Mercurial > python-cmd2

annotate cmd2.py @ 171:0b93f1a4076c

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lstripping commands
author catherine@dellzilla
date Fri, 12 Dec 2008 09:54:08 -0500
parents 310ebf4baa7a
children c01f8e612a0a
rev   line source
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
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diff changeset
1 """Variant on standard library's cmd with extra features.
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2
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3 To use, simply import cmd2.Cmd instead of cmd.Cmd; use precisely as though you
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4 were using the standard library's cmd, while enjoying the extra features.
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5
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6 Searchable command history (commands: "hi", "li", "run")
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7 Load commands from file, save to file, edit commands in file
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8 Multi-line commands
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9 Case-insensitive commands
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10 Special-character shortcut commands (beyond cmd's "@" and "!")
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11 Settable environment parameters
13
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12 Parsing commands with `optparse` options (flags)
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13 Redirection to file with >, >>; input from file with <
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14 Easy transcript-based testing of applications (see example/example.py)
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15
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16 Note that redirection with > and | will only work if `self.stdout.write()`
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17 is used in place of `print`. The standard library's `cmd` module is
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18 written to use `self.stdout.write()`,
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19
14
a242603905d9 ready to release 0.3.0
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20 - Catherine Devlin, Jan 03 2008 - catherinedevlin.blogspot.com
0
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21
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22 mercurial repository at http://www.assembla.com/wiki/show/python-cmd2
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23 CHANGES:
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24 As of 0.3.0, options should be specified as `optparse` options. See README.txt.
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25 flagReader.py options are still supported for backward compatibility
0
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26 """
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27 import cmd, re, os, sys, optparse, subprocess, tempfile, pyparsing, doctest, unittest, string
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28 from optparse import make_option
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29 __version__ = '0.4.4'
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30
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31 class OptionParser(optparse.OptionParser):
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32 def exit(self, status=0, msg=None):
38
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33 self.values._exit = True
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34 if msg:
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35 print msg
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36
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37 def error(self, msg):
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38 """error(msg : string)
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39
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40 Print a usage message incorporating 'msg' to stderr and exit.
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41 If you override this in a subclass, it should not return -- it
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42 should either exit or raise an exception.
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43 """
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44 raise
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45
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46 def options(option_list):
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47 def option_setup(func):
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48 optionParser = OptionParser()
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49 for opt in option_list:
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50 optionParser.add_option(opt)
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51 optionParser.set_usage("%s [options] arg" % func.__name__.strip('do_'))
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52 def newFunc(instance, arg):
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53 try:
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54 opts, newArgs = optionParser.parse_args(arg.split())
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55 newArgs = (newArgs and arg[arg.find(newArgs[0]):]) or ''
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c8efa4369189 fixes to option parsing
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56 except (optparse.OptionValueError, optparse.BadOptionError,
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57 optparse.OptionError, optparse.AmbiguousOptionError,
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58 optparse.OptionConflictError), e:
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59 print e
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60 optionParser.print_help()
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61 return
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62 if hasattr(opts, '_exit'):
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63 return None
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64 arg = arg.parser('%s %s%s%s' % (arg.parsed.command, newArgs, arg.parsed.terminator, arg.parsed.suffix))
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a974e2f44cbe made redirectors work with app-specific StatementEndPattern
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65 result = func(instance, arg, opts)
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66 return result
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67 newFunc.__doc__ = '%s\n%s' % (func.__doc__, optionParser.format_help())
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68 return newFunc
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69 return option_setup
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70
27
a76798cde34c hooray, pasting working in windows
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71 class PasteBufferError(EnvironmentError):
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72 if sys.platform[:3] == 'win':
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73 errmsg = """Redirecting to or from paste buffer requires pywin32
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74 to be installed on operating system.
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75 Download from http://sourceforge.net/projects/pywin32/"""
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76 else:
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77 errmsg = """Redirecting to or from paste buffer requires xclip
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78 to be installed on operating system.
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79 On Debian/Ubuntu, 'sudo apt-get install xclip' will install it."""
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80 def __init__(self):
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81 Exception.__init__(self, self.errmsg)
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82
29
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83 '''check here if functions exist; otherwise, stub out'''
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84 pastebufferr = """Redirecting to or from paste buffer requires %s
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85 to be installed on operating system.
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86 %s"""
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87 if subprocess.mswindows:
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88 try:
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89 import win32clipboard
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90 def getPasteBuffer():
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91 win32clipboard.OpenClipboard(0)
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92 try:
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93 result = win32clipboard.GetClipboardData()
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94 except TypeError:
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95 result = '' #non-text
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96 win32clipboard.CloseClipboard()
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97 return result
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98 def writeToPasteBuffer(txt):
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99 win32clipboard.OpenClipboard(0)
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100 win32clipboard.EmptyClipboard()
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101 win32clipboard.SetClipboardText(txt)
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102 win32clipboard.CloseClipboard()
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103 except ImportError:
106
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104 def getPasteBuffer(*args):
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105 raise OSError, pastebufferr % ('pywin32', 'Download from http://sourceforge.net/projects/pywin32/')
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106 setPasteBuffer = getPasteBuffer
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107 else:
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108 can_clip = False
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109 try:
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110 subprocess.check_call('xclip -o -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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111 can_clip = True
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112 except AttributeError: # check_call not defined, Python < 2.5
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113 teststring = 'Testing for presence of xclip.'
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114 xclipproc = subprocess.Popen('xclip -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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115 xclipproc.stdin.write(teststring)
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116 xclipproc.stdin.close()
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117 xclipproc = subprocess.Popen('xclip -o -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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118 if xclipproc.stdout.read() == teststring:
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119 can_clip = True
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120 except (subprocess.CalledProcessError, OSError, IOError):
29
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121 pass
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122 if can_clip:
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123 def getPasteBuffer():
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124 xclipproc = subprocess.Popen('xclip -o -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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125 return xclipproc.stdout.read()
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126 def writeToPasteBuffer(txt):
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127 xclipproc = subprocess.Popen('xclip -sel clip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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128 xclipproc.stdin.write(txt)
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129 xclipproc.stdin.close()
83
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130 # but we want it in both the "primary" and "mouse" clipboards
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131 xclipproc = subprocess.Popen('xclip', shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
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132 xclipproc.stdin.write(txt)
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133 xclipproc.stdin.close()
29
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134 else:
106
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135 def getPasteBuffer(*args):
29
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136 raise OSError, pastebufferr % ('xclip', 'On Debian/Ubuntu, install with "sudo apt-get install xclip"')
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137 setPasteBuffer = getPasteBuffer
106
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138 writeToPasteBuffer = getPasteBuffer
79
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139
f583663c610f switch to pyparsing worked
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140 pyparsing.ParserElement.setDefaultWhitespaceChars(' \t')
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141 '''
79
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142 def parseSearchResults(pattern, s):
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143 generator = pattern.scanString(s)
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144 try:
81
a3b0ef23146f trying to parseResults
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145 result, start, stop = generator.next()
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146 result['before'], result['after'] = s[:start], s[stop:]
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147 result['upToIncluding'] = s[:stop]
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148 except StopIteration:
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149 result = pyparsing.ParseResults('')
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150 result['before'] = s
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151 return result
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152 '''
154
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153
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154 def replaceInput(source):
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155 if source:
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156 newinput = open(source[0], 'r').read()
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157 else:
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158 newinput = getPasteBuffer()
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159
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160 try:
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161 if statement.inputFrom:
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162 newinput = open(statement.inputFrom, 'r').read()
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163 else:
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164 newinput = getPasteBuffer()
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parents: 153
diff changeset
165 except (OSError,), e:
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parents: 153
diff changeset
166 print e
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parents: 153
diff changeset
167 return 0
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parents: 153
diff changeset
168 start, end = self.redirectInPattern.scanString(statement.fullStatement).next()[1:]
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parents: 153
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169 return self.onecmd('%s%s%s' % (statement.fullStatement[:start],
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parents: 153
diff changeset
170 newinput, statement.fullStatement[end:]))
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parents: 153
diff changeset
171
157
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parents: 156
diff changeset
172 class ParsedString(str):
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parents: 156
diff changeset
173 pass
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parents: 156
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174
0
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parents:
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175 class Cmd(cmd.Cmd):
103
e4daf715fc31 echo on
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176 echo = False
0
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parents:
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177 caseInsensitive = True
157
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parents: 156
diff changeset
178 continuationPrompt = '> '
166
a3414ac38677 so close - now problem with terminator in string
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parents: 165
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179 legalChars = '!#$%.:?@_' + pyparsing.alphanums + pyparsing.alphas8bit # make sure your terminators are not in here!
