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-rw-r--r--src/Psc.js108
1 files changed, 0 insertions, 108 deletions
diff --git a/src/Psc.js b/src/Psc.js
deleted file mode 100644
index ffa32b7..0000000
--- a/src/Psc.js
+++ /dev/null
@@ -1,108 +0,0 @@
1'use strict';
2
3const path = require('path');
4
5const Promise = require('bluebird')
6
7const fs = Promise.promisifyAll(require('fs'))
8
9const spawn = require('cross-spawn')
10
11const debug = require('debug')('purs-loader');
12
13const dargs = require('./dargs');
14
15function compile(psModule) {
16 const options = psModule.options
17 const cache = psModule.cache
18 const stderr = []
19
20 if (cache.compilationStarted) return Promise.resolve(psModule)
21
22 cache.compilationStarted = true
23
24 const args = dargs(Object.assign({
25 _: options.src,
26 output: options.output,
27 }, options.pscArgs))
28
29 debug('spawning compiler %s %o', options.psc, args)
30
31 return (new Promise((resolve, reject) => {
32 debug('compiling PureScript...')
33
34 const compilation = spawn(options.psc, args)
35
36 compilation.stderr.on('data', data => {
37 stderr.push(data.toString());
38 });
39
40 compilation.on('close', code => {
41 debug('finished compiling PureScript.')
42 cache.compilationFinished = true
43 if (code !== 0) {
44 const errorMessage = stderr.join('');
45 if (errorMessage.length) {
46 psModule.emitError(errorMessage);
47 }
48 if (options.watch) {
49 resolve(psModule);
50 }
51 else {
52 reject(new Error('compilation failed'))
53 }
54 } else {
55 const warningMessage = stderr.join('');
56 if (options.warnings && warningMessage.length) {
57 psModule.emitWarning(warningMessage);
58 }
59 resolve(psModule)
60 }
61 })
62 }))
63 .then(compilerOutput => {
64 if (options.bundle) {
65 return bundle(options, cache).then(() => psModule)
66 }
67 return psModule
68 })
69}
70module.exports.compile = compile;
71
72function bundle(options, cache) {
73 if (cache.bundle) return Promise.resolve(cache.bundle)
74
75 const stdout = []
76 const stderr = cache.bundle = []
77
78 const args = dargs(Object.assign({
79 _: [path.join(options.output, '*', '*.js')],
80 output: options.bundleOutput,
81 namespace: options.bundleNamespace,
82 }, options.pscBundleArgs))
83
84 cache.bundleModules.forEach(name => args.push('--module', name))
85
86 debug('spawning bundler %s %o', options.pscBundle, args.join(' '))
87
88 return (new Promise((resolve, reject) => {
89 debug('bundling PureScript...')
90
91 const compilation = spawn(options.pscBundle, args)
92
93 compilation.stdout.on('data', data => stdout.push(data.toString()))
94 compilation.stderr.on('data', data => stderr.push(data.toString()))
95 compilation.on('close', code => {
96 debug('finished bundling PureScript.')
97 if (code !== 0) {
98 const errorMessage = stderr.join('');
99 if (errorMessage.length) {
100 psModule.emitError(errorMessage);
101 }
102 return reject(new Error('bundling failed'))
103 }
104 cache.bundle = stderr
105 resolve(fs.appendFileAsync(options.bundleOutput, `module.exports = ${options.bundleNamespace}`))
106 })
107 }))
108}