tools/lexer_generator/rule_parser.py - Issue 62223002: Experimental lexer generator: transfer actions across epsilon transitions correctly when constructi…

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Unified Diff: tools/lexer_generator/rule_parser.py

Issue 62223002: Experimental lexer generator: transfer actions across epsilon transitions correctly when constructi… (Closed) Base URL: https://v8.googlecode.com/svn/branches/experimental/parser

Patch Set: . Created 7 years, 1 month ago

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Index: tools/lexer_generator/rule_parser.py

diff --git a/tools/lexer_generator/rule_parser.py b/tools/lexer_generator/rule_parser.py

index 215e06df62cb84179ecf807d4990ca804db6e46d..a773d63665ae78a464b768b29348e094c2e71691 100644

--- a/tools/lexer_generator/rule_parser.py

+++ b/tools/lexer_generator/rule_parser.py

@@ -50,6 +50,7 @@ class RuleParser:

def __init__(self):

self.__state = None

+ self.__rule_precedence_counter = 0

dcarney 2013/11/07 08:08:54 should either be class static or go in RuleParserS

marja 2013/11/07 08:25:41 Done.

def p_statements(self, p):

'statements : aliases rules'

@@ -95,7 +96,8 @@ class RuleParser:

| composite_regex_or_default empty action

| composite_regex_or_default code empty'''

rules = self.__state.rules[self.__state.current_state]

- rule = (p[1], p[2], p[3])

+ rule = (p[1], p[2], p[3], self.__rule_precedence_counter)

+ self.__rule_precedence_counter+=1

if p[1] == 'default':

assert not rules['default']

rules['default'] = rule

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