react-monaco-editor
Version:
Monaco Editor for React
407 lines (383 loc) • 11.3 kB
JavaScript
/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
const {
ConcatSource,
OriginalSource,
PrefixSource,
RawSource
} = require("webpack-sources");
const {
Tapable,
SyncWaterfallHook,
SyncHook,
SyncBailHook
} = require("tapable");
const Template = require("./Template");
// require function shortcuts:
// __webpack_require__.s = the module id of the entry point
// __webpack_require__.c = the module cache
// __webpack_require__.m = the module functions
// __webpack_require__.p = the bundle public path
// __webpack_require__.i = the identity function used for harmony imports
// __webpack_require__.e = the chunk ensure function
// __webpack_require__.d = the exported property define getter function
// __webpack_require__.o = Object.prototype.hasOwnProperty.call
// __webpack_require__.r = define compatibility on export
// __webpack_require__.n = compatibility get default export
// __webpack_require__.h = the webpack hash
// __webpack_require__.w = an object containing all installed WebAssembly.Modules keys by module id
// __webpack_require__.oe = the uncaught error handler for the webpack runtime
// __webpack_require__.nc = the script nonce
module.exports = class MainTemplate extends Tapable {
constructor(outputOptions) {
super();
this.outputOptions = outputOptions || {};
this.hooks = {
renderManifest: new SyncWaterfallHook(["result", "options"]),
modules: new SyncWaterfallHook([
"modules",
"chunk",
"hash",
"moduleTemplate",
"dependencyTemplates"
]),
moduleObj: new SyncWaterfallHook([
"source",
"chunk",
"hash",
"moduleIdExpression"
]),
requireEnsure: new SyncWaterfallHook([
"source",
"chunk",
"hash",
"chunkIdExpression"
]),
bootstrap: new SyncWaterfallHook([
"source",
"chunk",
"hash",
"moduleTemplate",
"dependencyTemplates"
]),
localVars: new SyncWaterfallHook(["source", "chunk", "hash"]),
require: new SyncWaterfallHook(["source", "chunk", "hash"]),
requireExtensions: new SyncWaterfallHook(["source", "chunk", "hash"]),
beforeStartup: new SyncWaterfallHook(["source", "chunk", "hash"]),
startup: new SyncWaterfallHook(["source", "chunk", "hash"]),
render: new SyncWaterfallHook([
"source",
"chunk",
"hash",
"moduleTemplate",
"dependencyTemplates"
]),
renderWithEntry: new SyncWaterfallHook(["source", "chunk", "hash"]),
moduleRequire: new SyncWaterfallHook([
"source",
"chunk",
"hash",
"moduleIdExpression"
]),
addModule: new SyncWaterfallHook([
"source",
"chunk",
"hash",
"moduleIdExpression",
"moduleExpression"
]),
currentHash: new SyncWaterfallHook(["source", "requestedLength"]),
assetPath: new SyncWaterfallHook(["path", "options"]),
hash: new SyncHook(["hash"]),
hashForChunk: new SyncHook(["hash", "chunk"]),
globalHashPaths: new SyncWaterfallHook(["paths"]),
globalHash: new SyncBailHook(["chunk", "paths"]),
// TODO this should be moved somewhere else
// It's weird here
hotBootstrap: new SyncWaterfallHook(["source", "chunk", "hash"])
};
this.hooks.startup.tap("MainTemplate", (source, chunk, hash) => {
const buf = [];
if (chunk.entryModule) {
buf.push("// Load entry module and return exports");
buf.push(
`return ${this.renderRequireFunctionForModule(
hash,
chunk,
JSON.stringify(chunk.entryModule.id)
)}(${this.requireFn}.s = ${JSON.stringify(chunk.entryModule.id)});`
);
}
return Template.asString(buf);
});
this.hooks.render.tap(
"MainTemplate",
(bootstrapSource, chunk, hash, moduleTemplate, dependencyTemplates) => {
const source = new ConcatSource();
source.add("/******/ (function(modules) { // webpackBootstrap\n");
source.add(new PrefixSource("/******/", bootstrapSource));
source.add("/******/ })\n");
source.add(
"/************************************************************************/\n"
);
source.add("/******/ (");
source.add(
this.hooks.modules.call(
new RawSource(""),
chunk,
hash,
moduleTemplate,
dependencyTemplates
)
);
source.add(")");
return source;
}
);
this.hooks.localVars.tap("MainTemplate", (source, chunk, hash) => {
return Template.asString([
source,
"// The module cache",
"var installedModules = {};"
]);
});
this.hooks.require.tap("MainTemplate", (source, chunk, hash) => {
return Template.asString([
source,
"// Check if module is in cache",
"if(installedModules[moduleId]) {",
Template.indent("return installedModules[moduleId].exports;"),
"}",
"// Create a new module (and put it into the cache)",
"var module = installedModules[moduleId] = {",
Template.indent(this.hooks.moduleObj.call("", chunk, hash, "moduleId")),
"};",
"",
Template.asString(
outputOptions.strictModuleExceptionHandling
? [
"// Execute the module function",
"var threw = true;",
"try {",
Template.indent([
`modules[moduleId].call(module.exports, module, module.exports, ${this.renderRequireFunctionForModule(
hash,
chunk,
"moduleId"
)});`,
"threw = false;"
]),
"} finally {",
Template.indent([
"if(threw) delete installedModules[moduleId];"
]),
"}"
]
: [
"// Execute the module function",
`modules[moduleId].call(module.exports, module, module.exports, ${this.renderRequireFunctionForModule(