137
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parents: 136
diff changeset
180 shortcuts = {'?': 'help', '!': 'shell', '@': 'load' }
106
2d3232693807 prompt-setting quirks
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parents: 105
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181 excludeFromHistory = '''run r list l history hi ed edit li eof'''.split()
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parents: 105
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182 noSpecialParse = 'set ed edit exit'.split()
0
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183 defaultExtension = 'txt'
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184 defaultFileName = 'command.txt'
170
310ebf4baa7a \n endings still squirrely; watch blank spaces in saved files
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parents: 169
diff changeset
185 settable = ['prompt', 'continuationPrompt', 'defaultFileName', 'editor', 'caseInsensitive', 'echo']
169
429c8e984df4 all working, except \n\n terminators
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parents: 168
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186
0
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187 editor = os.environ.get('EDITOR')
42
b3200c6e5763 inserting exception for quit...
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188 _STOP_AND_EXIT = 2
0
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parents:
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189 if not editor:
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parents:
diff changeset
190 if sys.platform[:3] == 'win':
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191 editor = 'notepad'
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parents:
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192 else:
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parents:
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193 for editor in ['gedit', 'kate', 'vim', 'emacs', 'nano', 'pico']:
47
927bc07467de fixed misfind of editor
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parents: 46
diff changeset
194 if not os.system('which %s' % (editor)):
0
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parents:
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195 break
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parents:
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196
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197 def do_cmdenvironment(self, args):
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198 self.stdout.write("""
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199 Commands are %(casesensitive)scase-sensitive.
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200 Commands may be terminated with: %(terminators)s
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201 Settable parameters: %(settable)s
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parents:
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202 """ %
2
1ea887b51cad python 2.4 compatibility
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parents: 0
diff changeset
203 { 'casesensitive': ('not ' and self.caseInsensitive) or '',
171
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parents: 170
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204 'terminators': str(self.terminators),
0
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205 'settable': ' '.join(self.settable)
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parents:
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206 })
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parents:
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207
10
47af95ad83c7 working the refactor still
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parents: 4
diff changeset
208 def do_help(self, arg):
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parents: 4
diff changeset
209 cmd.Cmd.do_help(self, arg)
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parents: 4
diff changeset
210 try:
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parents: 4
diff changeset
211 fn = getattr(self, 'do_' + arg)
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parents: 4
diff changeset
212 if fn and fn.optionParser:
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parents: 4
diff changeset
213 fn.optionParser.print_help(file=self.stdout)
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parents: 4
diff changeset
214 except AttributeError:
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parents: 4
diff changeset
215 pass
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parents: 4
diff changeset
216
0
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parents:
diff changeset
217 def __init__(self, *args, **kwargs):
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218 cmd.Cmd.__init__(self, *args, **kwargs)
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219 self.history = History()
152
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parents: 151
diff changeset
220 self._init_parser()
0
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parents:
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221
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parents:
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222 def do_shortcuts(self, args):
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parents:
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223 """Lists single-key shortcuts available."""
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parents:
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224 result = "\n".join('%s: %s' % (sc[0], sc[1]) for sc in self.shortcuts.items())
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parents:
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225 self.stdout.write("Single-key shortcuts for other commands:\n%s\n" % (result))
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parents:
diff changeset
226
137
308e99cebbb8 comments working?
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diff changeset
227 commentGrammars = pyparsing.Or([pyparsing.pythonStyleComment, pyparsing.cStyleComment])
153
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diff changeset
228 commentGrammars.addParseAction(lambda x: '')
136
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parents: 135
diff changeset
229 commentInProgress = pyparsing.Literal('/*') + pyparsing.SkipTo(pyparsing.stringEnd)
171
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diff changeset
230 terminators = [';']
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parents: 170
diff changeset
231 blankLinesAllowed = False
153
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diff changeset
232 multilineCommands = []
152
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parents: 151
diff changeset
233
693d11072e8e hmm, complications with gt within statements
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diff changeset
234 def _init_parser(self):
146
9ffb01d8876f streamlining parsing
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parents: 145
diff changeset
235 '''
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diff changeset
236 >>> c = Cmd()
153
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diff changeset
237 >>> c.multilineCommands = ['multiline']
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diff changeset
238 >>> c.caseInsensitive = True
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diff changeset
239 >>> c._init_parser()
158
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parents: 157
diff changeset
240 >>> print c.parser.parseString('').dump()
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diff changeset
241 []
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diff changeset
242 >>> print c.parser.parseString('/* empty command */').dump()
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diff changeset
243 []
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parents: 157
diff changeset
244 >>> print c.parser.parseString('plainword').dump()
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parents: 157
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245 ['plainword', '']
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parents: 157
diff changeset
246 - command: plainword
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parents: 157
diff changeset
247 - statement: ['plainword', '']
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parents: 157
diff changeset
248 - command: plainword
157
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parents: 156
diff changeset
249 >>> print c.parser.parseString('termbare;').dump()
158
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parents: 157
diff changeset
250 ['termbare', '', ';', '']
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parents: 157
diff changeset
251 - command: termbare
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parents: 157
diff changeset
252 - statement: ['termbare', '', ';']
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parents: 157
diff changeset
253 - command: termbare
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parents: 157
diff changeset
254 - terminator: ;
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parents: 157
diff changeset
255 - terminator: ;
157
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parents: 156
diff changeset
256 >>> print c.parser.parseString('termbare; suffx').dump()
158
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parents: 157
diff changeset
257 ['termbare', '', ';', 'suffx']
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parents: 157
diff changeset
258 - command: termbare
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parents: 157
diff changeset
259 - statement: ['termbare', '', ';']
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parents: 157
diff changeset
260 - command: termbare
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parents: 157
diff changeset
261 - terminator: ;
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parents: 157
diff changeset
262 - suffix: suffx
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parents: 157
diff changeset
263 - terminator: ;
152
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parents: 151
diff changeset
264 >>> print c.parser.parseString('barecommand').dump()
153
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parents: 152
diff changeset
265 ['barecommand', '']
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diff changeset
266 - command: barecommand
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parents: 152
diff changeset
267 - statement: ['barecommand', '']
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parents: 152
diff changeset
268 - command: barecommand
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catherine@dellzilla
parents: 152
diff changeset
