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normalize :if to :has (see #3683)

This commit is contained in:
Raymond Hill 2018-08-25 09:45:49 -04:00
parent 7ad30b0adf
commit e75fba169a
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GPG Key ID: 25E1490B761470C2
1 changed files with 7 additions and 3 deletions
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10
src/js/static-ext-filtering.js
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@ -280,6 +280,8 @@
break;
case ':has':
case ':if':
raw.push(':has', '(', decompile(task[1]), ')');
break;
case ':if-not':
raw.push(task[0], '(', decompile(task[1]), ')');
break;
@ -311,6 +313,7 @@
// Find end of argument: first balanced closing parenthesis.
// Note: unbalanced parenthesis can be used in a regex literal
// when they are escaped using `\`.
// TODO: need to handle quoted parentheses.
var pcnt = 1;
while ( i < n ) {
c = raw.charCodeAt(i++);
@ -323,8 +326,9 @@
if ( pcnt === 0 ) { break; }
}
}
// Unbalanced parenthesis?
if ( pcnt !== 0 ) { return; }
// Unbalanced parenthesis? An unbalanced parenthesis is fine
// as long as the last character is a closing parenthesis.
if ( pcnt !== 0 && c !== 0x29 ) { return; }
// Extract and remember operator details.
var operator = raw.slice(opNameBeg, opNameEnd);
operator = normalizedOperators.get(operator) || operator;
@ -503,7 +507,7 @@
var normalizedExtendedSyntaxOperators = new Map([
[ 'contains', ':has-text' ],
[ 'has', ':if' ],
[ 'has', ':has' ],
[ 'matches-css', ':matches-css' ],
[ 'matches-css-after', ':matches-css-after' ],
[ 'matches-css-before', ':matches-css-before' ],