doiuse - npm Package Compare versions

Comparing version 2.2.2 to 2.3.0

lib/detect-feature-use.js

@@ -5,2 +5,4 @@ 'use strict';
 
+function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) arr2[i] = arr[i]; return arr2; } else { return Array.from(arr); } }
+
 function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }
@@ -11,2 +13,6 @@
 
+var PLUGIN_OPTION_COMMENT = 'doiuse-';
+var DISABLE_FEATURE_COMMENT = PLUGIN_OPTION_COMMENT + 'disable';
+var ENABLE_FEATURE_COMMENT = PLUGIN_OPTION_COMMENT + 'enable';
+
 /*
@@ -45,2 +51,3 @@ * str: string to search in.
  *   feature: {} // caniuse-db feature slug
+ *   ignore: {} // caniuse-db feature to ignore in current file
  * }
@@ -54,2 +61,3 @@ * ```
     this.features = _.pick(features, featureList);
+    this.ignore = [];
   }
@@ -65,3 +73,3 @@
           if (!values || values.filter(isFoundIn(_decl.value)).length > 0) {
-            cb({ usage: _decl, feature: feat });
+            cb({ usage: _decl, feature: feat, ignore: this.ignore });
           }
@@ -77,7 +85,7 @@ }
         if (selectors.filter(isFoundIn(_rule.selector)).length > 0) {
-          cb({ usage: _rule, feature: feat });
+          cb({ usage: _rule, feature: feat, ignore: this.ignore });
         }
       }
 
-      this.process(_rule, cb);
+      this.node(_rule, cb);
     }
@@ -92,3 +100,3 @@ }, {
           if (!params || params.filter(isFoundIn(_atrule.params)).length > 0) {
-            cb({ usage: _atrule, feature: feat });
+            cb({ usage: _atrule, feature: feat, ignore: this.ignore });
           }
@@ -98,20 +106,54 @@ }
 
-      this.process(_atrule, cb);
+      this.node(_atrule, cb);
     }
   }, {
-    key: 'process',
-    value: function process(node, cb) {
-      var self = this;
-      node.each(function (child) {
+    key: 'comment',
+    value: function comment(_comment, cb) {
+      var text = _comment.text.toLowerCase();
+
+      if (_.startsWith(text, PLUGIN_OPTION_COMMENT)) {
+
+        var option = text.split(' ', 1)[0];
+        var value = text.replace(option, '').trim();
+
+        switch (option) {
+          case DISABLE_FEATURE_COMMENT:
+            if (value === '') {
+              this.ignore = _.keysIn(this.features);
+            } else {
+              this.ignore = _.uniq([].concat(_toConsumableArray(this.ignore), _toConsumableArray(value.split(',').map(function (feat) {
+                return feat.trim();
+              }))));
+            }
+            break;
+          case ENABLE_FEATURE_COMMENT:
+            if (value === '') {
+              this.ignore = [];
+            } else {
+              this.ignore = _.without.apply(_, [this.ignore].concat(_toConsumableArray(value.split(',').map(function (feat) {
+                return feat.trim();
+              }))));
+            }
+            break;
+        }
+      }
+    }
+  }, {
+    key: 'node',
+    value: function node(_node, cb) {
+      var _this = this;
+
+      _node.each(function (child) {
         switch (child.type) {
           case 'rule':
-            self.rule(child, cb);
+            _this.rule(child, cb);
             break;
           case 'decl':
-            self.decl(child, cb);
+            _this.decl(child, cb);
             break;
           case 'atrule':
-            self.atrule(child, cb);
+            _this.atrule(child, cb);
             break;
           case 'comment':
+            _this.comment(child, cb);
             break;
@@ -123,2 +165,11 @@ default:
     }
+  }, {
+    key: 'process',
+    value: function process(node, cb) {
+      //  Reset ignoring rules specified by inline comments per each file
+      this.ignore = [];
+
+      //  Recursively walk nodes in file
+      this.node(node, cb);
+    }
   }]);
@@ -125,0 +176,0 @@

lib/doiuse.js

@@ -11,3 +11,3 @@ 'use strict';
   var onFeatureUsage = options.onFeatureUsage;
-  var ignore = options.ignore;
+  var ignoreOptions = options.ignore;
   var ignoreFiles = options.ignoreFiles;
@@ -38,2 +38,3 @@
         var usage = _ref.usage;
+        var ignore = _ref.ignore;
 
@@ -43,2 +44,5 @@ if (ignore && ignore.indexOf(feature) !== -1) {
         }
+        if (ignoreOptions && ignoreOptions.indexOf(feature) !== -1) {
+          return;
+        }
 
@@ -45,0 +49,0 @@ if (ignoreFiles && Multimatch(usage.source.input.from, ignoreFiles).length > 0) {

package.json

 {
   "name": "doiuse",
-  "version": "2.2.2",
+  "version": "2.3.0",
   "description": "Lint CSS for browser support against caniuse database.",
@@ -5,0 +5,0 @@ "main": "lib/doiuse.js",

README.md

@@ -93,3 +93,3 @@ [![Build Status](https://travis-ci.org/anandthakker/doiuse.svg?branch=master)](https://travis-ci.org/anandthakker/doiuse)
 
-Refer to the data in /src/data/features.js.
+<a name="features-list"></a>Refer to the data in [/data/features.js](data/features.js).
 
@@ -149,2 +149,14 @@ - If a feature in that dataset only specifies `properties`, we just use those
 
+## Ignoring file-specific rules: 
+For disabling some checks you can use just-in-place comments
+##### `/* doiuse-disable */`
+Disables checks of _all [features](#features-list)_
+##### `/* doiuse-disable feature */`
+Disables checks of _specified [feature(s)](#features-list)_ (can be comma separated list)
+##### `/* doiuse-enable */`
+Re-enables checks of _all [features](#features-list)_
+##### `/* doiuse-enable feature */`
+Enables checks of _specified [feature(s)](#features-list)_  (can be comma separated list)
+ - for following lines in file
+
 # [Contributing](CONTRIBUTING.md)
@@ -151,0 +163,0 @@

test/postcss-plugin.js

@@ -110,1 +110,31 @@ var fs = require('fs')
 })
+
+test('ignores rules specified in comments', function (t) {
+  var count, ignoreCss, ignoreCssPath, processCss, processCssPath
+  ignoreCssPath = require.resolve('./cases/ignore-comment.css')
+  ignoreCss = fs.readFileSync(ignoreCssPath)
+
+  processCssPath = require.resolve('./cases/ignore-file.css')
+  processCss = fs.readFileSync(processCssPath)
+
+  count = 0
+
+  var processor = postcss([atImport(),
+           doiuse({
+             browsers: ['ie 6'],
+             onFeatureUsage: function (usageInfo) {
+               count++
+             }
+          })])
+
+  processor.process(ignoreCss, {from: ignoreCssPath})
+    .then(function () {
+      t.equal(count, 2)
+    }).then(function () {
+      processor.process(processCss, {from: processCssPath})
+        .then(function () {
+          t.equal(count, 3, 'inline css disabing rules must apply only to current file')
+          t.end()
+        })
+    })
+})

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Improved metrics

Total package byte prevSize

65250

increased by6.25%

Number of package files

71

increased by1.43%

Lines of code

1809

increased by5.48%

Number of lines in readme file

171

increased by7.55%

No dependency changes