Using path-is-absolute for windows compatibility

[joshwnj]

Fixes#74 (hopefully)

[Nimelrian]

Does not work on Windows with the following setup:

└───css-modulesify-test
├───border.css
├───gulpfile.js
├───index.js
├───package.json
└───style.css

package.json

{
"name": "css-modulesify-test",
"version": "1.0.0",
"description": "",
"main": "index.js",
"scripts": {
"test": "echo \"Error: no test specified\" && exit 1"
},
"author": "",
"license": "ISC",
"devDependencies": {
"browserify": "^13.3.0",
"css-modulesify": "css-modules/css-modulesify#fix-windows-abs-path",
"gulp": "^3.9.1"
}
}

gulpfile.js

constbrowserify=require('browserify');constcssModules=require('css-modulesify');constgulp=require('gulp');gulp.task('default',()=>{browserify({entries: './index.js',debug: true,}).plugin(cssModules,{output: './modules.css',}).bundle().pipe(gulp.dest('./bundle.js'));});

index.js

conststyles=require('./style.css');console.log(styles.normal);

style.css

.normal {
composes: greyBottom from './border.css';
}

border.css

.greyBottom {
border-bottom:1px solid #C8C8C8;
}

Error message:

C:\dev\js\css-modulesify-test>gulp
[09:13:44] Using gulpfile C:\dev\js\css-modulesify-test\gulpfile.js
[09:13:44] Starting 'default'...
[09:13:44] Finished 'default' after 14 ms
NO NODE C:\dev\js\css-modulesify-test\C:\C:\style.css C:\dev\js\css-modulesify-test\C:\C:\border.css
Error: Node does not exist: C:\dev\js\css-modulesify-test\C:\C:\style.css
at Object.DepGraph.addDependency (C:\dev\js\css-modulesify-test\node_modules\dependency-graph\lib\dep_graph.js:87:13)
at C:\dev\js\css-modulesify-test\node_modules\css-modulesify\file-system-loader.js:102:22
at FileSystemLoader.fetch (C:\dev\js\css-modulesify-test\node_modules\css-modulesify\file-system-loader.js:65:14)
at Parser.fetchImport (C:\dev\js\css-modulesify-test\node_modules\css-modules-loader-core\lib\parser.js:90:19)
at C:\dev\js\css-modulesify-test\node_modules\css-modules-loader-core\lib\parser.js:49:31
at Root.each (C:\dev\js\css-modulesify-test\node_modules\postcss\lib\container.js:110:22)
at Parser.fetchAllImports (C:\dev\js\css-modulesify-test\node_modules\css-modules-loader-core\lib\parser.js:47:11)
at Parser.plugin (C:\dev\js\css-modulesify-test\node_modules\css-modules-loader-core\lib\parser.js:35:31)
at LazyResult.run (C:\dev\js\css-modulesify-test\node_modules\postcss\lib\lazy-result.js:270:20)
at LazyResult.asyncTick (C:\dev\js\css-modulesify-test\node_modules\postcss\lib\lazy-result.js:185:32)
path.js:7
throw new TypeError('Path must be a string. Received ' + inspect(path));
^
TypeError: Path must be a string. Received undefined
at assertPath (path.js:7:11)
at Object.resolve (path.js:184:7)
at DestroyableTransform.saveFile [as _transform] (C:\dev\js\css-modulesify-test\node_modules\vinyl-fs\lib\dest\index.js:36:26)
at DestroyableTransform.Transform._read (C:\dev\js\css-modulesify-test\node_modules\vinyl-fs\node_modules\readable-stream\lib\_stream_transform.js:184:10)
at DestroyableTransform.Transform._write (C:\dev\js\css-modulesify-test\node_modules\vinyl-fs\node_modules\readable-stream\lib\_stream_transform.js:172:12)
at doWrite (C:\dev\js\css-modulesify-test\node_modules\vinyl-fs\node_modules\readable-stream\lib\_stream_writable.js:237:10)
at writeOrBuffer (C:\dev\js\css-modulesify-test\node_modules\vinyl-fs\node_modules\readable-stream\lib\_stream_writable.js:227:5)
at DestroyableTransform.Writable.write (C:\dev\js\css-modulesify-test\node_modules\vinyl-fs\node_modules\readable-stream\lib\_stream_writable.js:194:11)
at Readable.ondata (C:\dev\js\css-modulesify-test\node_modules\readable-stream\lib\_stream_readable.js:612:20)
at emitOne (events.js:96:13)

Note that the paths in the error message still contain "C:\C:\