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https://github.com/javascript-obfuscator/javascript-obfuscator
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16 lines
434 B
TypeScript
16 lines
434 B
TypeScript
/**
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* @param str
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* @param regExp
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* @param matchIndex
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* @return {string}
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*/
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export function getRegExpMatch(str: string, regExp: RegExp, matchIndex: number = 0): string {
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const match: RegExpMatchArray | null = str.match(regExp);
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if (!match) {
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throw new Error(`No matches were found. String: \`${str}\`, regular expression: \`${regExp.toString()}\``);
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}
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return (<RegExpMatchArray>match)[matchIndex + 1];
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}
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