Function breakLongLine

scripts/docs_sync/main.ts:135–158

(longLine: string)

const LINE_WIDTH = 95;

function breakLongLine(longLine: string): string[] {
  if (longLine.length < LINE_WIDTH) return [longLine];
  const output: string[] = [];
  while (longLine) {
    if (longLine.length < LINE_WIDTH) {
      output.push(longLine);
      break;
    }
    let index = 0;
    let lastWhitespace = index;
    while (index < longLine.length && index < LINE_WIDTH) {
      if (longLine[index++].match(/\s/)) {
        lastWhitespace = index;
      }
    }
    if (lastWhitespace == 0) {
      output.push(longLine);
      break;
    }
    output.push(longLine.slice(0, lastWhitespace - 1));
    longLine = longLine.slice(lastWhitespace).trim();
  }
  return output;
}