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boot.js 4.4 KB

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  1. /* ====================================================================
  2. |
  3. | Amber Smalltalk
  4. | http://amber-lang.net
  5. |
  6. ======================================================================
  7. ======================================================================
  8. |
  9. | Copyright (c) 2010-2014
  10. | Nicolas Petton <petton.nicolas@gmail.com>
  11. |
  12. | Copyright (c) 2012-2017
  13. | The Amber team https://lolg.it/org/amber/members
  14. | Amber contributors (see /CONTRIBUTORS)
  15. |
  16. | Amber is released under the MIT license
  17. |
  18. | Permission is hereby granted, free of charge, to any person obtaining
  19. | a copy of this software and associated documentation files (the
  20. | 'Software'), to deal in the Software without restriction, including
  21. | without limitation the rights to use, copy, modify, merge, publish,
  22. | distribute, sublicense, and/or sell copies of the Software, and to
  23. | permit persons to whom the Software is furnished to do so, subject to
  24. | the following conditions:
  25. |
  26. | The above copyright notice and this permission notice shall be
  27. | included in all copies or substantial portions of the Software.
  28. |
  29. | THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
  30. | EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  31. | MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
  32. | IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
  33. | CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  34. | TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  35. | SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  36. |
  37. ==================================================================== */
  38. //jshint eqnull:true
  39. define([
  40. 'require', './kernel-checks', './brikz', './kernel-fundamentals', './kernel-language'
  41. ], function (require, _, Brikz, configureWithFundamentals, configureWithHierarchy) {
  42. "use strict";
  43. var runtimeLoadedPromise = new Promise(function (resolve, reject) {
  44. require(['./kernel-runtime'], resolve, reject);
  45. });
  46. function SmalltalkInitBrik (brikz, st) {
  47. var initialized = false;
  48. /* Smalltalk initialization. Called on page load */
  49. st.initialize = function () {
  50. return runtimeLoadedPromise.then(function (configureWithRuntime) {
  51. if (initialized) return;
  52. brikz.classes.bootstrapHierarchy();
  53. configureWithRuntime(brikz);
  54. return Promise.resolve(brikz.startImage.run())
  55. .then(function () {
  56. initialized = true;
  57. });
  58. });
  59. };
  60. }
  61. /* Adds AMD and requirejs related methods to the api */
  62. function AMDBrik (brikz, st) {
  63. st.amdRequire = require;
  64. st.defaultTransportType = st.defaultTransportType || "amd";
  65. st.defaultAmdNamespace = st.defaultAmdNamespace || "amber_core";
  66. }
  67. /* Defines asReceiver to be present at load time */
  68. /* (logically it belongs more to PrimitiveBrik) */
  69. AsReceiverBrik.deps = ["nil"];
  70. function AsReceiverBrik (brikz, st) {
  71. var nilAsReceiver = brikz.nil.nilAsReceiver;
  72. /**
  73. * This function is used all over the compiled amber code.
  74. * It takes any value (JavaScript or Smalltalk)
  75. * and returns a proper Amber Smalltalk receiver.
  76. *
  77. * null or undefined -> nilAsReceiver,
  78. * object having Smalltalk signature -> unchanged,
  79. * otherwise wrapped foreign (JS) object
  80. */
  81. this.asReceiver = function (o) {
  82. if (o == null) return nilAsReceiver;
  83. else if (o.a$cls != null) return o;
  84. else return st.wrapJavaScript(o);
  85. };
  86. }
  87. var api = {};
  88. var brikz = new Brikz(api);
  89. configureWithFundamentals(brikz);
  90. configureWithHierarchy(brikz);
  91. brikz.asReceiver = AsReceiverBrik;
  92. brikz.stInit = SmalltalkInitBrik;
  93. brikz.amd = AMDBrik;
  94. brikz.rebuild();
  95. // TODO deprecated, remove
  96. Object.defineProperty(brikz.smalltalkGlobals.globals, "CharacterArray", {
  97. enumerable: true,
  98. configurable: true,
  99. get: function () {
  100. return this.String;
  101. }
  102. });
  103. return {
  104. api: api,
  105. nilAsReceiver: brikz.nil.nilAsReceiver,
  106. nilAsValue: brikz.nil.nilAsValue,
  107. nilAsClass: brikz.classes.nilAsClass,
  108. globals: brikz.smalltalkGlobals.globals,
  109. asReceiver: brikz.asReceiver.asReceiver
  110. };
  111. });