hold

Author: zoubin

.eslintrc

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+---
+ecmaFeatures:
+  modules: true
+
+env:
+  browser: true
+  node: true
+  es6: true
+
+rules:
+  comma-dangle: [2, "always-multiline"]
+  no-dupe-args: 2
+  no-dupe-keys: 2
+  no-duplicate-case: 2
+  no-empty-character-class: 2
+  no-ex-assign: 2
+  no-extra-boolean-cast: 2
+  no-extra-parens: 2
+  no-extra-semi: 2
+  no-func-assign: 2
+  no-inner-declarations: 2
+  no-invalid-regexp: 2
+  no-irregular-whitespace: 2
+  no-negated-in-lhs: 2
+  no-obj-calls: 2
+  no-regex-spaces: 2
+  no-sparse-arrays: 2
+  no-unreachable: 2
+  use-isnan: 2
+  valid-typeof: 2
+  no-unexpected-multiline: 2
+  no-cond-assign: 2
+  no-constant-condition: 2
+  no-control-regex: 2
+  no-debugger: 2
+  # code style
+  consistent-return: 0
+  curly: 2
+  default-case: 2
+  dot-notation: 2
+  dot-location: [2, "property"]
+  eqeqeq: [2, "allow-null"]
+  no-else-return: 2
+  no-lone-blocks: 2
+  no-loop-func: 2
+  no-multi-spaces: 2
+  no-multi-str: 2
+  no-proto: 2
+  no-redeclare: 2
+  no-return-assign: 2
+  no-sequences: 2
+  no-throw-literal: 2
+  no-unused-expressions: 2
+  no-void: 2
+  no-warning-comments: [2, { "terms": ["todo", "fixme", "xxx"], "location": "start"  }]
+  no-with: 2
+  radix: 2
+  no-delete-var: 2
+  no-shadow-restricted-names: 2
+  no-shadow: 2
+  no-undef: 2
+  no-unused-vars: 2
+  brace-style: [2, "1tbs", { "allowSingleLine": true }]
+  comma-spacing: 2
+  comma-style: 2
+  indent: [2, 2]
+  key-spacing: 2
+  max-nested-callbacks: [2, 5]
+  no-lonely-if: 2
+  no-mixed-spaces-and-tabs: 2
+  no-nested-ternary: 2
+  no-spaced-func: 2
+  no-trailing-spaces: 2
+  one-var: [2, "never"]
+  operator-linebreak: 2
+  quote-props: [2, "as-needed"]
+  quotes: [2, "single", "avoid-escape"]
+  semi: [2, "never"]
+  space-after-keywords: 2
+  space-before-blocks: 2
+  space-infix-ops: 2
+  space-return-throw-case: 2

.gitignore

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+/node_modules/
+.DS_Store
+npm-debug.log
+/build/
+/coverage/

.travis.yml

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+language: node_js
+node_js:
+  - "4"
+  - "0.12"
+  - "0.11"
+  - "iojs"

README.md

@@ -1,2 +1,2 @@
 # reduce-postcss
-Pack postcss modules
+Plugin for [reduce-css](https://github.com/zoubin/reduce-css) to pack postcss modules.

gulpfile.js

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+var gulp = require('gulp')
+
+gulp.task('clean', function () {
+  var del = require('del')
+  return del('build')
+})
+
+gulp.task('scripts', ['clean'], function () {
+  return gulp.src(['lib/*.js', 'bin/*.js', 'index.js'], { base: process.cwd() })
+    .pipe(gulp.dest('build'))
+})
+
+gulp.task('docs', ['clean'], function () {
+  return gulp.src(['README.md', 'LICENSE', 'package.json'])
+    .pipe(gulp.dest('build'))
+})
+
+gulp.task('build', ['scripts', 'docs'])
+
+gulp.task('lint', function () {
+  var eslint = require('gulp-eslint')
+  return gulp.src(['*.js', 'bin/*.js', 'lib/*.js', 'test/*.js'])
+    .pipe(eslint())
+    .pipe(eslint.format())
+    .pipe(eslint.failAfterError())
+})
+
+gulp.task('test', ['lint'], test)
+gulp.task('coverage',
+  require('callback-sequence')(instrument, test, report)
+)
+gulp.task('default', ['lint', 'coverage'])
+gulp.task('upload-coverage', ['coverage'], function (cb) {
+  var handleReport = require('coveralls/lib/handleInput')
+  var fs = require('fs')
+  fs.readFile('./coverage/lcov.info', 'utf8', function (err, data) {
+    if (err) {
+      return cb(err)
+    }
+    handleReport(data, cb)
+  })
+})
+
+function instrument() {
+  var istanbul = require('gulp-istanbul')
+  return gulp.src(['lib/*.js', 'index.js'])
+    .pipe(istanbul({ includeUntested: true }))
+    .pipe(istanbul.hookRequire())
+}
+
+function test() {
+  require('task-tape')
+  var tape = require('gulp-tape')
+  var reporter = require('tap-spec')
+  return gulp.src('test/*.js')
+    .pipe(tape({
+      reporter: reporter(),
+    }))
+}
+
+function report() {
+  var istanbul = require('gulp-istanbul')
+  return gulp.src('test/*.js', { read: false })
+    .pipe(istanbul.writeReports())
+    .pipe(istanbul.enforceThresholds({
+      thresholds: {
+        global: {
+          statements: 90,
+          functions: 90,
+          branches: 80,
+          lines: 90,
+        },
+      },
+    }))
+}
+

