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First cut of rendering match elements

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This is currently broken, but a starting point for further work.
This commit is contained in:
Jeff Avallone
2014-12-02 21:02:48 -05:00
parent b9dd80a142
commit 7d84669536
7 changed files with 100 additions and 4 deletions
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src/js/parser/javascript/grammar.peg
+3 -3
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@@ -15,11 +15,11 @@ grammar JavascriptRegexp
/ "{" [0-9]+ ",}"
/ "{" [0-9]+ "}"
repeat_greedy <- "?"
subexp <- "(" ( subexp_no_capture / subexp_positive_lookahead / subexp_negative_lookahead )? regexp ")"
subexp <- "(" ( subexp_no_capture / subexp_positive_lookahead / subexp_negative_lookahead )? regexp ")" <Subexp>
subexp_no_capture <- "?:"
subexp_positive_lookahead <- "?="
subexp_negative_lookahead <- "?!"
charset <- "[" "^"? ( charset_range / charset_terminal )* "]"
charset <- "[" "^"? ( charset_range / charset_terminal )* "]" <Charset>
charset_range <- charset_terminal "-" charset_terminal
charset_terminal <- charset_escape / charset_literal
charset_escape <- ( backspace_esc
@@ -41,7 +41,7 @@ grammar JavascriptRegexp
/ null_esc
/ literal_esc )
charset_literal <- [^\\\]]
terminal <- any_character / escape / literal
terminal <- any_character / escape / literal <Terminal>
any_character <- "."
escape <- ( word_boundary_esc
/ non_word_boundary_esc