Merge pull request #7 from technote-space/release/next-v2.1.1

release: v2.1.2

Author: technote-space

__tests__/transform-not-transformed.test.ts

@@ -12,14 +12,6 @@ describe('transform', () => {
     expect(headers.reason).toBe('update only');
   });
 
-  it('no headers', () => {
-    const content = readFileSync(resolve(__dirname, 'fixtures/readme-no-headers.md'), 'utf8');
-    const headers = transform(content);
-
-    expect(headers.transformed).toBe(false);
-    expect(headers.reason).toBe('no headers');
-  });
-
   it('not updated', () => {
     const content = readFileSync(resolve(__dirname, 'fixtures/readme-not-updated.md'), 'utf8');
     const headers = transform(content);

__tests__/transform-weird-headers.test.ts

@@ -43,4 +43,16 @@ describe('transform', () => {
     expect(headers.transformed).toBe(false);
     expect(headers.reason).toBe('not updated');
   });
+
+  it('should remove toc if no headers', () => {
+    const content = readFileSync(resolve(__dirname, 'fixtures/readme-no-headers.md'), 'utf8');
+    const headers = transform(content);
+
+    expect(headers.transformed).toBe(true);
+    expect(headers.toc.split('\n')).toEqual(
+      ['',
+        '',
+        ''],
+    );
+  });
 });

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@technote-space/doctoc",
-  "version": "2.1.1",
+  "version": "2.1.2",
   "description": "Generates TOC for markdown files of local git repo.",
   "keywords": [
     "github",

src/lib/transform.ts

@@ -152,27 +152,18 @@ export const transform = (
     };
   }
 
-  const inferredTitle  = determineTitle(title, isNotitle, isFolding, lines, info);
-  const titleSeparator = inferredTitle ? '\n\n' : '\n';
   // eslint-disable-next-line no-magic-numbers
-  const currentToc     = info.hasStart && lines.slice(info.startIdx, info.endIdx + 1).join('\n');
-  const linesToToc     = getLinesToToc(lines, currentToc, info, processAll);
-  const headers        = getMarkdownHeaders(linesToToc, maxHeaderLevel).concat(getHtmlHeaders(linesToToc, maxHeaderLevelHtml));
+  const currentToc = info.hasStart && lines.slice(info.startIdx, info.endIdx + 1).join('\n');
+  const linesToToc = getLinesToToc(lines, currentToc, info, processAll);
+  const headers    = getMarkdownHeaders(linesToToc, maxHeaderLevel).concat(getHtmlHeaders(linesToToc, maxHeaderLevelHtml));
   headers.sort((header1, header2) => header1.line - header2.line);
 
   const allHeaders    = countHeaders(headers, mode, moduleName);
   const lowestRank    = Math.min(...allHeaders.map(header => header.rank));
   const linkedHeaders = allHeaders.map(header => addAnchor(mode, moduleName, header));
 
-  if (!linkedHeaders.length) {
-    return {
-      transformed: false,
-      data: '',
-      toc: '',
-      wrappedToc: '',
-      reason: 'no headers',
-    };
-  }
+  const inferredTitle  = linkedHeaders.length ? determineTitle(title, isNotitle, isFolding, lines, info) : '';
+  const titleSeparator = inferredTitle ? '\n\n' : '\n';
 
   // 4 spaces required for proper indention on Bitbucket and GitLab
   const indentation = (mode === 'bitbucket.org' || mode === 'gitlab.com') ? '    ' : '  ';