tools/lexer_generator/rule_parser.py - Issue 66313005: Experimental parser: better escaping

Keyboard Shortcuts

	File
u :	up to issue
j / k :	jump to file after / before current file
J / K :	jump to next file with a comment after / before current file
	Side-by-side diff
i :	toggle intra-line diffs
e :	expand all comments
c :	collapse all comments
s :	toggle showing all comments
n / p :	next / previous diff chunk or comment
N / P :	next / previous comment
<Up> / <Down> :	next / previous line

	Issue
u :	up to list of issues
j / k :	jump to patch after / before current patch
o / <Enter> :	open current patch in side-by-side view
i :	open current patch in unified diff view

	Issue List
j / k :	jump to issue after / before current issue
o / <Enter> :	open current issue

Unified Diff: tools/lexer_generator/rule_parser.py

Issue 66313005: Experimental parser: better escaping (Closed) Base URL: https://v8.googlecode.com/svn/branches/experimental/parser

Patch Set: Created 7 years, 1 month ago

Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.

Jump to:

Index: tools/lexer_generator/rule_parser.py

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

index 046806fd0e4f36461f2b66485540fd8609222365..86f62d641012c6384030495579c189738b00619b 100644

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

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

@@ -150,8 +150,9 @@ class RuleParser:

def p_regex_string_literal(self, p):

'regex_string_literal : STRING'

+ string = p[1][1:-1]

escape_char = lambda string, char: string.replace(char, "\\" + char)

- string = reduce(escape_char, "\+?*|.[](){}", p[1][1:-1])

+ string = reduce(escape_char, "+?*|.[](){}", string).replace("\\\"", "\"")

p[0] = RegexParser.parse(string)

def p_regex(self, p):

« no previous file with comments | « tools/lexer_generator/regex_lexer.py ('k') | no next file » | no next file with comments »