{"version":3,"file":"lang_string.mjs","sources":["../../../src/util/lang_string.ts"],"sourcesContent":["import { getFabricWindow } from '../env';\n\n/**\n * Capitalizes a string\n * @param {String} string String to capitalize\n * @param {Boolean} [firstLetterOnly] If true only first letter is capitalized\n * and other letters stay untouched, if false first letter is capitalized\n * and other letters are converted to lowercase.\n * @return {String} Capitalized version of a string\n */\nexport const capitalize = (string: string, firstLetterOnly = false): string =>\n `${string.charAt(0).toUpperCase()}${\n firstLetterOnly ? string.slice(1) : string.slice(1).toLowerCase()\n }`;\n\n/**\n * Escapes XML in a string\n * @param {String} string String to escape\n * @return {String} Escaped version of a string\n */\nexport const escapeXml = (stringOrNumber: string | number): string =>\n stringOrNumber\n .toString()\n .replace(/&/g, '&')\n .replace(/\"/g, '"')\n .replace(/'/g, ''')\n .replace(//g, '>');\n\nlet segmenter: Intl.Segmenter | false;\n\nconst getSegmenter = () => {\n if (!segmenter) {\n segmenter =\n 'Intl' in getFabricWindow() &&\n 'Segmenter' in Intl &&\n new Intl.Segmenter(undefined, {\n granularity: 'grapheme',\n });\n }\n return segmenter;\n};\n\n/**\n * Divide a string in the user perceived single units\n * @param {String} textstring String to escape\n * @return {Array} array containing the graphemes\n */\nexport const graphemeSplit = (textstring: string): string[] => {\n segmenter || getSegmenter();\n if (segmenter) {\n const segments = segmenter.segment(textstring);\n return Array.from(segments).map(({ segment }) => segment);\n }\n\n //Fallback\n return graphemeSplitImpl(textstring);\n};\n\nconst graphemeSplitImpl = (textstring: string): string[] => {\n const graphemes: string[] = [];\n for (let i = 0, chr; 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