index.js

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+var Pipeline = require('postcss-processor-splicer')
+var CacheHandler = require('deps-cache')
+var postcss = require('postcss')
+var mix = require('util-mix')
+
+var PROCESSORS = [
+  require('postcss-simple-import'),
+  require('postcss-custom-url'),
+  require('postcss-advanced-variables'),
+  require('postcss-mixins'), // should come before postcss-nested
+  require('postcss-nested'),
+  require('postcss-extend'),
+  require('autoprefixer'),
+]
+
+module.exports = function (b, opts) {
+  opts = opts || {}
+
+  var pipeline = Pipeline(PROCESSORS)
+
+  if (typeof opts.processorFilter === 'function') {
+    opts.processorFilter(pipeline)
+  } else if (Array.isArray(opts.processorFilter)) {
+    pipeline.push.apply(pipeline, opts.processorFilter)
+  }
+
+  var i = pipeline.indexOf('postcss-simple-import')
+  if (i !== -1) {
+    pipeline.splice(i, 1,
+      rebuildAtImport(b, pipeline.get(i))
+    )
+  }
+
+  var postcssProcessor = postcss(pipeline.build())
+  b.processor(function (result) {
+    // b.emit('file', result.from)
+    var postcssOpts = {
+      from: result.from,
+      to: result.from,
+      entry: result,  // for atImport
+    }
+    return postcssProcessor
+      .process(result.css, postcssOpts)
+      .then(function (res) {
+        result.css = res.css
+      })
+  })
+
+}
+
+function rebuildAtImport(b, atImport) {
+  var opts
+  if (Array.isArray(atImport)) {
+    opts = atImport[1]
+    atImport = atImport[0]
+  }
+  opts = mix({ cache: {} }, opts)
+
+  var onImport = opts.onImport
+  opts.onImport = function (from, imports, postcssOpts) {
+    cacheHandler.add(from, imports)
+
+    var result = postcssOpts.entry
+    imports.forEach(function (dep) {
+      // watchify reports file rather than `dep`,
+      // so emit dep and make watchify report it
+      b.emit('file', dep)
+      // watch dep 
+      result.emit('file', dep)
+    })
+
+    if (onImport) {
+      onImport(from, imports, postcssOpts)
+    }
+  }
+
+  var cacheHandler = new CacheHandler(opts.cache)
+  // watchify emit `update` whenever file changes detected
+  b.on('update', function (files) {
+    cacheHandler.invalidate(files)
+  })
+
+  return [atImport, opts]
+}
+

package.json

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+{
+  "name": "reduce-css-postcss",
+  "version": "1.0.0",
+  "description": "Plugin for reduce-css to pack postcss modules",
+  "main": "index.js",
+  "scripts": {
+    "test": "gulp"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/zoubin/reduce-css-postcss.git"
+  },
+  "keywords": [
+    "postcss",
+    "css",
+    "reduce"
+  ],
+  "author": "zoubin",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/zoubin/reduce-css-postcss/issues"
+  },
+  "homepage": "https://github.com/zoubin/reduce-css-postcss#readme",
+  "dependencies": {
+    "autoprefixer": "^6.0.3",
+    "deps-cache": "^1.0.0",
+    "postcss": "^5.0.10",
+    "postcss-advanced-variables": "^1.2.2",
+    "postcss-custom-url": "^3.0.0",
+    "postcss-extend": "^1.0.1",
+    "postcss-mixins": "^2.1.1",
+    "postcss-nested": "^1.0.0",
+    "postcss-simple-import": "^2.0.1",
+    "util-mix": "^3.0.2"
+  },
+  "devDependencies": {
+    "callback-sequence": "^1.2.1",
+    "coveralls": "^2.11.4",
+    "del": "^2.0.2",
+    "gulp": "^3.9.0",
+    "gulp-eslint": "^1.0.0",
+    "gulp-istanbul": "^0.10.1",
+    "gulp-tape": "0.0.4",
+    "tap-spec": "^4.1.0",
+    "tape": "^4.2.0",
+    "task-tape": "^1.0.0"
+  }
+}

test/index.js

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+var test = require('tape')
+var depsify = require('depsify')
+var postcss = require('..')
+
+test('postcss', function(t) {
+  return depsify
+})