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author | Cyril Sobierajewicz <cyril.sobierajewicz@fretlink.com> | 2018-12-03 16:07:05 +0100 |
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committer | Cyril Sobierajewicz <cyril.sobierajewicz@fretlink.com> | 2018-12-03 16:07:05 +0100 |
commit | d3f40b6f0b0f507308f8dfd91e9cf6d4745dbce8 (patch) | |
tree | d2239387b964c107986f0b5b92ed5bd2e0d0a673 /lib/index.js | |
parent | 5c2f4e966ffec127ec561431187886c9053b01b9 (diff) | |
download | purs-loader-d3f40b6f0b0f507308f8dfd91e9cf6d4745dbce8.tar.gz purs-loader-d3f40b6f0b0f507308f8dfd91e9cf6d4745dbce8.tar.zst purs-loader-d3f40b6f0b0f507308f8dfd91e9cf6d4745dbce8.zip |
Build v3.3.1
Diffstat (limited to 'lib/index.js')
-rw-r--r-- | lib/index.js | 434 |
1 files changed, 434 insertions, 0 deletions
diff --git a/lib/index.js b/lib/index.js new file mode 100644 index 0000000..e648869 --- /dev/null +++ b/lib/index.js | |||
@@ -0,0 +1,434 @@ | |||
1 | 'use strict'; | ||
2 | |||
3 | var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }(); | ||
4 | |||
5 | var debug_ = require('debug'); | ||
6 | |||
7 | var debug = debug_('purs-loader'); | ||
8 | |||
9 | var debugVerbose = debug_('purs-loader:verbose'); | ||
10 | |||
11 | var loaderUtils = require('loader-utils'); | ||
12 | |||
13 | var Promise = require('bluebird'); | ||
14 | |||
15 | var path = require('path'); | ||
16 | |||
17 | var PsModuleMap = require('./purs-module-map'); | ||
18 | |||
19 | var compile = require('./compile'); | ||
20 | |||
21 | var bundle = require('./bundle'); | ||
22 | |||
23 | var ide = require('./ide'); | ||
24 | |||
25 | var toJavaScript = require('./to-javascript'); | ||
26 | |||
27 | var sourceMaps = require('./source-maps'); | ||
28 | |||
29 | var dargs = require('./dargs'); | ||
30 | |||
31 | var utils = require('./utils'); | ||
32 | |||
33 | var spawn = require('cross-spawn').sync; | ||
34 | |||
35 | var eol = require('os').EOL; | ||
36 | |||
37 | var CACHE_VAR = { | ||
38 | rebuild: false, | ||
39 | deferred: [], | ||
40 | bundleModules: [], | ||
41 | ideServer: null, | ||
42 | psModuleMap: null, | ||
43 | warnings: [], | ||
44 | errors: [], | ||
45 | compilationStarted: false, | ||
46 | compilationFinished: false, | ||
47 | compilationFailed: false, | ||
48 | installed: false, | ||
49 | srcOption: [] | ||
50 | }; | ||
51 | |||
52 | module.exports = function purescriptLoader(source, map) { | ||
53 | var _this = this; | ||
54 | |||
55 | this.cacheable && this.cacheable(); | ||
56 | |||
57 | var webpackContext = this.options && this.options.context || this.rootContext; | ||
58 | |||
59 | var callback = this.async(); | ||
60 | |||
61 | var loaderOptions = loaderUtils.getOptions(this) || {}; | ||
62 | |||
63 | var srcOption = function (pscPackage) { | ||
64 | var srcPath = path.join('src', '**', '*.purs'); | ||
65 | |||
66 | var bowerPath = path.join('bower_components', 'purescript-*', 'src', '**', '*.purs'); | ||
67 | |||
68 | if (CACHE_VAR.srcOption.length > 0) { | ||
69 | return CACHE_VAR.srcOption; | ||
70 | } else if (pscPackage) { | ||
71 | var pscPackageCommand = 'psc-package'; | ||
72 | |||
73 | var pscPackageArgs = ['sources']; | ||
74 | |||
