Mercurial > lcfOS

comparison python/c3/parser.py @ 152:b73bc14a3aa3

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Light coupling ide and c3 frontend
author Windel Bouwman
date Sat, 02 Mar 2013 09:56:12 +0100
parents 4ae0e02599de
children b28a11c01dbe
comparison
equal deleted inserted replaced
151:afc8c0207984 152:b73bc14a3aa3
1 from . import astnodes, lexer, semantics 1 from . import astnodes, lexer, semantics
2 from ppci.errors import CompilerException, SourceLocation 2 from ppci import CompilerError
3 3
4 # binop precedence for expressions: 4 # binop precedence for expressions:
5 binopPrecs = {'or': 5, 'and': 10, \ 5 binopPrecs = {'or': 5, 'and': 10, \
6 '<': 20, '>': 20, '==': 20, '<=': 20, '>=': 20, '!=': 20, \ 6 '<': 20, '>': 20, '==': 20, '<=': 20, '>=': 20, '!=': 20, \
7 '+': 30, '-': 30, '*': 40, '/': 40 } 7 '+': 30, '-': 30, '*': 40, '/': 40 }
13 self.diag = diag 13 self.diag = diag
14 def parseSource(self, source): 14 def parseSource(self, source):
15 self.initLex(source) 15 self.initLex(source)
16 try: 16 try:
17 self.parsePackage() 17 self.parsePackage()
18 except CompilerException as e: 18 except CompilerError as e:
19 self.diag.diag(e) 19 self.diag.addDiag(e)
20 def Error(self, msg): 20 def Error(self, msg):
21 raise CompilerException(msg, self.token.loc) 21 raise CompilerError(msg, self.token.loc)
22 # Lexer helpers: 22 # Lexer helpers:
23 def Consume(self, typ): 23 def Consume(self, typ):
24 if self.Peak == typ: 24 if self.Peak == typ:
25 return self.NextToken() 25 return self.NextToken()
26 else: 26 else: