Function processLine

packages/computer/src/tools/fs/read.ts:81–107

(line: string)

      let firstLineOverflow = false;

      const processLine = (line: string): boolean => {
        // Returns true to keep going, false to stop the outer pump.
        if (currentLine < startLine) {
          currentLine++;
          return true;
        }
        // We're at or past `startLine` — try to emit.
        const lineBytes = utf8ByteLength(line);
        if (collected.length === 0 && lineBytes > maxBytes) {
          firstLineOverflow = true;
          return false;
        }
        // Stop before emitting if this line would push us over either cap.
        if (collected.length >= lineCap) {
          truncatedByBudget = true;
          return false;
        }
        if (collectedBytes + lineBytes + (collected.length > 0 ? 1 : 0) > maxBytes) {
          truncatedByBudget = true;
          return false;
        }
        if (firstEmittedLine === null) firstEmittedLine = currentLine;
        collected.push(line);
        collectedBytes += lineBytes + (collected.length > 1 ? 1 : 0);
        currentLine++;
        return true;
      };

      let keepGoing = true;
      for await (const chunk of store.readChunks(path)) {