Drop dependency on gulp-util

because it's deprecated

https://medium.com/gulpjs/gulp-util-ca3b1f9f9ac5

Author: ohbarye

index.js

@@ -1,7 +1,8 @@
 var Stream = require('stream')
 var postcss = require('postcss')
 var applySourceMap = require('vinyl-sourcemaps-apply')
-var gutil = require('gulp-util')
+var fancyLog = require('fancy-log')
+var PluginError = require('plugin-error')
 var path = require('path')
 
 
@@ -39,7 +40,7 @@ module.exports = withConfigLoader(function (loadConfig) {
           if (configOpts.hasOwnProperty(opt) && !isProtected[opt]) {
             options[opt] = configOpts[opt]
           } else {
-            gutil.log(
+            fancyLog.info(
               'gulp-postcss:',
               file.relative + '\nCannot override ' + opt +
               ' option, because it is required by gulp-sourcemaps'
@@ -68,7 +69,7 @@ module.exports = withConfigLoader(function (loadConfig) {
       }
 
       if (warnings) {
-        gutil.log('gulp-postcss:', file.relative + '\n' + warnings)
+        fancyLog.info('gulp-postcss:', file.relative + '\n' + warnings)
       }
 
       setImmediate(function () {
@@ -89,7 +90,7 @@ module.exports = withConfigLoader(function (loadConfig) {
       // Prevent stream’s unhandled exception from
       // being suppressed by Promise
       setImmediate(function () {
-        cb(new gutil.PluginError('gulp-postcss', error, errorOptions))
+        cb(new PluginError('gulp-postcss', error, errorOptions))
       })
     }
 

package.json

@@ -38,7 +38,8 @@
   },
   "homepage": "https://github.com/postcss/gulp-postcss",
   "dependencies": {
-    "gulp-util": "^3.0.8",
+    "fancy-log": "^1.3.2",
+    "plugin-error": "^0.1.2",
     "postcss": "^6.0.0",
     "postcss-load-config": "^1.2.0",
     "vinyl-sourcemaps-apply": "^0.2.1"
@@ -50,6 +51,7 @@
     "mocha": "^3.4.2",
     "nyc": "^11.0.3",
     "proxyquire": "^1.8.0",
-    "sinon": "^2.3.5"
+    "sinon": "^2.3.5",
+    "vinyl": "^2.1.0"
   }
 }

test.js

@@ -2,7 +2,9 @@
 /* eslint max-len: ["off"] */
 
 var assert = require('assert')
-var gutil = require('gulp-util')
+var Vinyl = require('vinyl')
+var fancyLog = require('fancy-log')
+var PluginError = require('plugin-error')
 var sourceMaps = require('gulp-sourcemaps')
 var postcss = require('./index')
 var proxyquire = require('proxyquire')
@@ -38,7 +40,7 @@ it('should transform css with multiple processors', function (cb) {
     cb()
   })
 
-  stream.write(new gutil.File({
+  stream.write(new Vinyl({
     contents: new Buffer('a { color: black }')
   }))
 
@@ -61,7 +63,7 @@ it('should not transform css with out any processor', function (cb) {
     cb()
   })
 
-  stream.write(new gutil.File({
+  stream.write(new Vinyl({
     contents: new Buffer(css)
   }))
 
@@ -74,7 +76,7 @@ it('should correctly wrap postcss errors', function (cb) {
   var stream = postcss([ doubler ])
 
   stream.on('error', function (err) {
-    assert.ok(err instanceof gutil.PluginError)
+    assert.ok(err instanceof PluginError)
     assert.equal(err.plugin, 'gulp-postcss')
     assert.equal(err.column, 1)
     assert.equal(err.lineNumber, 1)
@@ -86,7 +88,7 @@ it('should correctly wrap postcss errors', function (cb) {
     cb()
   })
 
-  stream.write(new gutil.File({
+  stream.write(new Vinyl({
     contents: new Buffer('a {'),
     path: path.resolve('testpath')
   }))
@@ -100,7 +102,7 @@ it('should respond with error on stream files', function (cb) {
   var stream = postcss([ doubler ])
 
   stream.on('error', function (err) {
-    assert.ok(err instanceof gutil.PluginError)
+    assert.ok(err instanceof PluginError)
     assert.equal(err.plugin, 'gulp-postcss')
     assert.equal(err.showStack, true)
     assert.equal(err.message, 'Streams are not supported!')
@@ -138,7 +140,7 @@ it('should generate source maps', function (cb) {
     cb()
   })
 
-  init.write(new gutil.File({
+  init.write(new Vinyl({
     base: __dirname,
     path: __dirname + '/fixture.css',
     contents: new Buffer('a { color: black }')
@@ -164,7 +166,7 @@ it('should correctly generate relative source map', function (cb) {
     cb()
   })
 