75 | var loaderSrc = loaderOptions.src || [srcPath]; | ||
76 | |||
77 | debug('psc-package %s %o', pscPackageCommand, pscPackageArgs); | ||
78 | |||
79 | var cmd = spawn(pscPackageCommand, pscPackageArgs); | ||
80 | |||
81 | if (cmd.error) { | ||
82 | throw new Error(cmd.error); | ||
83 | } else if (cmd.status !== 0) { | ||
84 | var error = cmd.stdout.toString(); | ||
85 | |||
86 | throw new Error(error); | ||
87 | } else { | ||
88 | var result = cmd.stdout.toString().split(eol).filter(function (v) { | ||
89 | return v != ''; | ||
90 | }).concat(loaderSrc); | ||
91 | |||
92 | debug('psc-package result: %o', result); | ||
93 | |||
94 | CACHE_VAR.srcOption = result; | ||
95 | |||
96 | return result; | ||
97 | } | ||
98 | } else { | ||
99 | var _result = loaderOptions.src || [bowerPath, srcPath]; | ||
100 | |||
101 | CACHE_VAR.srcOption = _result; | ||
102 | |||
103 | return _result; | ||
104 | } | ||
105 | }(loaderOptions.pscPackage); | ||
106 | |||
107 | var options = Object.assign({ | ||
108 | context: webpackContext, | ||
109 | psc: null, | ||
110 | pscArgs: {}, | ||
111 | pscBundle: null, | ||
112 | pscBundleArgs: {}, | ||
113 | pscIdeClient: null, | ||
114 | pscIdeClientArgs: {}, | ||
115 | pscIdeServer: null, | ||
116 | pscIdeServerArgs: {}, | ||
117 | pscIde: false, | ||
118 | pscIdeColors: loaderOptions.psc === 'psa', | ||
119 | pscPackage: false, | ||
120 | bundleOutput: 'output/bundle.js', | ||
121 | bundleNamespace: 'PS', | ||
122 | bundle: false, | ||
123 | warnings: true, | ||
124 | watch: false, | ||
125 | output: 'output', | ||
126 | src: [] | ||
127 | }, loaderOptions, { | ||
128 | src: srcOption | ||
129 | }); | ||
130 | |||
131 | if (!CACHE_VAR.installed) { | ||
132 | debugVerbose('installing purs-loader with options: %O', options); | ||
133 | |||
134 | CACHE_VAR.installed = true; | ||
135 | |||
136 | // invalidate loader CACHE_VAR when bundle is marked as invalid (in watch mode) | ||
137 | this._compiler.plugin('invalid', function () { | ||
138 | debugVerbose('invalidating loader CACHE_VAR'); | ||
139 | |||
140 | CACHE_VAR = { | ||
141 | rebuild: options.pscIde, | ||
142 | deferred: [], | ||
143 | bundleModules: [], | ||
144 | ideServer: CACHE_VAR.ideServer, | ||
145 | psModuleMap: CACHE_VAR.psModuleMap, | ||
146 | warnings: [], | ||
147 | errors: [], | ||
148 | compilationStarted: false, | ||
149 | compilationFinished: false, | ||
150 | compilationFailed: false, | ||
151 | installed: CACHE_VAR.installed, | ||
152 | srcOption: [] | ||
153 | }; | ||
154 | }); | ||
155 | |||
156 | // add psc warnings to webpack compilation warnings | ||
157 | this._compiler.plugin('after-compile', function (compilation, callback) { | ||
158 | CACHE_VAR.warnings.forEach(function (warning) { | ||
159 | compilation.warnings.push(warning); | ||
160 | }); | ||
161 | |||
162 | CACHE_VAR.errors.forEach(function (error) { | ||
163 | compilation.errors.push(error); | ||
164 | }); | ||
165 | |||
166 | callback(); | ||
167 | }); | ||
168 | } | ||
169 | |||
170 | var psModuleName = PsModuleMap.matchModule(source); | ||
171 | |||
172 | var psModule = { | ||
173 | name: psModuleName, | ||
174 | source: source, | ||
175 | load: function load(_ref) { | ||
176 | var js = _ref.js, | ||
