feat: build for release

README.ja.md

@@ -270,12 +270,41 @@ jobs:
 
 Result:
 ```shell
-Run echo '["yarn.lock"]' | jq .
+> Run echo '["yarn.lock"]' | jq .
 [
   "yarn.lock"
 ]
 ```
 
+### 相対パスを指定
+
+GitHub Actions は `uses` に `working-directory` を指定できないため、モノレポ構成などで個別に実行したい場合に対応できませんが、`RELATIVE` オプションを指定すると `git diff` の `--relative=<RELATIVE>` として使用されます。
+
+https://git-scm.com/docs/git-diff#Documentation/git-diff.txt---relativeltpathgt
+
+```yaml
+on: pull_request
+name: CI
+jobs:
+  dump:
+    name: Dump
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: technote-space/get-diff-action@v4
+        with:
+          PATTERNS: '*.ts'
+          RELATIVE: 'src/abc'
+      - run: echo ${{ env.GIT_DIFF }}
+```
+
+`src/abc/test1.ts`, `src/abc/test2.ts`, `src/abc/test3.txt`, `src/test4.ts` のファイルがある場合、結果は以下のようになります。
+
+```shell
+> Run echo 'test1.ts' 'test2.ts'
+test1.ts test2.ts
+```
+
 ## Author
 [GitHub (Technote)](https://github.com/technote-space)
 

README.md

@@ -276,6 +276,8 @@ Run echo '["yarn.lock"]' | jq .
 ]
 ```
 
+### 
+
 ## Author
 [GitHub (Technote)](https://github.com/technote-space)
 

build.json

@@ -1 +1 @@
-{"owner":"technote-space","repo":"get-diff-action","sha":"FETCH_HEAD","ref":"refs/heads/master","tagName":"test/v4.1.3","branch":"gh-actions","tags":["test/v4.1.3","test/v4.1","test/v4"],"updated_at":"2021-07-02T15:26:30.615Z"}
+{"owner":"technote-space","repo":"get-diff-action","sha":"FETCH_HEAD","ref":"refs/heads/master","tagName":"test/v4.1.3","branch":"gh-actions","tags":["test/v4.1.3","test/v4.1","test/v4"],"updated_at":"2021-07-02T17:07:36.607Z"}

lib/utils/command.js

@@ -13,7 +13,7 @@ var __importDefault = (this && this.__importDefault) || function (mod) {
 };
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.sumResults = exports.getMatchedFiles = exports.getDiffFiles = exports.getGitDiff = exports.getFileDiff = void 0;
-const path_1 = __importDefault(require("path"));
+const path_1 = require("path");
 const core_1 = require("@actions/core");
 const multimatch_1 = __importDefault(require("multimatch"));
 const github_action_helper_1 = require("@technote-space/github-action-helper");
@@ -30,11 +30,11 @@ const escapeWhenJsonFormat = () => github_action_helper_1.Utils.getBoolValue(get
 const getSeparator = () => getRawInput('SEPARATOR');
 const getPatterns = () => github_action_helper_1.Utils.getArrayInput('PATTERNS', undefined, '');
 const getFiles = () => github_action_helper_1.Utils.getArrayInput('FILES', undefined, '');
-const getWorkspace = () => github_action_helper_1.Utils.getBoolValue(core_1.getInput('ABSOLUTE')) ? (github_action_helper_1.Utils.getWorkspace() + '/') : '';
+const getWorkspace = (relative) => github_action_helper_1.Utils.getBoolValue(core_1.getInput('ABSOLUTE')) ? (path_1.join(github_action_helper_1.Utils.getWorkspace(), relative) + '/') : '';
 const getSummaryIncludeFilesFlag = () => github_action_helper_1.Utils.getBoolValue(core_1.getInput('SUMMARY_INCLUDE_FILES'));
-const isFilterIgnored = (item, files) => !!(files.length && files.includes(path_1.default.basename(item)));
+const isFilterIgnored = (item, files) => !!(files.length && files.includes(path_1.basename(item)));
 const isMatched = (item, patterns, options) => !patterns.length || !!multimatch_1.default(item, patterns, options).length;
-const toAbsolute = (item, workspace) => workspace + item;
+const toAbsolute = (item, workspace) => path_1.join(workspace, item);
 const getMatchOptions = () => ({
     nobrace: github_action_helper_1.Utils.getBoolValue(core_1.getInput('MINIMATCH_OPTION_NOBRACE')),
     noglobstar: github_action_helper_1.Utils.getBoolValue(core_1.getInput('MINIMATCH_OPTION_NOGLOBSTAR')),
@@ -91,11 +91,11 @@ const getGitDiff = (logger, context) => __awaiter(void 0, void 0, void 0, functi
     ], github_action_helper_1.Utils.uniqueArray(refs).map(ref => github_action_helper_1.Utils.getRefspec(ref, constant_1.REMOTE_NAME)));
     const dot = getDot();
     const files = getFiles();
-    const workspace = getWorkspace();
+    const relative = getRelativePath();
+    const workspace = getWorkspace(relative);
     const patterns = getPatterns();
     const options = getMatchOptions();
     const filter = getFilter();
-    const relative = getRelativePath();
     return (yield github_action_helper_1.Utils.split((yield command.execAsync({
         command: 'git diff',
         args: [