Method readLiteralString

src/parser/token-reader.ts:377–447

(position: number)

  }

  private readLiteralString(position: number): StringToken {
    // Skip opening (
    this.scanner.advance();

    const bytes: number[] = [];
    let parenDepth = 1;

    while (parenDepth > 0) {
      const byte = this.scanner.peek();

      if (byte === -1) {
        // Unterminated string - return what we have
        break;
      }

      this.scanner.advance();

      if (byte === CHAR_PARENTHESIS_OPEN) {
        // Nested (
        parenDepth++;
        bytes.push(byte);
        continue;
      }

      if (byte === CHAR_PARENTHESIS_CLOSE) {
        // Closing )
        parenDepth--;

        if (parenDepth > 0) {
          bytes.push(byte);
        }

        continue;
      }

      if (byte === CHAR_BACKSLASH) {
        // Escape sequence
        const escaped = this.readEscapeSequence();

        if (escaped !== null) {
          if (Array.isArray(escaped)) {
            bytes.push(...escaped);
          } else {
            bytes.push(escaped);
          }
        }

        continue;
      }

      // Normalize line endings to LF
      if (byte === CR) {
        // Check for CRLF
        if (this.scanner.peek() === LF) {
          this.scanner.advance();
        }

        bytes.push(LF);