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Code Issues Releases Wiki Activity

Use sticky flag to improve regexp search performance (#7297)

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This commit is contained in:
Jeremy Ruston
2023-02-27 15:12:07 +00:00
committed by GitHub
parent ce988f909a
commit e313857822
3 changed files with 13 additions and 12 deletions
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6
core/modules/parsers/wikiparser/rules/html.js
View File

@@ -48,7 +48,7 @@ exports.parse = function() {
// Advance the parser position to past the tag
this.parser.pos = tag.end;
// Check for an immediately following double linebreak
var hasLineBreak = !tag.isSelfClosing && !!$tw.utils.parseTokenRegExp(this.parser.source,this.parser.pos,/([^\S\n\r]*\r?\n(?:[^\S\n\r]*\r?\n|$))/g);
var hasLineBreak = !tag.isSelfClosing && !!$tw.utils.parseTokenRegExp(this.parser.source,this.parser.pos,/([^\S\n\r]*\r?\n(?:[^\S\n\r]*\r?\n|$))/y);
// Set whether we're in block mode
tag.isBlock = this.is.block || hasLineBreak;
// Parse the body if we need to
@@ -78,7 +78,7 @@ exports.parseTag = function(source,pos,options) {
orderedAttributes: []
};
// Define our regexps
var reTagName = /([a-zA-Z0-9\-\$]+)/g;
var reTagName = /([a-zA-Z0-9\-\$]+)/y;
// Skip whitespace
pos = $tw.utils.skipWhiteSpace(source,pos);
// Look for a less than sign
@@ -129,7 +129,7 @@ exports.parseTag = function(source,pos,options) {
pos = token.end;
// Check for a required line break
if(options.requireLineBreak) {
token = $tw.utils.parseTokenRegExp(source,pos,/([^\S\n\r]*\r?\n(?:[^\S\n\r]*\r?\n|$))/g);
token = $tw.utils.parseTokenRegExp(source,pos,/([^\S\n\r]*\r?\n(?:[^\S\n\r]*\r?\n|$))/y);
if(!token) {
return null;
}

2
core/modules/parsers/wikiparser/rules/image.js
View File

@@ -116,7 +116,7 @@ exports.parseImage = function(source,pos) {
// Skip whitespace
pos = $tw.utils.skipWhiteSpace(source,pos);
// Get the source up to the terminating `]]`
token = $tw.utils.parseTokenRegExp(source,pos,/(?:([^|\]]*?)\|)?([^\]]+?)\]\]/g);
token = $tw.utils.parseTokenRegExp(source,pos,/(?:([^|\]]*?)\|)?([^\]]+?)\]\]/y);
if(!token) {
return null;
}