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[yaffs-website] / node_modules / grunt-legacy-util / node_modules / lodash / deburr.js

diff --git a/node_modules/grunt-legacy-util/node_modules/lodash/deburr.js b/node_modules/grunt-legacy-util/node_modules/lodash/deburr.js
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+var deburrLetter = require('./_deburrLetter'),
+    toString = require('./toString');
+
+/** Used to match latin-1 supplementary letters (excluding mathematical operators). */
+var reLatin1 = /[\xc0-\xd6\xd8-\xde\xdf-\xf6\xf8-\xff]/g;
+
+/** Used to compose unicode character classes. */
+var rsComboMarksRange = '\\u0300-\\u036f\\ufe20-\\ufe23',
+    rsComboSymbolsRange = '\\u20d0-\\u20f0';
+
+/** Used to compose unicode capture groups. */
+var rsCombo = '[' + rsComboMarksRange + rsComboSymbolsRange + ']';
+
+/**
+ * Used to match [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks) and
+ * [combining diacritical marks for symbols](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks_for_Symbols).
+ */
+var reComboMark = RegExp(rsCombo, 'g');
+
+/**
+ * Deburrs `string` by converting [latin-1 supplementary letters](https://en.wikipedia.org/wiki/Latin-1_Supplement_(Unicode_block)#Character_table)
+ * to basic latin letters and removing [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks).
+ *
+ * @static
+ * @memberOf _
+ * @category String
+ * @param {string} [string=''] The string to deburr.
+ * @returns {string} Returns the deburred string.
+ * @example
+ *
+ * _.deburr('déjà vu');
+ * // => 'deja vu'
+ */
+function deburr(string) {
+  string = toString(string);
+  return string && string.replace(reLatin1, deburrLetter).replace(reComboMark, '');
+}
+
+module.exports = deburr;