177 | map = _ref.map; | ||
178 | return callback(null, js, map); | ||
179 | }, | ||
180 | reject: function reject(error) { | ||
181 | return callback(error); | ||
182 | }, | ||
183 | srcPath: this.resourcePath, | ||
184 | remainingRequest: loaderUtils.getRemainingRequest(this), | ||
185 | srcDir: path.dirname(this.resourcePath), | ||
186 | jsPath: path.resolve(path.join(options.output, psModuleName, 'index.js')), | ||
187 | options: options, | ||
188 | cache: CACHE_VAR, | ||
189 | emitWarning: function emitWarning(warning) { | ||
190 | if (options.warnings && warning.length) { | ||
191 | CACHE_VAR.warnings.push(warning); | ||
192 | } | ||
193 | }, | ||
194 | emitError: function emitError(pscMessage) { | ||
195 | if (pscMessage.length) { | ||
196 | var modules = []; | ||
197 | |||
198 | var matchErrorsSeparator = /\n(?=Error)/; | ||
199 | var errors = pscMessage.split(matchErrorsSeparator); | ||
200 | var _iteratorNormalCompletion = true; | ||
201 | var _didIteratorError = false; | ||
202 | var _iteratorError = undefined; | ||
203 | |||
204 | try { | ||
205 | for (var _iterator = errors[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) { | ||
206 | var error = _step.value; | ||
207 | |||
208 | var matchErrLocation = /at (.+\.purs) line (\d+), column (\d+) - line (\d+), column (\d+)/; | ||
209 | |||
210 | var _ref2 = matchErrLocation.exec(error) || [], | ||
211 | _ref3 = _slicedToArray(_ref2, 2), | ||
212 | filename = _ref3[1]; | ||
213 | |||
214 | if (!filename) continue; | ||
215 | |||
216 | var baseModulePath = path.join(_this.rootContext, filename); | ||
217 | _this.addDependency(baseModulePath); | ||
218 | |||
219 | var matchErrModuleName = /in module ((?:\w+\.)*\w+)/; | ||
220 | |||
221 | var _ref4 = matchErrModuleName.exec(error) || [], | ||
222 | _ref5 = _slicedToArray(_ref4, 2), | ||
223 | baseModuleName = _ref5[1]; | ||
224 | |||
225 | if (!baseModuleName) continue; | ||
226 | |||
227 | var matchMissingModuleName = /Module ((?:\w+\.)*\w+) was not found/; | ||
228 | var matchMissingImportFromModuleName = /Cannot import value \w+ from module ((?:\w+\.)*\w+)/; | ||
229 | var _arr = [matchMissingModuleName, matchMissingImportFromModuleName]; | ||
230 | for (var _i = 0; _i < _arr.length; _i++) { | ||
231 | var re = _arr[_i]; | ||
232 | var _ref6 = re.exec(error) || [], | ||
233 | _ref7 = _slicedToArray(_ref6, 2), | ||
234 | targetModuleName = _ref7[1]; | ||
235 | |||
236 | if (targetModuleName) { | ||
237 | var resolved = utils.resolvePursModule({ | ||
238 | baseModulePath: baseModulePath, | ||
239 | baseModuleName: baseModuleName, | ||
240 | targetModuleName: targetModuleName | ||
241 | }); | ||
242 | _this.addDependency(resolved); | ||
243 | } | ||
244 | } | ||
245 | |||
246 | var desc = { | ||
247 | name: baseModuleName, | ||
248 | filename: baseModulePath | ||
249 | }; | ||
250 | |||
251 | if (typeof _this.describePscError === 'function') { | ||
252 | var _describePscError = _this.describePscError(error, desc), | ||
253 | _describePscError$dep = _describePscError.dependencies, | ||
254 | dependencies = _describePscError$dep === undefined ? [] : _describePscError$dep, | ||
255 | details = _describePscError.details; | ||
256 | |||