269 >>> print c.parser.parseString('COMmand with args').dump()
157
10e917acf787 wow, parsing is broken
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parents: 156
diff changeset
270 ['command', 'with args']
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parents: 156
diff changeset
271 - args: with args
153
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parents: 152
diff changeset
272 - command: command
157
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catherine@dellzilla
parents: 156
diff changeset
273 - statement: ['command', 'with args']
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parents: 156
diff changeset
274 - args: with args
153
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parents: 152
diff changeset
275 - command: command
152
693d11072e8e hmm, complications with gt within statements
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parents: 151
diff changeset
276 >>> print c.parser.parseString('command with args and terminator; and suffix').dump()
158
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parents: 157
diff changeset
277 ['command', 'with args and terminator', ';', 'and suffix']
153
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parents: 152
diff changeset
278 - args: with args and terminator
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parents: 152
diff changeset
279 - command: command
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parents: 152
diff changeset
280 - statement: ['command', 'with args and terminator', ';']
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parents: 152
diff changeset
281 - args: with args and terminator
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parents: 152
diff changeset
282 - command: command
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parents: 152
diff changeset
283 - terminator: ;
158
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parents: 157
diff changeset
284 - suffix: and suffix
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parents: 157
diff changeset
285 - terminator: ;
153
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parents: 152
diff changeset
286 >>> print c.parser.parseString('simple | piped').dump()
157
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parents: 156
diff changeset
287 ['simple', '', '|', ' piped']
153
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diff changeset
288 - command: simple
157
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parents: 156
diff changeset
289 - pipeTo: piped
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
290 - statement: ['simple', '']
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parents: 152
diff changeset
291 - command: simple
152
693d11072e8e hmm, complications with gt within statements
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parents: 151
diff changeset
292 >>> print c.parser.parseString('command with args, terminator;sufx | piped').dump()
157
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catherine@dellzilla
parents: 156
diff changeset
293 ['command', 'with args, terminator', ';', 'sufx', '|', ' piped']
153
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parents: 152
diff changeset
294 - args: with args, terminator
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parents: 152
diff changeset
295 - command: command
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
296 - pipeTo: piped
153
5c5c458a6b70 parsing going well
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parents: 152
diff changeset
297 - statement: ['command', 'with args, terminator', ';']
5c5c458a6b70 parsing going well
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parents: 152
diff changeset
298 - args: with args, terminator
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parents: 152
diff changeset
299 - command: command
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parents: 152
diff changeset
300 - terminator: ;
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parents: 152
diff changeset
301 - suffix: sufx
155
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parents: 154
diff changeset
302 - terminator: ;
152
693d11072e8e hmm, complications with gt within statements
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parents: 151
diff changeset
303 >>> print c.parser.parseString('output into > afile.txt').dump()
157
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parents: 156
diff changeset
304 ['output', 'into', '>', 'afile.txt']
153
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parents: 152
diff changeset
305 - args: into
5c5c458a6b70 parsing going well
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parents: 152
diff changeset
306 - command: output
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parents: 152
diff changeset
307 - output: >
155
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parents: 154
diff changeset
308 - outputTo: afile.txt
157
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parents: 156
diff changeset
309 - statement: ['output', 'into']
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parents: 156
diff changeset
310 - args: into
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parents: 156
diff changeset
311 - command: output
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parents: 156
diff changeset
312 >>> print c.parser.parseString('output into;sufx | pipethrume plz > afile.txt').dump()
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parents: 156
diff changeset
313 ['output', 'into', ';', 'sufx', '|', ' pipethrume plz', '>', 'afile.txt']
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parents: 156
diff changeset
314 - args: into
10e917acf787 wow, parsing is broken
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parents: 156
diff changeset
315 - command: output
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parents: 156
diff changeset
316 - output: >
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parents: 156
diff changeset
317 - outputTo: afile.txt
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parents: 156
diff changeset
318 - pipeTo: pipethrume plz
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
319 - statement: ['output', 'into', ';']
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parents: 152
diff changeset
320 - args: into
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catherine@dellzilla
parents: 152
diff changeset
321 - command: output
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parents: 152
diff changeset
322 - terminator: ;
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catherine@dellzilla
parents: 152
diff changeset
323 - suffix: sufx
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catherine@dellzilla
parents: 152
diff changeset
324 - terminator: ;
152
693d11072e8e hmm, complications with gt within statements
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parents: 151
diff changeset
325 >>> print c.parser.parseString('output to paste buffer >> ').dump()
157
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parents: 156
diff changeset
326 ['output', 'to paste buffer', '>>', '']
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parents: 156
diff changeset
327 - args: to paste buffer
153
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catherine@dellzilla
parents: 152
diff changeset
328 - command: output
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parents: 152
diff changeset
329 - output: >>
157
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parents: 156
diff changeset
330 - statement: ['output', 'to paste buffer']
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parents: 156
diff changeset
331 - args: to paste buffer
153
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parents: 152
diff changeset
332 - command: output
152
693d11072e8e hmm, complications with gt within statements
catherine@Elli.myhome.westell.com
parents: 151
diff changeset
333 >>> print c.parser.parseString('ignore the /* commented | > */ stuff;').dump()
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
334 ['ignore', 'the /* commented | > */ stuff', ';', '']
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
335 - args: the /* commented | > */ stuff
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
336 - command: ignore
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
337 - statement: ['ignore', 'the /* commented | > */ stuff', ';']
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
338 - args: the /* commented | > */ stuff
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
339 - command: ignore
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
340 - terminator: ;
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
341 - terminator: ;
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
342 >>> print c.parser.parseString('has > inside;').dump()
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
343 ['has', '> inside', ';', '']
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
344 - args: > inside
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
345 - command: has
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
346 - statement: ['has', '> inside', ';']
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
347 - args: > inside
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
348 - command: has
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
349 - terminator: ;
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
350 - terminator: ;
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
351 >>> print c.parser.parseString('multiline has > inside an unfinished command').dump()
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
352 ['multiline', 'has > inside an unfinished command']
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
353 - multilineCommand: multiline
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
354 >>> print c.parser.parseString('multiline has > inside;').dump()
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
355 ['multiline', 'has > inside', ';', '']
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
356 - args: has > inside
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
357 - multilineCommand: multiline
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
358 - statement: ['multiline', 'has > inside', ';']
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
359 - args: has > inside
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
360 - multilineCommand: multiline
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
361 - terminator: ;
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
362 - terminator: ;
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
363 >>> print c.parser.parseString('multiline command /* with comment in progress;').dump()
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
364 ['multiline', 'command /* with comment in progress;']
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
365 - multilineCommand: multiline
