Method _requireCharCode

packages/compiler/src/ml_parser/lexer.ts:578–586

(charCode: number)

  }

  private _requireCharCode(charCode: number) {
    const location = this._cursor.clone();
    if (!this._attemptCharCode(charCode)) {
      throw this._createError(
        _unexpectedCharacterErrorMsg(this._cursor.peek()),
        this._cursor.getSpan(location),
      );
    }
  }

  private _attemptStr(chars: string): boolean {
    const len = chars.length;