Mercurial > python-cmd2
changeset 346:49dd1ce6cfd6
quitting after invocation commands
author | catherine@Drou |
---|---|
date | Tue, 16 Feb 2010 15:47:17 -0500 |
parents | 6fe1e75e3a67 |
children | 432ccab7c6c8 |
files | cmd2.py docs/freefeatures.rst docs/pycon2010/pycon2010.rst |
diffstat | 3 files changed, 45 insertions(+), 37 deletions(-) [+] |
line wrap: on
line diff
--- a/cmd2.py Tue Feb 16 15:13:11 2010 -0500 +++ b/cmd2.py Tue Feb 16 15:47:17 2010 -0500 @@ -412,7 +412,7 @@ self.poutput(msg) else: print (msg) - _STOP_AND_EXIT = 2 + _STOP_AND_EXIT = 2 # distinguish end of script file from actual exit editor = os.environ.get('EDITOR') if not editor: if sys.platform[:3] == 'win': @@ -742,6 +742,11 @@ if len(funcs) == 1: result = 'do_' + funcs[0] return result + def onecmd_plus_hooks(self, line): + line = self.precmd(line) + stop = self.onecmd(line) + stop = self.postcmd(stop, line) + return stop def onecmd(self, line): """Interpret the argument as though it had been typed in response to the prompt. @@ -893,9 +898,7 @@ line = self.pseudo_raw_input(self.prompt) if (self.echo) and (isinstance(self.stdin, file)): self.stdout.write(line + '\n') - line = self.precmd(line) - stop = self.onecmd(line) - stop = self.postcmd(stop, line) + stop = self.onecmd_plus_hooks(line) self.postloop() finally: if self.use_rawinput and self.completekey: @@ -1024,11 +1027,11 @@ interp = InteractiveConsole(locals=localvars) def quit(): raise EmbeddedConsoleExit - def onecmd(arg): - return self.onecmd(arg + '\n') + def onecmd_plus_hooks(arg): + return self.onecmd_plus_hooks(arg + '\n') self.pystate['quit'] = quit self.pystate['exit'] = quit - self.pystate['cmd'] = onecmd + self.pystate['cmd'] = onecmd_plus_hooks try: cprt = 'Type "help", "copyright", "credits" or "license" for more information.' keepstate = Statekeeper(sys, ('stdin','stdout')) @@ -1209,9 +1212,7 @@ runme = self.last_matching(arg) self.pfeedback(runme) if runme: - runme = self.precmd(runme) - stop = self.onecmd(runme) - stop = self.postcmd(stop, runme) + stop = self.onecmd_plus_hooks(runme) do_r = do_run def fileimport(self, statement, source): @@ -1236,8 +1237,8 @@ def run_commands_at_invocation(self, callargs): for initial_command in callargs: - if self.onecmd(initial_command + '\n') == app._STOP_AND_EXIT: - return + if self.onecmd_plus_hooks(initial_command + '\n'): + return self._STOP_AND_EXIT def cmdloop(self): parser = optparse.OptionParser() @@ -1248,8 +1249,8 @@ if callopts.test: self.runTranscriptTests(callargs) else: - self.run_commands_at_invocation(callargs) - self._cmdloop() + if not self.run_commands_at_invocation(callargs): + self._cmdloop() class HistoryItem(str): listformat = '-------------------------[%d]\n%s\n' @@ -1474,9 +1475,7 @@ command.append(line[len(self.cmdapp.continuation_prompt):]) line = transcript.next() command = ''.join(command) - command = self.cmdapp.precmd(command) - stop = self.cmdapp.onecmd(command) - stop = self.cmdapp.postcmd(stop, command) + stop = self.cmdapp.onecmd_plus_hooks(command) #TODO: should act on ``stop`` result = self.outputTrap.read() if line.startswith(self.cmdapp.prompt):
--- a/docs/freefeatures.rst Tue Feb 16 15:13:11 2010 -0500 +++ b/docs/freefeatures.rst Tue Feb 16 15:47:17 2010 -0500 @@ -42,6 +42,23 @@ (Cmd) speak it was /* not */ delicious! # Yuck! it was delicious! +Commands at invocation +====================== + +You can send commands to your app as you invoke it by +including them as extra arguments to the program. +``cmd2`` interprets each argument as a separate +command, so you should enclose each command in +quotation marks if it is more than a one-word command. + +:: + + cat@eee:~/proj/cmd2/example$ python example.py "say hello" "say Gracie" quit + hello + Gracie + cat@eee:~/proj/cmd2/example$ + + Output redirection ================== @@ -58,22 +75,6 @@ .. _pywin32:: http://sourceforge.net/projects/pywin32/ .. _xclip:: http://www.cyberciti.biz/faq/xclip-linux-insert-files-command-output-intoclipboard/ -Commands at invocation -====================== - -You can send commands to your app as you invoke it by -including them as extra arguments to the program. -``cmd2`` interprets each argument as a separate -command, so you should enclose each command in -quotation marks if it is more than a one-word command. - -:: - - cat@eee:~/proj/cmd2/example$ python example.py "say hello" "say Gracie" quit - hello - Gracie - cat@eee:~/proj/cmd2/example$ - Python ====== @@ -172,4 +173,12 @@ Transcript-based testing ======================== -If a ``cmd2``-based application is invoked with --test \ No newline at end of file +If the entire transcript (input and output) of a successful session of +a ``cmd2``-based app is copied from the screen and pasted into a text +file, ``transcript.txt``, then a transcript test can be run against it:: + + python app.py --test transcript.txt + +Any deviations between the output prescribed in ``transcript.txt`` and +the actual output from a fresh run of the application will be reported +as a unit test failure.
--- a/docs/pycon2010/pycon2010.rst Tue Feb 16 15:13:11 2010 -0500 +++ b/docs/pycon2010/pycon2010.rst Tue Feb 16 15:47:17 2010 -0500 @@ -201,17 +201,17 @@ What you get ============ - * Abbreviated commands * Script files - * Output redirection * Commands at invocation + * Output redirection * Python + * Transcript-based testing * Searchable command history * Quitting the application * Comments * Misc. pre-defined commands - * Transcript-based testing + More ====