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
366 >>> print c.parser.parseString('multiline command /* with comment complete */ is done;').dump()
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
367 ['multiline', 'command /* with comment complete */ is done', ';', '']
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
368 - args: command /* with comment complete */ is done
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
369 - multilineCommand: multiline
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
370 - statement: ['multiline', 'command /* with comment complete */ is done', ';']
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
371 - args: command /* with comment complete */ is done
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
372 - multilineCommand: multiline
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
373 - terminator: ;
158
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
374 - terminator: ;
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
375 '''
146
9ffb01d8876f streamlining parsing
catherine@dellzilla
parents: 145
diff changeset
376 outputParser = pyparsing.oneOf(['>>','>'])('output')
171
0b93f1a4076c lstripping commands
catherine@dellzilla
parents: 170
diff changeset
377 terminatorParser = pyparsing.Or([(hasattr(t, 'parseString') and t) or pyparsing.Literal(t) for t in self.terminators])('terminator')
152
693d11072e8e hmm, complications with gt within statements
catherine@Elli.myhome.westell.com
parents: 151
diff changeset
378 stringEnd = pyparsing.stringEnd ^ '\nEOF'
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
379 multilineCommand = pyparsing.Or([pyparsing.Keyword(c, caseless=self.caseInsensitive) for c in self.multilineCommands])('multilineCommand')
166
a3414ac38677 so close - now problem with terminator in string
catherine@dellzilla
parents: 165
diff changeset
380 oneLineCommand = pyparsing.Word(self.legalChars)('command')
160
59b7847ec3ca little fixes
catherine@dellzilla
parents: 159
diff changeset
381 pipe = pyparsing.Keyword('|', identChars='|')
168
786ab5a83eea quotes still getting snipped, ugh
catherine@dellzilla
parents: 167
diff changeset
382 self.commentGrammars.ignore(pyparsing.sglQuotedString).ignore(pyparsing.dblQuotedString).setParseAction(lambda x: '')
786ab5a83eea quotes still getting snipped, ugh
catherine@dellzilla
parents: 167
diff changeset
383 self.commentInProgress.ignore(pyparsing.sglQuotedString).ignore(pyparsing.dblQuotedString).ignore(pyparsing.cStyleComment)
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
384 afterElements = \
160
59b7847ec3ca little fixes
catherine@dellzilla
parents: 159
diff changeset
385 pyparsing.Optional(pipe + pyparsing.SkipTo(outputParser ^ stringEnd)('pipeTo')) + \
155
8ba5127167f5 file output working again
catherine@dellzilla
parents: 154
diff changeset
386 pyparsing.Optional(outputParser + pyparsing.SkipTo(stringEnd).setParseAction(lambda x: x[0].strip())('outputTo'))
152
693d11072e8e hmm, complications with gt within statements
catherine@Elli.myhome.westell.com
parents: 151
diff changeset
387 if self.caseInsensitive:
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
388 multilineCommand.setParseAction(lambda x: x[0].lower())
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
389 oneLineCommand.setParseAction(lambda x: x[0].lower())
171
0b93f1a4076c lstripping commands
catherine@dellzilla
parents: 170
diff changeset
390 blankLineTerminator = (pyparsing.Literal('\n') + pyparsing.stringEnd)('terminator')
0b93f1a4076c lstripping commands
catherine@dellzilla
parents: 170
diff changeset
391 if self.blankLinesAllowed:
0b93f1a4076c lstripping commands
catherine@dellzilla
parents: 170
diff changeset
392 subparser0 = pyparsing.NoMatch
0b93f1a4076c lstripping commands
catherine@dellzilla
parents: 170
diff changeset
393 else:
0b93f1a4076c lstripping commands
catherine@dellzilla
parents: 170
diff changeset
394 subparser0 = ((multilineCommand ^ oneLineCommand) + pyparsing.SkipTo(blankLineTerminator).setParseAction(lambda x: x[0].strip())('args') + terminatorParser)('statement')
170
310ebf4baa7a \n endings still squirrely; watch blank spaces in saved files
catherine@dellzilla
parents: 169
diff changeset
395 subparser1 = (((multilineCommand ^ oneLineCommand) + pyparsing.SkipTo(terminatorParser).setParseAction(lambda x: x[0].strip())('args') + terminatorParser)('statement') +
310ebf4baa7a \n endings still squirrely; watch blank spaces in saved files
catherine@dellzilla
parents: 169
diff changeset
396 pyparsing.SkipTo(outputParser ^ pipe ^ stringEnd).setParseAction(lambda x: x[0].strip())('suffix') + afterElements)
171
0b93f1a4076c lstripping commands
catherine@dellzilla
parents: 170
diff changeset
397 #subparser1 = (((multilineCommand ^ oneLineCommand) + pyparsing.SkipTo(terminatorParser).setParseAction(lambda x: x[0].strip())('args') + terminatorParser)('statement') +
0b93f1a4076c lstripping commands
catherine@dellzilla
parents: 170
diff changeset
398 # pyparsing.Optional(pyparsing.SkipTo(outputParser ^ pipe ^ stringEnd).setParseAction(lambda x: x[0].strip()))('suffix') + afterElements)
170
310ebf4baa7a \n endings still squirrely; watch blank spaces in saved files
catherine@dellzilla
parents: 169
diff changeset
399 subparser2 = ((oneLineCommand + pyparsing.SkipTo(terminatorParser ^ stringEnd ^ pipe ^ outputParser).setParseAction(lambda x:x[0].strip())('args'))('statement') +
310ebf4baa7a \n endings still squirrely; watch blank spaces in saved files
catherine@dellzilla
parents: 169
diff changeset
400 pyparsing.Optional(terminatorParser) + afterElements)
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
401 self.parser = (
158
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
402 pyparsing.stringEnd
170
310ebf4baa7a \n endings still squirrely; watch blank spaces in saved files
catherine@dellzilla
parents: 169
diff changeset
403 |
171
0b93f1a4076c lstripping commands
catherine@dellzilla
parents: 170
diff changeset
404 subparser0
0b93f1a4076c lstripping commands
catherine@dellzilla
parents: 170
diff changeset
405 |
170
310ebf4baa7a \n endings still squirrely; watch blank spaces in saved files
catherine@dellzilla
parents: 169
diff changeset
406 subparser1
310ebf4baa7a \n endings still squirrely; watch blank spaces in saved files
catherine@dellzilla
parents: 169
diff changeset
407 |
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
408 multilineCommand + pyparsing.SkipTo(pyparsing.stringEnd)
170
310ebf4baa7a \n endings still squirrely; watch blank spaces in saved files
catherine@dellzilla
parents: 169
diff changeset
409 |
310ebf4baa7a \n endings still squirrely; watch blank spaces in saved files
catherine@dellzilla
parents: 169
diff changeset
410 subparser2
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
411 )
169
429c8e984df4 all working, except \n\n terminators
catherine@dellzilla
parents: 168
diff changeset
412 self.parser.ignore(pyparsing.sglQuotedString).ignore(pyparsing.dblQuotedString).ignore(self.commentGrammars).ignore(self.commentInProgress)
429c8e984df4 all working, except \n\n terminators
catherine@dellzilla
parents: 168
diff changeset
413
154
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
414 inputMark = pyparsing.Literal('<')
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
415 inputMark.setParseAction(lambda x: '')
166
a3414ac38677 so close - now problem with terminator in string
catherine@dellzilla
parents: 165
diff changeset
416 inputFrom = pyparsing.Word(self.legalChars + '/\\')('inputFrom')
154
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
417 inputFrom.setParseAction(lambda x: (x and open(x[0]).read()) or getPasteBuffer())
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
418 self.inputParser = inputMark + pyparsing.Optional(inputFrom)
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
419 self.inputParser.ignore(pyparsing.sglQuotedString).ignore(pyparsing.dblQuotedString).ignore(self.commentGrammars).ignore(self.commentInProgress)
153
5c5c458a6b70 parsing going well
catherine@dellzilla
parents: 152
diff changeset
420
165
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
421 def parsed(self, raw, **kwargs):
162
c50615cf814f merged with changes from work
catherine@Elli.myhome.westell.com
parents: 161
diff changeset
422 if isinstance(raw, ParsedString):
165
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
423 p = raw
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
424 else:
171
0b93f1a4076c lstripping commands
catherine@dellzilla
parents: 170
diff changeset
425 s = self.inputParser.transformString(raw.lstrip())
165
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
426 for (shortcut, expansion) in self.shortcuts.items():
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
427 if s.startswith(shortcut):
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
428 s = s.replace(shortcut, expansion + ' ', 1)
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
429 break
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
430 result = self.parser.parseString(s)
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
431 result['command'] = result.multilineCommand or result.command
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
432 result['raw'] = raw
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
433 result['clean'] = self.commentGrammars.transformString(result.args)
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
434 result['expanded'] = s
166
a3414ac38677 so close - now problem with terminator in string
catherine@dellzilla
parents: 165
diff changeset
435 p = ParsedString(result.clean)
165
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
436 p.parsed = result
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
437 p.parser = self.parsed
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
438 for (key, val) in kwargs.items():
3dc882a00e53 terminators + suffixes now preserved
catherine@dellzilla
parents: 164
diff changeset
439 p.parsed[key] = val
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
440 return p
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
441
166
a3414ac38677 so close - now problem with terminator in string
catherine@dellzilla
parents: 165
diff changeset
442 def onecmd(self, line):
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
443 """Interpret the argument as though it had been typed in response
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
444 to the prompt.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
445
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
446 This may be overridden, but should not normally need to be;
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
447 see the precmd() and postcmd() methods for useful execution hooks.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
448 The return value is a flag indicating whether interpretation of
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
449 commands by the interpreter should stop.
