Support commits with no message

Fixes #27
cookpete · Jan 30, 2018 · d0470fb · d0470fb
1 parent d516a91
commit d0470fb
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diff --git a/src/commits.js b/src/commits.js
@@ -80,6 +80,9 @@ function getTag (refs, options) {
 }
 
 function getSubject (message) {
+  if (!message) {
+    return '_No commit message_'
+  }
   return message.match(/[^\n]+/)[0]
 }
 

diff --git a/test/commits.js b/test/commits.js
@@ -16,6 +16,7 @@ import {
 const parseCommits = __get__('parseCommits')
 const getFixes = __get__('getFixes')
 const getMerge = __get__('getMerge')
+const getSubject = __get__('getSubject')
 
 const options = {
   tagPrefix: ''
@@ -234,3 +235,13 @@ describe('getMerge', () => {
     })
   })
 })
+
+describe('getSubject', () => {
+  it('returns commit subject', () => {
+    const message = 'Commit message\n\nCloses ABC-1234'
+    expect(getSubject(message)).to.equal('Commit message')
+  })
+  it('returns no commit message', () => {
+    expect(getSubject('')).to.equal('_No commit message_')
+  })
+})