add ja-nakaguro-or-halfwidth-space-between-katakana

packages/textlint-rule-ja-nakaguro-or-halfwidth-space-between-katakana/.babelrc

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+{
+    "presets": ["es2015"]
+}

packages/textlint-rule-ja-nakaguro-or-halfwidth-space-between-katakana/README.md

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+# textlint-rule-ja-nakaguro-or-halfwidth-space-between-katakana
+
+カタカナ語間の区切り文字についてのtextlintルール
+
+## Install
+
+Install with [npm](https://www.npmjs.com/):
+
+    npm install textlint-rule-ja-nakaguro-or-halfwidth-space-between-katakana
+
+## Usage
+
+Via `.textlintrc`(Recommended)
+
+```json
+{
+    "rules": {
+        "ja-nakaguro-or-halfwidth-space-between-katakana": true
+    }
+}
+```
+
+Via CLI
+
+```
+textlint --rule ja-nakaguro-or-halfwidth-space-between-katakana README.md
+```
+
+
+## Changelog
+
+See [Releases page](https://github.com/extlint-ja/textlint-rule-spacing/releases).
+
+## Running tests
+
+Install devDependencies and Run `npm test`:
+
+    npm i -d && npm test
+
+## Contributing
+
+Pull requests and stars are always welcome.
+
+For bugs and feature requests, [please create an issue](https://github.com/extlint-ja/textlint-rule-spacing/issues).
+
+1. Fork it!
+2. Create your feature branch: `git checkout -b my-new-feature`
+3. Commit your changes: `git commit -am 'Add some feature'`
+4. Push to the branch: `git push origin my-new-feature`
+5. Submit a pull request :D
+
+## Author
+
+- [github/azu](https://github.com/azu)
+- [twitter/azu_re](https://twitter.com/azu_re)
+
+## License
+
+MIT © azu

packages/textlint-rule-ja-nakaguro-or-halfwidth-space-between-katakana/package.json

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+{
+  "name": "textlint-rule-ja-nakaguro-or-halfwidth-space-between-katakana",
+  "version": "1.0.0",
+  "description": "カタカナ語間の区切り文字についてのtextlintルール",
+  "main": "lib/index.js",
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/textlint-ja/textlint-rule-spacing.git"
+  },
+  "author": "azu",
+  "email": "[email protected]",
+  "homepage": "https://github.com/extlint-ja/textlint-rule-spacing",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/extlint-ja/textlint-rule-spacing/issues"
+  },
+  "scripts": {
+    "build": "NODE_ENV=production babel src --out-dir lib --source-maps",
+    "watch": "babel src --out-dir lib --watch --source-maps",
+    "prepublish": "npm run --if-present build",
+    "test": "mocha"
+  },
+  "keywords": [
+    "textlint"
+  ],
+  "devDependencies": {
+    "babel-cli": "^6.0.0",
+    "babel-preset-es2015": "^6.0.0",
+    "textlint-tester": "^2.0.0",
+    "mocha": "^2.3.3"
+  },
+  "dependencies": {
+    "match-index": "^1.0.1",
+    "textlint-rule-helper": "^2.0.0"
+  }
+}

packages/textlint-rule-ja-nakaguro-or-halfwidth-space-between-katakana/src/index.js

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+// LICENSE : MIT
+"use strict";
+/*
+ カタカナ語間のスペースの有無
+ 中黒または半角スペースを用いてカタカナ語を区切ります。
+ */
+import {RuleHelper} from "textlint-rule-helper";
+import {matchCaptureGroupAll} from "match-index";
+export default function (context) {
+    const {Syntax, RuleError, report, getSource} = context;
+    const helper = new RuleHelper();
+    return {
+        [Syntax.Str](node){
+            if (helper.isChildNode(node, [Syntax.Link, Syntax.Image, Syntax.BlockQuote, Syntax.Emphasis])) {
+                return;
+            }
+            const text = getSource(node);
+            // カタカナ(カタカナ以外)カタカナ のパターンを取り出す
+            matchCaptureGroupAll(text, /[ァ-ヶー]([^[ァ-ヶー])[ァ-ヶー]/).forEach(match => {
+                // カタカナの間を全角スペースでは区切らない
+                const {text} = match;
+                if (text === "　") {
+                    report(node, new RuleError("カタカナ語間は中黒（・）または半角スペースを用いてカタカナ語を区切ります", {
+                        index: match.index
+                    }));
+                }
+            });
+
+        }
+    };
+}

packages/textlint-rule-ja-nakaguro-or-halfwidth-space-between-katakana/test/index-test.js

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+// LICENSE : MIT
+"use strict";
+import TextLintTester from "textlint-tester";
+import rule from "../src/index";
+var tester = new TextLintTester();
+tester.run("カタカナ語間のスペースの有無", rule, {
+    valid: [
+        "カタカナ・カタカナ",
+        "カタカナ カタカナ",
+        "カタカナ、カタカナ",// 例外としてしょうがない気がする
+        "あいう　えお",
+        "インターフェース ブラウザ"
+    ],
+    invalid: [
+        {
+            text: "カタカナ　カタカナ",
+            errors: [
+                {
+                    message: "カタカナ語間は中黒（・）または半角スペースを用いてカタカナ語を区切ります",
+                    column: 5
+                }
+            ]
+        }
+    ]
+});