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
450
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
451 This (`cmd2`) version of `onecmd` already override's `cmd`'s `onecmd`.
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
452
3
4520a1a073ff require terminator for redirection
catherine@cordelia
parents: 2
diff changeset
453 """
83
2176ce847939 merged copy to both clipboards in
catherine@Elli.myhome.westell.com
parents: 82
diff changeset
454 if not line:
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
455 return self.emptyline()
135
7c0a89fccf2b broken; midway through comments
catherine@Elli.myhome.westell.com
parents: 134
diff changeset
456 if not pyparsing.Or(self.commentGrammars).setParseAction(lambda x: '').transformString(line):
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
457 return 0
154
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
458 try:
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
459 statement = self.parsed(line)
170
310ebf4baa7a \n endings still squirrely; watch blank spaces in saved files
catherine@dellzilla
parents: 169
diff changeset
460 while statement.parsed.multilineCommand and (statement.parsed.terminator == ''):
166
a3414ac38677 so close - now problem with terminator in string
catherine@dellzilla
parents: 165
diff changeset
461 statement = self.parsed('%s\n%s' % (statement.parsed.raw,
a3414ac38677 so close - now problem with terminator in string
catherine@dellzilla
parents: 165
diff changeset
462 self.pseudo_raw_input(self.continuationPrompt)))
154
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
463 except Exception, e:
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
464 print e
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
465 return 0
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
466
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
467 statekeeper = None
25
6948d1f9e4b4 missing xclip half-working
catherine@localhost
parents: 24
diff changeset
468 stop = 0
154
606ad25c7f7e new experiment with ignore?
catherine@dellzilla
parents: 153
diff changeset
469
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
470 if statement.parsed.pipeTo:
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
471 redirect = subprocess.Popen(statement.parsed.pipeTo, shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
51
26e33f64f68e trying new unified pipe and redirect
catherine@localhost
parents: 50
diff changeset
472 statekeeper = Statekeeper(self, ('stdout',))
47
927bc07467de fixed misfind of editor
catherine@cordelia
parents: 46
diff changeset
473 self.stdout = redirect.stdin
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
474 elif statement.parsed.output:
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
475 statekeeper = Statekeeper(self, ('stdout',))
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
476 if statement.parsed.outputTo:
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
477 mode = 'w'
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
478 if statement.parsed.output == '>>':
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
479 mode = 'a'
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
480 try:
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
481 self.stdout = open(statement.parsed.outputTo, mode)
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
482 except OSError, e:
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
483 print e
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
484 return 0
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
485 else:
51
26e33f64f68e trying new unified pipe and redirect
catherine@localhost
parents: 50
diff changeset
486 statekeeper = Statekeeper(self, ('stdout',))
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
487 self.stdout = tempfile.TemporaryFile()
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
488 if statement.parsed.output == '>>':
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
489 self.stdout.write(getPasteBuffer())
133
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
490 try:
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
491 # "heart" of the command, replace's cmd's onecmd()
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
492 self.lastcmd = statement.parsed.expanded
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
493 try:
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
494 func = getattr(self, 'do_' + statement.parsed.command)
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
495 except AttributeError:
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
496 return self.default(statement)
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
497 stop = func(statement)
133
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
498 except Exception, e:
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
499 print e
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
500 try:
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
501 if statement.parsed.command not in self.excludeFromHistory:
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
502 self.history.append(statement.parsed.raw)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
503 finally:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
504 if statekeeper:
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
505 if statement.parsed.output and not statement.parsed.outputTo:
27
a76798cde34c hooray, pasting working in windows
catherine@cordelia
parents: 26
diff changeset
506 self.stdout.seek(0)
134
c28ae4f75c15 incorporated changes from branch at work
catherine@Elli.myhome.westell.com
parents: 133
diff changeset
507 try:
c28ae4f75c15 incorporated changes from branch at work
catherine@Elli.myhome.westell.com
parents: 133
diff changeset
508 writeToPasteBuffer(self.stdout.read())
c28ae4f75c15 incorporated changes from branch at work
catherine@Elli.myhome.westell.com
parents: 133
diff changeset
509 except Exception, e:
c28ae4f75c15 incorporated changes from branch at work
catherine@Elli.myhome.westell.com
parents: 133
diff changeset
510 print str(e)
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
511 elif statement.parsed.pipeTo:
52
49de899a05a8 new unified pipe and redirect works on wc
catherine@localhost
parents: 51
diff changeset
512 for result in redirect.communicate():
49de899a05a8 new unified pipe and redirect works on wc
catherine@localhost
parents: 51
diff changeset
513 statekeeper.stdout.write(result or '')
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
514 self.stdout.close()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
515 statekeeper.restore()
52
49de899a05a8 new unified pipe and redirect works on wc
catherine@localhost
parents: 51
diff changeset
516
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
517 return stop
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
518
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
519 def pseudo_raw_input(self, prompt):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
520 """copied from cmd's cmdloop; like raw_input, but accounts for changed stdin, stdout"""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
521
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
522 if self.use_rawinput:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
523 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
524 line = raw_input(prompt)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
525 except EOFError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
526 line = 'EOF'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
527 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
528 self.stdout.write(prompt)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
529 self.stdout.flush()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
530 line = self.stdin.readline()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
531 if not len(line):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
532 line = 'EOF'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
533 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
534 if line[-1] == '\n': # this was always true in Cmd
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
535 line = line[:-1]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
536 return line
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
537
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
538 def cmdloop(self, intro=None):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
539 """Repeatedly issue a prompt, accept input, parse an initial prefix
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
540 off the received input, and dispatch to action methods, passing them
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
541 the remainder of the line as argument.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
542 """
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
543
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
544 # An almost perfect copy from Cmd; however, the pseudo_raw_input portion
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
545 # has been split out so that it can be called separately
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
546
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
547 self.preloop()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
548 if self.use_rawinput and self.completekey:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
549 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
550 import readline
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
551 self.old_completer = readline.get_completer()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
552 readline.set_completer(self.complete)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
553 readline.parse_and_bind(self.completekey+": complete")
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
554 except ImportError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
555 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
556 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
557 if intro is not None:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
558 self.intro = intro
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
559 if self.intro:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
560 self.stdout.write(str(self.intro)+"\n")
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
561 stop = None
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
562 while not stop:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
563 if self.cmdqueue:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
564 line = self.cmdqueue.pop(0)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
565 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
566 line = self.pseudo_raw_input(self.prompt)
103
e4daf715fc31 echo on
catherine@dellzilla
parents: 100
diff changeset
567 if (self.echo) and (isinstance(self.stdin, file)):
e4daf715fc31 echo on
catherine@dellzilla
