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Added regex pattern option #2

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Added regex pattern option #2

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17 changes: 10 additions & 7 deletions jquery.highlight.js
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Original file line number Diff line number Diff line change
Expand Up @@ -80,7 +80,7 @@ jQuery.fn.unhighlight = function (options) {
};

jQuery.fn.highlight = function (words, options) {
var settings = { className: 'highlight', element: 'span', caseSensitive: false, wordsOnly: false };
var settings = { className: 'highlight', element: 'span', caseSensitive: false, wordsOnly: false, pattern: undefined };
jQuery.extend(settings, options);

if (words.constructor === String) {
Expand All @@ -95,14 +95,17 @@ jQuery.fn.highlight = function (words, options) {
if (words.length == 0) { return this; };

var flag = settings.caseSensitive ? "" : "i";
var pattern = "(" + words.join("|") + ")";
if (settings.wordsOnly) {
pattern = "\\b" + pattern + "\\b";
var re;
if (settings.pattern) {
re = new RegExp(settings.pattern, flag);
} else {
var pattern = "(" + words.join("|") + ")";
if (settings.wordsOnly) {
pattern = "\\b" + pattern + "\\b";
}
re = new RegExp(pattern, flag);
}
var re = new RegExp(pattern, flag);

return this.each(function () {
jQuery.highlight(this, re, settings.element, settings.className);
});
};