Added support for correctly ordering unknown types e.g. custom aliases

Author: swernerx

docs/rules/order.md

@@ -77,7 +77,7 @@ This rule supports the following options:
 
 ### `groups: [array]`:
 
-How groups are defined, and the order to respect. `groups` must be an array of `string` or [`string`]. The only allowed `string`s are: `"builtin"`, `"external"`, `"internal"`, `"parent"`, `"sibling"`, `"index"`. The enforced order is the same as the order of each element in a group. Omitted types are implicitly grouped together as the last element. Example:
+How groups are defined, and the order to respect. `groups` must be an array of `string` or [`string`]. The only allowed `string`s are: `"builtin"`, `"external"`, `"internal"`, `"unknown"`, `"parent"`, `"sibling"`, `"index"`. The enforced order is the same as the order of each element in a group. Omitted types are implicitly grouped together as the last element. Example:
 ```js
 [
   'builtin', // Built-in types are first
@@ -86,7 +86,7 @@ How groups are defined, and the order to respect. `groups` must be an array of `
   // Then the rest: internal and external type
 ]
 ```
-The default value is `["builtin", "external", "parent", "sibling", "index"]`.
+The default value is `["builtin", "external", "unknown", "parent", "sibling", "index"]`.
 
 You can set the options like this:
 

src/rules/order.js

@@ -4,7 +4,7 @@ import importType from '../core/importType'
 import isStaticRequire from '../core/staticRequire'
 import docsUrl from '../docsUrl'
 
-const defaultGroups = ['builtin', 'external', 'parent', 'sibling', 'index']
+const defaultGroups = ['builtin', 'external', 'unknown', 'parent', 'sibling', 'index']
 
 // REPORTING AND FIXING
 
@@ -259,7 +259,7 @@ function isInVariableDeclarator(node) {
     (node.type === 'VariableDeclarator' || isInVariableDeclarator(node.parent))
 }
 
-const types = ['builtin', 'external', 'internal', 'parent', 'sibling', 'index']
+const types = ['builtin', 'external', 'internal', 'unknown', 'parent', 'sibling', 'index']
 
 // Creates an object with type-rank pairs.
 // Example: { index: 0, sibling: 1, parent: 1, external: 1, builtin: 2, internal: 2 }

tests/src/rules/order.js

@@ -164,6 +164,42 @@ ruleTester.run('order', rule, {
         var index = require('./');
       `,
     }),
+    // Using unknown import types (e.g. using an resolver alias via babel)
+    test({
+      code: `
+        import fs from 'fs';
+        import { Input } from '-/components/Input';
+        import { Button } from '-/components/Button';
+        import { add } from './helper';`,
+    }),
+    // Using unknown import types (e.g. using an resolver alias via babel) with
+    // a custom group list.
+    test({
+      code: `
+        import { Input } from '-/components/Input';
+        import { Button } from '-/components/Button';
+        import fs from 'fs';
+        import { add } from './helper';`,
+      options: [{
+        groups: [ 'unknown', 'builtin', 'external', 'parent', 'sibling', 'index' ],
+      }],
+    }),
+    // Using unknown import types (e.g. using an resolver alias via babel)
+    // Option: newlines-between: 'always'
+    test({
+      code: `
+        import fs from 'fs';
+
+        import { Input } from '-/components/Input';
+        import { Button } from '-/components/Button';
+
+        import { add } from './helper';`,
+      options: [
+        {
+          'newlines-between': 'always',
+        },
+      ],
+    }),
     // Option: newlines-between: 'always'
     test({
       code: `
@@ -885,6 +921,57 @@ ruleTester.run('order', rule, {
         message: '`fs` import should occur after import of `../foo/bar`',
       }],
     }),
+    // Default order using import with custom import alias
+    test({
+      code: `
+        import { Button } from '-/components/Button';
+        import { add } from './helper';
+        import fs from 'fs';
+      `,
+      output: `
+        import fs from 'fs';
+        import { Button } from '-/components/Button';
+        import { add } from './helper';
+      `,
+      errors: [
+        {
+          line: 4,
+          message: '`fs` import should occur before import of `-/components/Button`',
+        },
+      ],
+    }),
+    // Default order using import with custom import alias
+    test({
+      code: `
+        import fs from 'fs';
+        import { Button } from '-/components/Button';
+        import { LinkButton } from '-/components/Link';
+        import { add } from './helper';
+      `,
+      output: `
+        import fs from 'fs';
+
+        import { Button } from '-/components/Button';
+        import { LinkButton } from '-/components/Link';
+
+        import { add } from './helper';
+      `,
+      options: [
+        {
+          'newlines-between': 'always',
+        },
+      ],
+      errors: [
+        {
+          line: 2,
+          message: 'There should be at least one empty line between import groups',
+        },
+        {
+          line: 4,
+          message: 'There should be at least one empty line between import groups',
+        },
+      ],
+    }),
     // Option newlines-between: 'never' - should report unnecessary line between groups
     test({
       code: `