Function escapeRegexSpecialChars

src/common/stringUtils.ts:46–55

(str: string, except?: string)

export const isRegexSpecialChar = (chr: string) => regexChars.includes(chr);

export function escapeRegexSpecialChars(str: string, except?: string): string {
  const useRegexChars = regexChars
    .split('')
    .filter(c => !except || except.indexOf(c) < 0)
    .join('')
    .replace(/[\\\]]/g, '\\$&');

  const r = new RegExp(`[${useRegexChars}]`, 'g');
  return str.replace(r, '\\$&');
}

export class PositionToOffset {
  private readonly lines: number[] = [];