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authoreric thul <thul.eric@gmail.com>2017-04-23 17:29:44 -0400
committereric <thul.eric@gmail.com>2017-04-23 18:20:22 -0400
commite17196589a380eed3ffc47705f8c6c87f99b58c2 (patch)
tree3e924b370d11a647c3e86647fd3cd5965572aaf9 /src/index.js
parentf564370713291980820cdce342161fe89cd2e354 (diff)
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Caching the result of psc-package
Resolves #83
Diffstat (limited to 'src/index.js')
-rw-r--r--src/index.js80
1 files changed, 58 insertions, 22 deletions
diff --git a/src/index.js b/src/index.js
index 7cf942c..19a549e 100644
--- a/src/index.js
+++ b/src/index.js
@@ -31,31 +31,71 @@ const eol = require('os').EOL
31module.exports = function purescriptLoader(source, map) { 31module.exports = function purescriptLoader(source, map) {
32 this.cacheable && this.cacheable(); 32 this.cacheable && this.cacheable();
33 33
34 const callback = this.async();
35
36 const webpackConfig = this.options; 34 const webpackConfig = this.options;
37 35
36 var cache = webpackConfig.purescriptLoaderCache = webpackConfig.purescriptLoaderCache || {
37 rebuild: false,
38 deferred: [],
39 bundleModules: [],
40 ideServer: null,
41 psModuleMap: null,
42 warnings: [],
43 errors: [],
44 compilationStarted: false,
45 compilationFinished: false,
46 installed: false,
47 srcOption: []
48 };
49
50 const callback = this.async();
51
38 const loaderOptions = loaderUtils.getOptions(this) || {}; 52 const loaderOptions = loaderUtils.getOptions(this) || {};
39 53
40 const srcOption = (pscPackage => { 54 const srcOption = (pscPackage => {
41 if (pscPackage) { 55 const srcPath = path.join('src', '**', '*.purs');
56
57 const bowerPath = path.join('bower_components', 'purescript-*', 'src', '**', '*.purs');
58
59 if (cache.srcOption.length > 0) {
60 return cache.srcOption;
61 }
62 else if (pscPackage) {
42 const pscPackageCommand = 'psc-package'; 63 const pscPackageCommand = 'psc-package';
43 64
44 const pscPackageArgs = ['sources']; 65 const pscPackageArgs = ['sources'];
45 66
67 const loaderSrc = loaderOptions.src || [
68 srcPath
69 ];
70
46 debug('psc-package %s %o', pscPackageCommand, pscPackageArgs); 71 debug('psc-package %s %o', pscPackageCommand, pscPackageArgs);
47 72
48 return spawn(pscPackageCommand, pscPackageArgs).stdout.toString().split(eol).filter(v => v != '').concat( 73 const cmd = spawn(pscPackageCommand, pscPackageArgs);
49 loaderOptions.src || [ 74
50 path.join('src', '**', '*.purs'), 75 if (cmd.status !== 0) {
51 ] 76 const error = cmd.stdout.toString();
52 ) 77
78 throw new Error(error);
79 }
80 else {
81 const result = cmd.stdout.toString().split(eol).filter(v => v != '').concat(loaderSrc);
82
83 debug('psc-package result: %o', result);
84
85 cache.srcOption = result;
86
87 return result;
88 }
53 } 89 }
54 else { 90 else {
55 return loaderOptions.src || [ 91 const result = loaderOptions.src || [
56 path.join('bower_components', 'purescript-*', 'src', '**', '*.purs'), 92 bowerPath,
57 path.join('src', '**', '*.purs'), 93 srcPath
58 ]; 94 ];
95
96 cache.srcOption = result;
97
98 return result;
59 } 99 }
60 })(loaderOptions.pscPackage); 100 })(loaderOptions.pscPackage);
61 101
@@ -80,18 +120,10 @@ module.exports = function purescriptLoader(source, map) {
80 src: srcOption 120 src: srcOption
81 }); 121 });
82 122
83 var cache = webpackConfig.purescriptLoaderCache = webpackConfig.purescriptLoaderCache || { 123 if (!cache.installed) {
84 rebuild: false,
85 deferred: [],
86 bundleModules: [],
87 warnings: [],
88 errors: []
89 };
90
91 if (!webpackConfig.purescriptLoaderInstalled) {
92 debugVerbose('installing purs-loader with options: %O', options); 124 debugVerbose('installing purs-loader with options: %O', options);
93 125
94 webpackConfig.purescriptLoaderInstalled = true 126 cache.installed = true;
95 127
96 // invalidate loader cache when bundle is marked as invalid (in watch mode) 128 // invalidate loader cache when bundle is marked as invalid (in watch mode)
97 this._compiler.plugin('invalid', () => { 129 this._compiler.plugin('invalid', () => {
@@ -104,7 +136,11 @@ module.exports = function purescriptLoader(source, map) {
104 ideServer: cache.ideServer, 136 ideServer: cache.ideServer,
105 psModuleMap: cache.psModuleMap, 137 psModuleMap: cache.psModuleMap,
106 warnings: [], 138 warnings: [],
107 errors: [] 139 errors: [],
140 compilationStarted: cache.compilationStarted,
141 compilationFinished: cache.compilationFinished,
142 installed: cache.installed,
143 srcOption: cache.srcOption
108 }; 144 };
109 }); 145 });
110 146