parents: 100
diff changeset
568 self.stdout.write(line + '\n')
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
569 line = self.precmd(line)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
570 stop = self.onecmd(line)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
571 stop = self.postcmd(stop, line)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
572 self.postloop()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
573 finally:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
574 if self.use_rawinput and self.completekey:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
575 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
576 import readline
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
577 readline.set_completer(self.old_completer)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
578 except ImportError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
579 pass
43
e03a8c03ac37 command-line args working
catherine@cordelia
parents: 42
diff changeset
580 return stop
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
581
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
582 def do_EOF(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
583 return True
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
584 do_eof = do_EOF
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
585
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
586 def showParam(self, param):
133
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
587 param = param.strip().lower()
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
588 if param in self.settable:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
589 val = getattr(self, param)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
590 self.stdout.write('%s: %s\n' % (param, str(getattr(self, param))))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
591
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
592 def do_quit(self, arg):
43
e03a8c03ac37 command-line args working
catherine@cordelia
parents: 42
diff changeset
593 return self._STOP_AND_EXIT
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
594 do_exit = do_quit
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
595 do_q = do_quit
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
596
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
597 def do_show(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
598 'Shows value of a parameter'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
599 if arg.strip():
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
600 self.showParam(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
601 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
602 for param in self.settable:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
603 self.showParam(param)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
604
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
605 def do_set(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
606 'Sets a parameter'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
607 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
608 paramName, val = arg.split(None, 1)
133
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
609 paramName = paramName.strip().lower()
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
610 if paramName not in self.settable:
106
2d3232693807 prompt-setting quirks
catherine@dellzilla
parents: 105
diff changeset
611 raise NotSettableError
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
612 currentVal = getattr(self, paramName)
106
2d3232693807 prompt-setting quirks
catherine@dellzilla
parents: 105
diff changeset
613 if (val[0] == val[-1]) and val[0] in ("'", '"'):
2d3232693807 prompt-setting quirks
catherine@dellzilla
parents: 105
diff changeset
614 val = val[1:-1]
2d3232693807 prompt-setting quirks
catherine@dellzilla
parents: 105
diff changeset
615 else:
163
61a57c44cd93 ugh - parsing stripping command causes real trouble
catherine@dellzilla
parents: 162
diff changeset
616 val = cast(currentVal, val)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
617 setattr(self, paramName, val)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
618 self.stdout.write('%s - was: %s\nnow: %s\n' % (paramName, currentVal, val))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
619 except (ValueError, AttributeError, NotSettableError), e:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
620 self.do_show(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
621
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
622 def do_shell(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
623 'execute a command as if at the OS prompt.'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
624 os.system(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
625
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
626 def do_history(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
627 """history [arg]: lists past commands issued
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
628
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
629 no arg -> list all
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
630 arg is integer -> list one history item, by index
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
631 arg is string -> string search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
632 arg is /enclosed in forward-slashes/ -> regular expression search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
633 """
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
634 if arg:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
635 history = self.history.get(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
636 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
637 history = self.history
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
638 for hi in history:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
639 self.stdout.write(hi.pr())
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
640 def last_matching(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
641 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
642 if arg:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
643 return self.history.get(arg)[-1]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
644 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
645 return self.history[-1]
133
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
646 except IndexError:
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
647 return None
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
648 def do_list(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
649 """list [arg]: lists last command issued
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
650
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
651 no arg -> list absolute last
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
652 arg is integer -> list one history item, by index
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
653 - arg, arg - (integer) -> list up to or after #arg
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
654 arg is string -> list last command matching string search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
655 arg is /enclosed in forward-slashes/ -> regular expression search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
656 """
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
657 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
658 self.stdout.write(self.last_matching(arg).pr())
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
659 except:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
660 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
661 do_hi = do_history
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
662 do_l = do_list
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
663 do_li = do_list
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
664
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
665 def do_ed(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
666 """ed: edit most recent command in text editor
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
667 ed [N]: edit numbered command from history
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
668 ed [filename]: edit specified file name
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
669
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
670 commands are run after editor is closed.
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
671 "set edit (program-name)" or set EDITOR environment variable
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
672 to control which editing program is used."""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
673 if not self.editor:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
674 print "please use 'set editor' to specify your text editing program of choice."
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
675 return
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
676 filename = self.defaultFileName
133
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
677 if arg:
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
678 try:
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
679 buffer = self.last_matching(int(arg))
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
680 except ValueError:
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
681 filename = arg
133
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
682 buffer = ''
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
683 else:
31674148b13c just beginning to make comments work
catherine@Elli.myhome.westell.com
parents: 126
diff changeset
684 buffer = self.history[-1]
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
685
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
686 if buffer:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
687 f = open(filename, 'w')
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
688 f.write(buffer or '')
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
689 f.close()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
690
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
691 os.system('%s %s' % (self.editor, filename))
48
34fb41095451 avoiding do_load overload
catherine.devlin@gmail.com
parents: 47
diff changeset
692 self.do__load(filename)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
693 do_edit = do_ed
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
694
91
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
695 saveparser = (pyparsing.Optional(pyparsing.Word(pyparsing.nums)^'*')("idx") +
157
10e917acf787 wow, parsing is broken
catherine@dellzilla
parents: 156
diff changeset
696 pyparsing.Optional(pyparsing.Word(legalChars + '/\\'))("fname") +
91
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
697 pyparsing.stringEnd)
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
698 def do_save(self, arg):
