{{ message }}
forked from webpack/webpack
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathNormalModuleFactory.js
More file actions
292 lines (255 loc) · 8.39 KB
/
Copy pathNormalModuleFactory.js
File metadata and controls
292 lines (255 loc) · 8.39 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
const asyncLib = require("async");
const Tapable = require("tapable");
const NormalModule = require("./NormalModule");
const RawModule = require("./RawModule");
const Parser = require("./Parser");
const RuleSet = require("./RuleSet");
function loaderToIdent(data) {
if(!data.options)
return data.loader;
if(typeof data.options === "string")
return data.loader + "?" + data.options;
if(typeof data.options !== "object")
throw new Error("loader options must be string or object");
if(data.ident)
return data.loader + "??" + data.ident;
return data.loader + "?" + JSON.stringify(data.options);
}
function identToLoaderRequest(resultString) {
const idx = resultString.indexOf("?");
let options;
if(idx >= 0) {
options = resultString.substr(idx + 1);
resultString = resultString.substr(0, idx);
return {
loader: resultString,
options
};
} else {
return {
loader: resultString
};
}
}
class NormalModuleFactory extends Tapable {
constructor(context, resolvers, options) {
super();
this.resolvers = resolvers;
this.ruleSet = new RuleSet(options.rules || options.loaders);
this.cachePredicate = typeof options.unsafeCache === "function" ? options.unsafeCache : Boolean.bind(null, options.unsafeCache);
this.context = context || "";
this.parserCache = {};
this.plugin("factory", () => (result, callback) => {
let resolver = this.applyPluginsWaterfall0("resolver", null);
// Ignored
if(!resolver) return callback();
resolver(result, (err, data) => {
if(err) return callback(err);
// Ignored
if(!data) return callback();
// direct module
if(typeof data.source === "function")
return callback(null, data);
this.applyPluginsAsyncWaterfall("after-resolve", data, (err, result) => {
if(err) return callback(err);
// Ignored
if(!result) return callback();
let createdModule = this.applyPluginsBailResult("create-module", result);
if(!createdModule) {
if(!result.request) {
return callback(new Error("Empty dependency (no request)"));
}
createdModule = new NormalModule(
result.request,
result.userRequest,
result.rawRequest,
result.loaders,
result.resource,
result.parser
);
}
createdModule = this.applyPluginsWaterfall0("module", createdModule);
return callback(null, createdModule);
});
});
});
this.plugin("resolver", () => (data, callback) => {
const contextInfo = data.contextInfo;
const context = data.context;
const request = data.request;
const noAutoLoaders = /^-?!/.test(request);
const noPrePostAutoLoaders = /^!!/.test(request);
const noPostAutoLoaders = /^-!/.test(request);
let elements = request.replace(/^-?!+/, "").replace(/!!+/g, "!").split("!");
let resource = elements.pop();
elements = elements.map(identToLoaderRequest);
asyncLib.parallel([
callback => this.resolveRequestArray(contextInfo, context, elements, this.resolvers.loader, callback),
callback => {
if(resource === "" || resource[0] === "?")
