prepack/lib/intrinsics/ecma262/GeneratorPrototype.js

Execute a JS bundle, serialize global state and side effects to a snapshot that can be quickly restored.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});

exports.default = function (realm, obj) {
  // ECMA262 25.3.1.2
  obj.defineNativeMethod("next", 1, (context, [value]) => {
    // 1. Let g be the this value.
    let g = context;

    // 2. Return ? GeneratorResume(g, value).
    return (0, _generator.GeneratorResume)(realm, g, value);
  });

  // ECMA262 25.3.1.3
  obj.defineNativeMethod("return", 1, (context, [value]) => {
    // 1. Let g be the this value.
    let g = context;

    // 2. Let C be Completion{[[Type]]: return, [[Value]]: value, [[Target]]: empty}.
    let C = new _completions.ReturnCompletion(value, realm.currentLocation);

    // 3. Return ? GeneratorResumeAbrupt(g, C).
    return (0, _generator.GeneratorResumeAbrupt)(realm, g, C);
  });

  // ECMA262 25.3.1.4
  obj.defineNativeMethod("throw", 1, (context, [exception]) => {
    // 1. Let g be the this value.
    let g = context;

    // 2. Let C be Completion{[[Type]]: throw, [[Value]]: exception, [[Target]]: empty}.
    let C = new _completions.ReturnCompletion(exception, realm.currentLocation);

    // 3. Return ? GeneratorResumeAbrupt(g, C).
    return (0, _generator.GeneratorResumeAbrupt)(realm, g, C);
  });

  // ECMA262 25.3.1.5
  obj.defineNativeProperty(realm.intrinsics.SymbolToStringTag, new _index.StringValue(realm, "Generator"), {
    writable: false
  });
};

var _completions = require("../../completions.js");

var _index = require("../../values/index.js");

var _generator = require("../../methods/generator.js");
//# sourceMappingURL=GeneratorPrototype.js.map