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
699 """`save [N] [filename.ext]`
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
700 Saves command from history to file.
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
701 N => Number of command (from history), or `*`;
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
702 most recent command if omitted"""
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
703
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
704 try:
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
705 args = self.saveparser.parseString(arg)
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
706 except pyparsing.ParseException:
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
707 print self.do_save.__doc__
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
708 return
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
709 fname = args.fname or self.defaultFileName
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
710 if args.idx == '*':
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
711 saveme = '\n\n'.join(self.history[:])
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
712 elif args.idx:
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
713 saveme = self.history[int(args.idx)-1]
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
714 else:
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
715 saveme = self.history[-1]
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
716 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
717 f = open(fname, 'w')
91
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
718 f.write(saveme)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
719 f.close()
91
88f2aa240af1 added to save
catherine@Elli.myhome.westell.com
parents: 90
diff changeset
720 print 'Saved to %s' % (fname)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
721 except Exception, e:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
722 print 'Error saving %s: %s' % (fname, str(e))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
723
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
724 def do_load(self, fname=None):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
725 """Runs command(s) from a file."""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
726 if fname is None:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
727 fname = self.defaultFileName
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
728 keepstate = Statekeeper(self, ('stdin','use_rawinput','prompt','continuationPrompt'))
41
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
729 if isinstance(fname, file):
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
730 self.stdin = fname
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
731 else:
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
732 try:
41
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
733 self.stdin = open(fname, 'r')
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
734 except IOError, e:
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
735 try:
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
736 self.stdin = open('%s.%s' % (fname, self.defaultExtension), 'r')
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
737 except IOError:
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
738 print 'Problem opening file %s: \n%s' % (fname, e)
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
739 keepstate.restore()
1275d59c08a7 do_load accepts file object
catherine@cordelia
parents: 39
diff changeset
740 return
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
741 self.use_rawinput = False
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
742 self.prompt = self.continuationPrompt = ''
42
b3200c6e5763 inserting exception for quit...
catherine@cordelia
parents: 41
diff changeset
743 stop = self.cmdloop()
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
744 self.stdin.close()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
745 keepstate.restore()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
746 self.lastcmd = ''
48
34fb41095451 avoiding do_load overload
catherine.devlin@gmail.com
parents: 47
diff changeset
747 return (stop == self._STOP_AND_EXIT) and self._STOP_AND_EXIT
34fb41095451 avoiding do_load overload
catherine.devlin@gmail.com
parents: 47
diff changeset
748 do__load = do_load # avoid an unfortunate legacy use of do_load from sqlpython
43
e03a8c03ac37 command-line args working
catherine@cordelia
parents: 42
diff changeset
749
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
750 def do_run(self, arg):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
751 """run [arg]: re-runs an earlier command
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
752
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
753 no arg -> run most recent command
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
754 arg is integer -> run one history item, by index
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
755 arg is string -> run most recent command by string search
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
756 arg is /enclosed in forward-slashes/ -> run most recent by regex
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
757 """
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
758 'run [N]: runs the SQL that was run N commands ago'
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
759 runme = self.last_matching(arg)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
760 print runme
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
761 if runme:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
762 runme = self.precmd(runme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
763 stop = self.onecmd(runme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
764 stop = self.postcmd(stop, runme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
765 do_r = do_run
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
766
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
767 def fileimport(self, statement, source):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
768 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
769 f = open(source)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
770 except IOError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
771 self.stdout.write("Couldn't read from file %s\n" % source)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
772 return ''
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
773 data = f.read()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
774 f.close()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
775 return data
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
776
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
777 class HistoryItem(str):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
778 def __init__(self, instr):
121
fe432d010ecc going to attempt 2.4 and 2.6 compatibility
catherine@dellzilla
parents: 119
diff changeset
779 str.__init__(self)
0
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
780 self.lowercase = self.lower()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
781 self.idx = None
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
782 def pr(self):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
783 return '-------------------------[%d]\n%s\n' % (self.idx, str(self))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
784
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
785 class History(list):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
786 rangeFrom = re.compile(r'^([\d])+\s*\-$')
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
787 def append(self, new):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
788 new = HistoryItem(new)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
789 list.append(self, new)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
790 new.idx = len(self)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
791 def extend(self, new):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
792 for n in new:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
793 self.append(n)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
794 def get(self, getme):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
795 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
796 getme = int(getme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
797 if getme < 0:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
798 return self[:(-1 * getme)]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
799 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
800 return [self[getme-1]]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
801 except IndexError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
802 return []
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
803 except (ValueError, TypeError):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
804 getme = getme.strip()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
805 mtch = self.rangeFrom.search(getme)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
806 if mtch:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
807 return self[(int(mtch.group(1))-1):]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
808 if getme.startswith(r'/') and getme.endswith(r'/'):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
809 finder = re.compile(getme[1:-1], re.DOTALL | re.MULTILINE | re.IGNORECASE)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
810 def isin(hi):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
811 return finder.search(hi)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
812 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
813 def isin(hi):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
814 return (getme.lower() in hi.lowercase)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
815 return [itm for itm in self if isin(itm)]
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
816
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
817 class NotSettableError(Exception):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
818 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
819
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
820 def cast(current, new):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
821 """Tries to force a new value into the same type as the current."""
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
822 typ = type(current)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
823 if typ == bool:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
824 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
825 return bool(int(new))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
826 except ValueError, TypeError:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
827 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
828 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
829 new = new.lower()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
830 except:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
831 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
832 if (new=='on') or (new[0] in ('y','t')):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
833 return True
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
834 if (new=='off') or (new[0] in ('n','f')):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
835 return False
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
836 else:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
837 try:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
838 return typ(new)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
839 except:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
840 pass
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
841 print "Problem setting parameter (now %s) to %s; incorrect type?" % (current, new)
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
842 return current
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
843
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
844 class Statekeeper(object):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
845 def __init__(self, obj, attribs):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
846 self.obj = obj
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
847 self.attribs = attribs
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
848 self.save()
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
849 def save(self):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
850 for attrib in self.attribs:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
851 setattr(self, attrib, getattr(self.obj, attrib))
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
852 def restore(self):
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
853 for attrib in self.attribs:
febfdc79550b moved repository to Assembla
catherine@DellZilla.myhome.westell.com
parents:
diff changeset
854 setattr(self.obj, attrib, getattr(self, attrib))
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
855
104
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
856 class Borg(object):
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
857 '''All instances of any Borg subclass will share state.
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
858 from Python Cookbook, 2nd Ed., recipe 6.16'''
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
859 _shared_state = {}
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
860 def __new__(cls, *a, **k):
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
861 obj = object.__new__(cls, *a, **k)
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
862 obj.__dict__ = cls._shared_state
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
863 return obj
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
864
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
865 class OutputTrap(Borg):
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
866 '''Instantiate an OutputTrap to divert/capture ALL stdout output. For use in unit testing.
