Function objectValue

test/angular/1.7/angular.js:23903–23916

(value)

  }

  function objectValue(value) {
    // If `valueOf` is a valid function use that
    if (isFunction(value.valueOf)) {
      value = value.valueOf();
      if (isPrimitive(value)) return value;
    }
    // If `toString` is a valid function and not the one from `Object.prototype` use that
    if (hasCustomToString(value)) {
      value = value.toString();
      if (isPrimitive(value)) return value;
    }

    return value;
  }

  function getPredicateValue(value, index) {
    var type = typeof value;