Use node20 and build with ncc (#11)

Author: Bhacaz

.gitignore

@@ -1 +1,2 @@
 docs
+node_modules

__tests__/utils/file.test.js

@@ -0,0 +1,39 @@
+const fs = require('fs');
+const path = require('path');
+const filesStructure = require('../../utils/files');
+
+jest.mock('fs');
+jest.mock('path');
+
+describe('filesStructure', () => {
+  it('returns structure of markdown files in directory and only select .md files', () => {
+    // file1.md
+    // file2.md
+    // subdir/
+    //   file3.md
+    //   image.png
+    // subdir_only_image/
+    //   image2.png
+    const mockFiles = ['file1.md', 'file2.md', 'subdir/file3.md', 'subdir/image.png', 'subdir_only_image/image2.png'];
+    fs.statSync.mockImplementation((file) => {
+      return { isDirectory: () => !file.includes('.') };
+    });
+
+    fs.readdirSync.mockReturnValue(mockFiles);
+    path.join.mockImplementation((...args) => args.join('/'));
+
+    const result = filesStructure('root');
+
+    expect(result).toEqual([['file1.md'], ['file2.md'], ['subdir', 'file3.md']]);
+  });
+
+  it('returns empty array when directory is empty', () => {
+    fs.statSync.mockReturnValue({ isDirectory: () => true });
+    fs.readdirSync.mockReturnValue([]);
+    path.join.mockImplementation((...args) => args.join('/'));
+
+    const result = filesStructure('root');
+
+    expect(result).toEqual([]);
+  });
+});

__tests__/utils/markdownToHtml.test.js

@@ -0,0 +1,45 @@
+const fs = require('fs');
+const Marked = require('marked');
+const markdownForFile = require('../../utils/markdownToHtml');
+
+jest.mock('fs');
+jest.mock('marked');
+
+describe('markdownForFile', () => {
+  it('reads file and parses markdown when file exists', (done) => {
+    const mockData = '# Hello World';
+    const mockHtml = '<h1 id="hello-world">Hello World</h1>\n';
+    fs.readFile.mockImplementationOnce((path, options, cb) => cb(null, mockData));
+    Marked.parse.mockImplementationOnce((data, cb) => cb(null, mockHtml));
+
+    markdownForFile('path/to/file', (err, data) => {
+      expect(err).toBeNull();
+      expect(data).toBe(mockHtml);
+      done();
+    });
+  });
+
+  it('returns error when file does not exist', (done) => {
+    const mockError = new Error('File not found');
+    fs.readFile.mockImplementationOnce((path, options, cb) => cb(mockError));
+
+    markdownForFile('path/to/nonexistent/file', (err, data) => {
+      expect(err).toEqual(mockError);
+      expect(data).toBeUndefined();
+      done();
+    });
+  });
+
+  it('returns error when markdown parsing fails', (done) => {
+    const mockData = '# Hello World';
+    const mockError = new Error('Markdown parsing error');
+    fs.readFile.mockImplementationOnce((path, options, cb) => cb(null, mockData));
+    Marked.parse.mockImplementationOnce((data, cb) => cb(mockError));
+
+    markdownForFile('path/to/file', (err, data) => {
+      expect(err).toEqual(mockError);
+      expect(data).toBeUndefined();
+      done();
+    });
+  });
+});

action.yml

@@ -24,5 +24,5 @@ inputs:
     description: "Page id under which the documentation will be published"
     required: true
 runs:
-  using: "node16"
-  main: "index.js"
+  using: "node20"
+  main: "dist/index.js"