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
867 Call `tearDown()` to return to normal output.'''
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
868 def __init__(self):
105
130340609e19 testing beginning to work?
catherine@dellzilla
parents: 104
diff changeset
869 self.old_stdout = sys.stdout
104
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
870 self.trap = tempfile.TemporaryFile()
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
871 sys.stdout = self.trap
105
130340609e19 testing beginning to work?
catherine@dellzilla
parents: 104
diff changeset
872 def read(self):
104
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
873 self.trap.seek(0)
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
874 result = self.trap.read()
105
130340609e19 testing beginning to work?
catherine@dellzilla
parents: 104
diff changeset
875 self.trap.truncate(0)
130340609e19 testing beginning to work?
catherine@dellzilla
parents: 104
diff changeset
876 return result.strip('\x00')
104
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
877 def tearDown(self):
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
878 sys.stdout = self.old_stdout
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
879
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
880 class TranscriptReader(object):
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
881 def __init__(self, cmdapp, filename='test_cmd2.txt'):
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
882 self.cmdapp = cmdapp
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
883 try:
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
884 tfile = open(filename)
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
885 self.transcript = tfile.read()
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
886 tfile.close()
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
887 except IOError:
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
888 self.transcript = ''
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
889 self.bookmark = 0
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
890 def refreshCommandFinder(self):
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
891 prompt = pyparsing.Suppress(pyparsing.lineStart + self.cmdapp.prompt)
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
892 continuationPrompt = pyparsing.Suppress(pyparsing.lineStart + self.cmdapp.continuationPrompt)
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
893 self.cmdtxtPattern = (prompt + pyparsing.restOfLine + pyparsing.ZeroOrMore(
119
fe47c5b269cc altering README to match exampleSession.txt
catherine@dellzilla
parents: 117
diff changeset
894 pyparsing.lineEnd + continuationPrompt + pyparsing.restOfLine))("command")
104
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
895 def inputGenerator(self):
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
896 while True:
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
897 self.refreshCommandFinder()
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
898 (thiscmd, startpos, endpos) = self.cmdtxtPattern.scanString(self.transcript[self.bookmark:], maxMatches=1).next()
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
899 lineNum = self.transcript.count('\n', 0, self.bookmark+startpos) + 2
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
900 self.bookmark += endpos
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
901 yield (''.join(thiscmd.command), lineNum)
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
902 def nextExpected(self):
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
903 self.refreshCommandFinder()
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
904 try:
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
905 (thiscmd, startpos, endpos) = self.cmdtxtPattern.scanString(self.transcript[self.bookmark:], maxMatches=1).next()
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
906 result = self.transcript[self.bookmark:self.bookmark+startpos]
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
907 self.bookmark += startpos
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
908 return result
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
909 except StopIteration:
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
910 return self.transcript[self.bookmark:]
122
e62aa2f58b7b now works Python 2.4 to Python 2.6
catherine@dellzilla
parents: 121
diff changeset
911
104
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
912 class Cmd2TestCase(unittest.TestCase):
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
913 '''Subclass this, setting CmdApp and transcriptFileName, to make a unittest.TestCase class
109
78c4db4c2045 all done but the proper packaging
catherine@dellzilla
parents: 108
diff changeset
914 that will execute the commands in transcriptFileName and expect the results shown.
78c4db4c2045 all done but the proper packaging
catherine@dellzilla
parents: 108
diff changeset
915 See example.py'''
104
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
916 # problem: this (raw) case gets called by unittest.main - we don't want it to be. hmm
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
917 CmdApp = None
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
918 transcriptFileName = ''
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
919 def setUp(self):
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
920 if self.CmdApp:
105
130340609e19 testing beginning to work?
catherine@dellzilla
parents: 104
diff changeset
921 self.outputTrap = OutputTrap()
104
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
922 self.cmdapp = self.CmdApp()
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
923 self.transcriptReader = TranscriptReader(self.cmdapp, self.transcriptFileName)
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
924 def testall(self):
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
925 if self.CmdApp:
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
926 for (cmdInput, lineNum) in self.transcriptReader.inputGenerator():
166
a3414ac38677 so close - now problem with terminator in string
catherine@dellzilla
parents: 165
diff changeset
927 parsed = self.cmdapp.parsed(cmdInput)
170
310ebf4baa7a \n endings still squirrely; watch blank spaces in saved files
catherine@dellzilla
parents: 169
diff changeset
928 if parsed.parsed.multilineCommand and (parsed.parsed.terminator != ''):
166
a3414ac38677 so close - now problem with terminator in string
catherine@dellzilla
parents: 165
diff changeset
929 cmdInput = cmdInput + self.cmdapp.terminators[0]
a3414ac38677 so close - now problem with terminator in string
catherine@dellzilla
parents: 165
diff changeset
930 self.cmdapp.onecmd(cmdInput)
105
130340609e19 testing beginning to work?
catherine@dellzilla
parents: 104
diff changeset
931 result = self.outputTrap.read()
104
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
932 expected = self.transcriptReader.nextExpected()
107
3e2651cbe376 vigorous whitespace stripping from test results
catherine@dellzilla
parents: 106
diff changeset
933 self.assertEqual(self.stripByLine(result), self.stripByLine(expected),
104
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
934 '\nFile %s, line %d\nCommand was:\n%s\nExpected:\n%s\nGot:\n%s\n' %
166
a3414ac38677 so close - now problem with terminator in string
catherine@dellzilla
parents: 165
diff changeset
935 (self.transcriptFileName, lineNum, cmdInput, expected, result))
a3414ac38677 so close - now problem with terminator in string
catherine@dellzilla
parents: 165
diff changeset
936 #self.assertEqual(self.stripByLine(result), self.stripByLine(expected),
a3414ac38677 so close - now problem with terminator in string
catherine@dellzilla
parents: 165
diff changeset
937 # '\nFile %s, line %d\nCommand was:\n%s\nExpected:\n%s\nGot:\n%s\n' %
a3414ac38677 so close - now problem with terminator in string
catherine@dellzilla
parents: 165
diff changeset
938 # (self.transcriptFileName, lineNum, cmdInput, expected, result))
107
3e2651cbe376 vigorous whitespace stripping from test results
catherine@dellzilla
parents: 106
diff changeset
939 def stripByLine(self, s):
117
33cd0e1bebb8 stripping continuation prompts during testing
catherine@dellzilla
parents: 113
diff changeset
940 bareprompt = self.cmdapp.continuationPrompt.strip()
122
e62aa2f58b7b now works Python 2.4 to Python 2.6
catherine@dellzilla
parents: 121
diff changeset
941 lines = []
e62aa2f58b7b now works Python 2.4 to Python 2.6
catherine@dellzilla
parents: 121
diff changeset
942 for line in s.splitlines():
e62aa2f58b7b now works Python 2.4 to Python 2.6
catherine@dellzilla
parents: 121
diff changeset
943 line = line.rstrip()
e62aa2f58b7b now works Python 2.4 to Python 2.6
catherine@dellzilla
parents: 121
diff changeset
944 if line.startswith(bareprompt):
e62aa2f58b7b now works Python 2.4 to Python 2.6
catherine@dellzilla
parents: 121
diff changeset
945 line = line.replace(bareprompt, '', 1)
126
197a312f2656 push to get to v 126
catherine@dellzilla
parents: 124
diff changeset
946 lines.append(line)
117
33cd0e1bebb8 stripping continuation prompts during testing
catherine@dellzilla
parents: 113
diff changeset
947 return '\n'.join(lines).strip()
104
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
948 def tearDown(self):
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
949 if self.CmdApp:
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
950 self.outputTrap.tearDown()
bd91925d813c having a hard time capturing stdout
catherine@dellzilla
parents: 103
diff changeset
951
79
f583663c610f switch to pyparsing worked
catherine@Elli.myhome.westell.com
parents: 56
diff changeset
952 if __name__ == '__main__':
158
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
953 doctest.testmod(optionflags = doctest.NORMALIZE_WHITESPACE)
87d3f3203b96 accept blanks
catherine@Elli.myhome.westell.com
parents: 157
diff changeset
954 #c = Cmd()