diff options
Diffstat (limited to 'devtools/shared/css')
| -rw-r--r-- | devtools/shared/css/lexer.js | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/devtools/shared/css/lexer.js b/devtools/shared/css/lexer.js index 9013b63ea..192fa95b3 100644 --- a/devtools/shared/css/lexer.js +++ b/devtools/shared/css/lexer.js @@ -1067,6 +1067,7 @@ Scanner.prototype = { // aToken.mIdent may be "url" at this point; clear that out aToken.mIdent.length = 0; + let hasString = false; let ch = this.Peek(); // Do we have a string? if (ch == QUOTATION_MARK || ch == APOSTROPHE) { @@ -1075,6 +1076,7 @@ Scanner.prototype = { aToken.mType = eCSSToken_Bad_URL; return; } + hasString = true; } else { // Otherwise, this is the start of a non-quoted url (which may be empty). aToken.mSymbol = 0; @@ -1093,6 +1095,25 @@ Scanner.prototype = { } } else { aToken.mType = eCSSToken_Bad_URL; + if (!hasString) { + // Consume until before the next right parenthesis, which follows + // how <bad-url-token> is consumed in CSS Syntax 3 spec. + // Note that, we only do this when "url(" is not followed by a + // string, because in the spec, "url(" followed by a string is + // handled as a url function rather than a <url-token>, so the + // rest of content before ")" should be consumed in balance, + // which will be done by the parser. + // The closing ")" is not consumed here. It is left to the parser + // so that the parser can handle both cases. + do { + if (IsVertSpace(ch)) { + this.AdvanceLine(); + } else { + this.Advance(); + } + ch = this.Peek(); + } while (ch >= 0 && ch != RIGHT_PARENTHESIS); + } } }, |