-  init.write(new gutil.File({
+  init.write(new Vinyl({
     base: __dirname + '/src',
     path: __dirname + '/src/fixture.css',
     contents: new Buffer('a { color: black }')
@@ -238,7 +240,7 @@ describe('PostCSS Guidelines', function () {
       cb()
     })
 
-    stream.write(new gutil.File({
+    stream.write(new Vinyl({
       contents: new Buffer('a {}'),
       path: cssPath
     }))
@@ -262,7 +264,7 @@ describe('PostCSS Guidelines', function () {
       cb()
     })
 
-    stream.write(new gutil.File({
+    stream.write(new Vinyl({
       contents: new Buffer('a {}')
     }))
 
@@ -273,7 +275,7 @@ describe('PostCSS Guidelines', function () {
   it('should take plugins and options from callback', function (cb) {
 
     var cssPath = __dirname + '/fixture.css'
-    var file = new gutil.File({
+    var file = new Vinyl({
       contents: new Buffer('a {}'),
       path: cssPath
     })
@@ -305,7 +307,7 @@ describe('PostCSS Guidelines', function () {
   it('should take plugins and options from postcss-load-config', function (cb) {
 
     var cssPath = __dirname + '/fixture.css'
-    var file = new gutil.File({
+    var file = new Vinyl({
       contents: new Buffer('a {}'),
       path: cssPath
     })
@@ -352,7 +354,7 @@ describe('PostCSS Guidelines', function () {
       assert.deepEqual(postcssLoadConfigStub.getCall(0).args[1], __dirname)
       cb()
     })
-    stream.end(new gutil.File({
+    stream.end(new Vinyl({
       contents: new Buffer('a {}'),
       path: cssPath
     }))
@@ -372,7 +374,7 @@ describe('PostCSS Guidelines', function () {
       assert.deepEqual(postcssLoadConfigStub.getCall(0).args[1], '/absolute/path')
       cb()
     })
-    stream.end(new gutil.File({
+    stream.end(new Vinyl({
       contents: new Buffer('a {}'),
       path: cssPath
     }))
@@ -392,7 +394,7 @@ describe('PostCSS Guidelines', function () {
       assert.deepEqual(postcssLoadConfigStub.getCall(0).args[1], path.join(__dirname, 'relative/path'))
       cb()
     })
-    stream.end(new gutil.File({
+    stream.end(new Vinyl({
       contents: new Buffer('a {}'),
       path: cssPath,
       base: __dirname
@@ -417,19 +419,19 @@ describe('PostCSS Guidelines', function () {
       }
     }))
 
-    sandbox.stub(gutil, 'log')
+    sandbox.stub(fancyLog, 'info')
 
     stream.on('data', function () {
       assert.deepEqual(postcssStub.process.getCall(0).args[1].from, cssPath)
       assert.deepEqual(postcssStub.process.getCall(0).args[1].map, { annotation: false })
-      var firstMessage = gutil.log.getCall(0).args[1]
-      var secondMessage = gutil.log.getCall(1).args[1]
+      var firstMessage = fancyLog.info.getCall(0).args[1]
+      var secondMessage = fancyLog.info.getCall(1).args[1]
       assert(firstMessage, '/fixture.css\nCannot override from option, because it is required by gulp-sourcemaps')
       assert(secondMessage, '/fixture.css\nCannot override map option, because it is required by gulp-sourcemaps')
       cb()
     })
 
-    var file = new gutil.File({
+    var file = new Vinyl({
       contents: new Buffer('a {}'),
       path: cssPath
     })
@@ -450,7 +452,7 @@ describe('PostCSS Guidelines', function () {
       cb()
     })
 
-    stream.write(new gutil.File({
+    stream.write(new Vinyl({
       contents: new Buffer('a {}')
     }))
 
@@ -469,7 +471,7 @@ describe('PostCSS Guidelines', function () {
       }
     }
 
-    sandbox.stub(gutil, 'log')
+    sandbox.stub(fancyLog, 'info')
     postcssStub.process.returns(Promise.resolve({
       css: '',
       warnings: function () {
@@ -478,11 +480,11 @@ describe('PostCSS Guidelines', function () {
     }))
 
     stream.on('data', function () {
-      assert(gutil.log.calledWith('gulp-postcss:', 'src' +  path.sep + 'fixture.css\nmsg1\nmsg2'))
+      assert(fancyLog.info.calledWith('gulp-postcss:', 'src' +  path.sep + 'fixture.css\nmsg1\nmsg2'))
       cb()
     })
 
-    stream.write(new gutil.File({
+    stream.write(new Vinyl({
       contents: new Buffer('a {}'),
       path: cssPath
     }))
@@ -517,7 +519,7 @@ describe('PostCSS Guidelines', function () {
       cb()
     })
 
-    stream.write(new gutil.File({
+    stream.write(new Vinyl({
       contents: new Buffer('a {}'),
       path: cssPath
     }))