257 | var _iteratorNormalCompletion2 = true; | ||
258 | var _didIteratorError2 = false; | ||
259 | var _iteratorError2 = undefined; | ||
260 | |||
261 | try { | ||
262 | |||
263 | for (var _iterator2 = dependencies[Symbol.iterator](), _step2; !(_iteratorNormalCompletion2 = (_step2 = _iterator2.next()).done); _iteratorNormalCompletion2 = true) { | ||
264 | var dep = _step2.value; | ||
265 | |||
266 | _this.addDependency(dep); | ||
267 | } | ||
268 | } catch (err) { | ||
269 | _didIteratorError2 = true; | ||
270 | _iteratorError2 = err; | ||
271 | } finally { | ||
272 | try { | ||
273 | if (!_iteratorNormalCompletion2 && _iterator2.return) { | ||
274 | _iterator2.return(); | ||
275 | } | ||
276 | } finally { | ||
277 | if (_didIteratorError2) { | ||
278 | throw _iteratorError2; | ||
279 | } | ||
280 | } | ||
281 | } | ||
282 | |||
283 | Object.assign(desc, details); | ||
284 | } | ||
285 | |||
286 | modules.push(desc); | ||
287 | } | ||
288 | } catch (err) { | ||
289 | _didIteratorError = true; | ||
290 | _iteratorError = err; | ||
291 | } finally { | ||
292 | try { | ||
293 | if (!_iteratorNormalCompletion && _iterator.return) { | ||
294 | _iterator.return(); | ||
295 | } | ||
296 | } finally { | ||
297 | if (_didIteratorError) { | ||
298 | throw _iteratorError; | ||
299 | } | ||
300 | } | ||
301 | } | ||
302 | |||
303 | CACHE_VAR.errors.push(new utils.PscError(pscMessage, modules)); | ||
304 | } | ||
305 | } | ||
306 | }; | ||
307 | |||
308 | debug('loading %s', psModule.name); | ||
309 | |||
310 | if (options.bundle) { | ||
311 | CACHE_VAR.bundleModules.push(psModule.name); | ||
312 | } | ||
313 | |||
314 | if (CACHE_VAR.rebuild) { | ||
315 | var connect = function connect() { | ||
316 | if (!CACHE_VAR.ideServer) { | ||
317 | CACHE_VAR.ideServer = true; | ||
318 | |||
319 | return ide.connect(psModule).then(function (ideServer) { | ||
320 | CACHE_VAR.ideServer = ideServer; | ||
321 | return psModule; | ||
322 | }).then(ide.loadWithRetry).catch(function (error) { | ||
323 | if (CACHE_VAR.ideServer.kill) { | ||
324 | debug('ide failed to initially load modules, stopping the ide server process'); | ||
325 | |||
326 | CACHE_VAR.ideServer.kill(); | ||
327 | } | ||
328 | |||
329 | CACHE_VAR.ideServer = null; | ||
330 | |||
331 | return Promise.reject(error); | ||
332 | }); | ||
333 | } else { | ||
334 | return Promise.resolve(psModule); | ||
335 | } | ||
336 | }; | ||
337 | |||
338 | var rebuild = function rebuild() { | ||
339 | return ide.rebuild(psModule).then(function () { | ||
340 | return toJavaScript(psModule).then(function (js) { | ||
341 | return sourceMaps(psModule, js); | ||
342 | }).then(psModule.load).catch(psModule.reject); | ||
343 | }).catch(function (error) { | ||
344 | if (error instanceof ide.UnknownModuleError) { | ||
345 | // Store the modules that trigger a recompile due to an | ||
346 | // unknown module error. We need to wait until compilation is | ||
347 | // done before loading these files. | ||
348 | |||
349 | CACHE_VAR.deferred.push(psModule); | ||
350 | |||
351 | if (!CACHE_VAR.compilationStarted) { | ||
352 | CACHE_VAR.compilationStarted = true; | ||
353 | |||
354 | return compile(psModule).then(function () { | ||