hash,
chunk,
"moduleId"
)});`
]
),
"",
"// Flag the module as loaded",
"module.l = true;",
"",
"// Return the exports of the module",
"return module.exports;"
]);
});
this.hooks.moduleObj.tap(
"MainTemplate",
(source, chunk, hash, varModuleId) => {
return Template.asString(["i: moduleId,", "l: false,", "exports: {}"]);
}
);
this.hooks.requireExtensions.tap("MainTemplate", (source, chunk, hash) => {
const buf = [];
const chunkMaps = chunk.getChunkMaps();
// Check if there are non initial chunks which need to be imported using require-ensure
if (Object.keys(chunkMaps.hash).length) {
buf.push("// This file contains only the entry chunk.");
buf.push("// The chunk loading function for additional chunks");
buf.push(`${this.requireFn}.e = function requireEnsure(chunkId) {`);
buf.push(Template.indent("var promises = [];"));
buf.push(
Template.indent(
this.hooks.requireEnsure.call("", chunk, hash, "chunkId")
)
);
buf.push(Template.indent("return Promise.all(promises);"));
buf.push("};");
}
buf.push("");
buf.push("// expose the modules object (__webpack_modules__)");
buf.push(`${this.requireFn}.m = modules;`);
buf.push("");
buf.push("// expose the module cache");
buf.push(`${this.requireFn}.c = installedModules;`);
buf.push("");
buf.push("// define getter function for harmony exports");
buf.push(`${this.requireFn}.d = function(exports, name, getter) {`);
buf.push(
Template.indent([
`if(!${this.requireFn}.o(exports, name)) {`,
Template.indent([
"Object.defineProperty(exports, name, {",
Template.indent([
"configurable: false,",
"enumerable: true,",
"get: getter"
]),
"});"
]),
"}"
])
);
buf.push("};");
buf.push("");
buf.push("// define __esModule on exports");
buf.push(`${this.requireFn}.r = function(exports) {`);
buf.push(
Template.indent([
"Object.defineProperty(exports, '__esModule', { value: true });"
])
);
buf.push("};");
buf.push("");
buf.push(
"// getDefaultExport function for compatibility with non-harmony modules"
);
buf.push(this.requireFn + ".n = function(module) {");
buf.push(
Template.indent([
"var getter = module && module.__esModule ?",
Template.indent([
"function getDefault() { return module['default']; } :",
"function getModuleExports() { return module; };"
]),
`${this.requireFn}.d(getter, 'a', getter);`,
"return getter;"
])
);
buf.push("};");
buf.push("");
buf.push("// Object.prototype.hasOwnProperty.call");
buf.push(
`${
this.requireFn
}.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };`
);
const publicPath = this.getPublicPath({
hash: hash
});
buf.push("");
buf.push("// __webpack_public_path__");
buf.push(`${this.requireFn}.p = ${JSON.stringify(publicPath)};`);
return Template.asString(buf);
});
this.requireFn = "__webpack_require__";
}
getRenderManifest(options) {
const result = [];
this.hooks.renderManifest.call(result, options);
return result;
}
render(hash, chunk, moduleTemplate, dependencyTemplates) {
const buf = [];
buf.push(
this.hooks.bootstrap.call(
"",
chunk,
hash,
moduleTemplate,
dependencyTemplates
)
);
buf.push(this.hooks.localVars.call("", chunk, hash));
buf.push("");
buf.push("// The require function");
buf.push(`function ${this.requireFn}(moduleId) {`);
buf.push(Template.indent(this.hooks.require.call("", chunk, hash)));
buf.push("}");
buf.push("");
buf.push(
Template.asString(this.hooks.requireExtensions.call("", chunk, hash))
);
buf.push("");
buf.push(Template.asString(this.hooks.beforeStartup.call("", chunk, hash)));
buf.push(Template.asString(this.hooks.startup.call("", chunk, hash)));
let source = this.hooks.render.call(
new OriginalSource(
Template.prefix(buf, " \t") + "\n",
"webpack/bootstrap"
),
chunk,
hash,
moduleTemplate,
dependencyTemplates
);
if (chunk.hasEntryModule()) {
source = this.hooks.renderWithEntry.call(source, chunk, hash);
}
if (!source)
throw new Error(
"Compiler error: MainTemplate plugin 'render' should return something"
);
chunk.rendered = true;
return new ConcatSource(source, ";");
}
renderRequireFunctionForModule(hash, chunk, varModuleId) {
return this.hooks.moduleRequire.call(
this.requireFn,
chunk,
hash,
varModuleId
);
}
renderAddModule(hash, chunk, varModuleId, varModule) {
return this.hooks.addModule.call(
`modules[${varModuleId}] = ${varModule};`,
chunk,
hash,
varModuleId,
varModule
);
}
renderCurrentHashCode(hash, length) {
length = length || Infinity;
return this.hooks.currentHash.call(
JSON.stringify(hash.substr(0, length)),
length
);
}
getPublicPath(options) {
return this.hooks.assetPath.call(
this.outputOptions.publicPath || "",
options
);
}
getAssetPath(path, options) {
return this.hooks.assetPath.call(path, options);
}
updateHash(hash) {
hash.update("maintemplate");
hash.update("3");
hash.update(this.outputOptions.publicPath + "");
this.hooks.hash.call(hash);
}
updateHashForChunk(hash, chunk) {
this.updateHash(hash);
this.hooks.hashForChunk.call(hash, chunk);
}
useChunkHash(chunk) {
const paths = this.hooks.globalHashPaths.call([]);
return !this.hooks.globalHash.call(chunk, paths);
}
};