Function joinCollection

lib/formatter.js:216–243

(ctx, entries, b1, b2, insideObject)

function joinCollection(ctx, entries, b1, b2, insideObject) {
  if (entries.length === 0) {
    return b1 + ctx.space + b2;
  }
  var shouldWrap = false;
  var length = b1.length + b2.length;
  if (ctx.wrapWidth >= 0) {
    length += (entries.length - 1) * (1 + ctx.space.length); // separators
    for(var i = 0, l = entries.length; i < l; i++) {
      length += (entries[i].real_length || entries[i].length);
      if (length > ctx.wrapWidth) {
        shouldWrap = true;
        break;
      }
    }
  }

  var ret;
  if (shouldWrap) {
    ret = b1 + ctx.cr + ctx.indent + entries.join(',' + ctx.cr + ctx.indent) + ctx.cr + b2;
  } else {
    var sp = insideObject ? ctx.space : '';
    ret = b1 + sp + entries.join(',' + ctx.space) + sp + b2;
    ret = new String(ret);
    ret.real_length = length; // needed for correct line wrapping in the presence of ANSI color escapes
  }
  return ret;
}

function formatArray(ctx, value) {
  ctx.seen.push(value);