return callback(null, {
resource
});
this.resolvers.normal.resolve(contextInfo, context, resource, (err, resource, resourceResolveData) => {
if(err) return callback(err);
callback(null, {
resourceResolveData,
resource
});
});
}
], (err, results) => {
if(err) return callback(err);
let loaders = results[0];
const resourceResolveData = results[1].resourceResolveData;
resource = results[1].resource;
// translate option idents
try {
loaders.forEach(item => {
if(typeof item.options === "string" && /^\?/.test(item.options)) {
item.options = this.ruleSet.findOptionsByIdent(item.options.substr(1));
}
});
} catch(e) {
return callback(e);
}
if(resource === false) {
// ignored
return callback(null,
new RawModule(
"/* (ignored) */",
`ignored ${context} ${request}`,
`${request} (ignored)`
)
);
}
const userRequest = loaders.map(loaderToIdent).concat([resource]).join("!");
let resourcePath = resource;
let resourceQuery = "";
const queryIndex = resourcePath.indexOf("?");
if(queryIndex >= 0) {
resourceQuery = resourcePath.substr(queryIndex);
resourcePath = resourcePath.substr(0, queryIndex);
}
const result = this.ruleSet.exec({
resource: resourcePath,
resourceQuery,
issuer: contextInfo.issuer,
compiler: contextInfo.compiler
});
const settings = {};
const useLoadersPost = [];
const useLoaders = [];
const useLoadersPre = [];
result.forEach(r => {
if(r.type === "use") {
if(r.enforce === "post" && !noPostAutoLoaders && !noPrePostAutoLoaders)
useLoadersPost.push(r.value);
else if(r.enforce === "pre" && !noPrePostAutoLoaders)
useLoadersPre.push(r.value);
else if(!r.enforce && !noAutoLoaders && !noPrePostAutoLoaders)
useLoaders.push(r.value);
} else {
settings[r.type] = r.value;
}
});
asyncLib.parallel([
this.resolveRequestArray.bind(this, contextInfo, this.context, useLoadersPost, this.resolvers.loader),
this.resolveRequestArray.bind(this, contextInfo, this.context, useLoaders, this.resolvers.loader),
this.resolveRequestArray.bind(this, contextInfo, this.context, useLoadersPre, this.resolvers.loader)
], (err, results) => {
if(err) return callback(err);
loaders = results[0].concat(loaders, results[1], results[2]);
process.nextTick(() => {
callback(null, {
context: context,
request: loaders.map(loaderToIdent).concat([resource]).join("!"),
dependencies: data.dependencies,
userRequest,
rawRequest: request,
loaders,
resource,
resourceResolveData,
parser: this.getParser(settings.parser)
});
});
});
});
});
}
create(data, callback) {
const dependencies = data.dependencies;
const cacheEntry = dependencies[0].__NormalModuleFactoryCache;
if(cacheEntry) return callback(null, cacheEntry);
const context = data.context || this.context;
const request = dependencies[0].request;
const contextInfo = data.contextInfo || {};
this.applyPluginsAsyncWaterfall("before-resolve", {
contextInfo,
context,
request,
dependencies
}, (err, result) => {
if(err) return callback(err);
// Ignored
if(!result) return callback();
const factory = this.applyPluginsWaterfall0("factory", null);
// Ignored
if(!factory) return callback();
factory(result, (err, module) => {
if(err) return callback(err);
if(module && this.cachePredicate(module)) {
dependencies.forEach(d => d.__NormalModuleFactoryCache = module);
}
callback(null, module);
});
});
}
resolveRequestArray(contextInfo, context, array, resolver, callback) {
if(array.length === 0) return callback(null, []);
asyncLib.map(array, (item, callback) => {
resolver.resolve(contextInfo, context, item.loader, (err, result) => {
if(err && /^[^/]*$/.test(item.loader) && !/-loader$/.test(item.loader)) {
return resolver.resolve(contextInfo, context, item.loader + "-loader", err2 => {
if(!err2) {
err.message = err.message + "\n" +
"BREAKING CHANGE: It's no longer allowed to omit the '-loader' suffix when using loaders.\n" +
` You need to specify '${item.loader}-loader' instead of '${item.loader}',\n` +
" see https://webpack.js.org/guides/migrating/#automatic-loader-module-name-extension-removed";
}
callback(err);
});
}
if(err) return callback(err);
const optionsOnly = item.options ? {
options: item.options
} : undefined;
return callback(null, Object.assign({}, item, identToLoaderRequest(result), optionsOnly));
});
}, callback);
}
getParser(parserOptions) {
let ident = "null";
if(parserOptions) {
if(parserOptions.ident)
ident = parserOptions.ident;
else
ident = JSON.stringify(parserOptions);
}
const parser = this.parserCache[ident];
if(parser)
return parser;
return this.parserCache[ident] = this.createParser(parserOptions);
}
createParser(parserOptions) {
const parser = new Parser();
this.applyPlugins2("parser", parser, parserOptions || {});
return parser;
}
}
module.exports = NormalModuleFactory;
You can’t perform that action at this time.