@jplorg/jpl/lib/builtins/funcLength.js

JPL interpreter

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var _library = require("../library");
function builtin(runtime, signal, next, input) {
  const value = runtime.unwrapValue(input);
  const t = runtime.type(value);
  switch (t) {
    case 'null':
      return next(0);
    case 'array':
      return next(value.length);
    case 'string':
      return next([...value].length);
    case 'object':
      return next(Object.keys(value).length);
    default:
  }
  throw new _library.JPLTypeError('%s (%*<100v) has no length', t, value);
}
var _default = exports.default = builtin;