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| author | Chris Cowan <agentme49@gmail.com> | 2015-05-14 12:03:54 -0700 |
|---|---|---|
| committer | Richard van Velzen <rvanvelzen@experty.com> | 2015-07-29 15:05:59 +0200 |
| commit | d6814050dd42298abb02e3fee2856174e02f01fa (patch) | |
| tree | 431560d7b689f104c0b3ae52107e4f37881b7882 | |
| parent | 252fc65558e40e5e0a451f8fe3f2d5ae7a639457 (diff) | |
| download | tracifyjs-d6814050dd42298abb02e3fee2856174e02f01fa.tar.gz tracifyjs-d6814050dd42298abb02e3fee2856174e02f01fa.zip | |
Give a good error message if an invalid regular expression is found.
| -rw-r--r-- | lib/parse.js | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/lib/parse.js b/lib/parse.js index e65c4faa..70ee2e80 100644 --- a/lib/parse.js +++ b/lib/parse.js @@ -480,7 +480,13 @@ function tokenizer($TEXT, filename, html5_comments) { regexp += ch; } var mods = read_name(); - return token("regexp", new RegExp(regexp, mods)); + var r; + try { + r = new RegExp(regexp, mods); + } catch(e) { + parse_error("Invalid regular expression"); + } + return token("regexp", r); }); function read_operator(prefix) { |