355 | CACHE_VAR.compilationFinished = true; | ||
356 | }).then(function () { | ||
357 | return Promise.map(CACHE_VAR.deferred, function (psModule) { | ||
358 | return ide.load(psModule).then(function () { | ||
359 | return toJavaScript(psModule); | ||
360 | }).then(function (js) { | ||
361 | return sourceMaps(psModule, js); | ||
362 | }).then(psModule.load); | ||
363 | }); | ||
364 | }).catch(function (error) { | ||
365 | CACHE_VAR.compilationFailed = true; | ||
366 | |||
367 | CACHE_VAR.deferred[0].reject(error); | ||
368 | |||
369 | CACHE_VAR.deferred.slice(1).forEach(function (psModule) { | ||
370 | psModule.reject(new Error('purs-loader failed')); | ||
371 | }); | ||
372 | }); | ||
373 | } else if (CACHE_VAR.compilationFailed) { | ||
374 | CACHE_VAR.deferred.pop().reject(new Error('purs-loader failed')); | ||
375 | } else { | ||
376 | // The compilation has started. We must wait until it is | ||
377 | // done in order to ensure the module map contains all of | ||
378 | // the unknown modules. | ||
379 | } | ||
380 | } else { | ||
381 | debug('ide rebuild failed due to an unhandled error: %o', error); | ||
382 | |||
383 | psModule.reject(error); | ||
384 | } | ||
385 | }); | ||
386 | }; | ||
387 | |||
388 | connect().then(rebuild); | ||
389 | } else if (CACHE_VAR.compilationFinished) { | ||
390 | debugVerbose('compilation is already finished, loading module %s', psModule.name); | ||
391 | |||
392 | toJavaScript(psModule).then(function (js) { | ||
393 | return sourceMaps(psModule, js); | ||
394 | }).then(psModule.load).catch(psModule.reject); | ||
395 | } else { | ||
396 | // The compilation has not finished yet. We need to wait for | ||
397 | // compilation to finish before the loaders run so that references | ||
398 | // to compiled output are valid. Push the modules into the CACHE_VAR to | ||
399 | // be loaded once the complation is complete. | ||
400 | |||
401 | CACHE_VAR.deferred.push(psModule); | ||
402 | |||
403 | if (!CACHE_VAR.compilationStarted) { | ||
404 | CACHE_VAR.compilationStarted = true; | ||
405 | |||
406 | compile(psModule).then(function () { | ||
407 | CACHE_VAR.compilationFinished = true; | ||
408 | }).then(function () { | ||
409 | if (options.bundle) { | ||
410 | return bundle(options, CACHE_VAR.bundleModules); | ||
411 | } | ||
412 | }).then(function () { | ||
413 | return Promise.map(CACHE_VAR.deferred, function (psModule) { | ||
414 | return toJavaScript(psModule).then(function (js) { | ||
415 | return sourceMaps(psModule, js); | ||
416 | }).then(psModule.load); | ||
417 | }); | ||
418 | }).catch(function (error) { | ||
419 | CACHE_VAR.compilationFailed = true; | ||
420 | |||
421 | CACHE_VAR.deferred[0].reject(error); | ||
422 | |||
423 | CACHE_VAR.deferred.slice(1).forEach(function (psModule) { | ||
424 | psModule.reject(new Error('purs-loader failed')); | ||
425 | }); | ||
426 | }); | ||
427 | } else if (CACHE_VAR.compilationFailed) { | ||
428 | CACHE_VAR.deferred.pop().reject(new Error('purs-loader failed')); | ||
429 | } else { | ||
430 | // The complation has started. Nothing to do but wait until it is | ||
431 | // done before loading all of the modules. | ||
432 | } | ||
433 | } | ||
434 | }; \ No newline at end of file | ||