feat: getTimestamp, add timestamp (#112)

feat: getTimestamp, add timestamp

README.md

@@ -30,6 +30,7 @@ commitInfo(folder)
     // email
     // author
     // sha
+    // timestamp (in seconds since epoch)
     // remote
   })
 ```
@@ -52,6 +53,7 @@ message: COMMIT_INFO_MESSAGE
 email: COMMIT_INFO_EMAIL
 author: COMMIT_INFO_AUTHOR
 sha: COMMIT_INFO_SHA
+timestamp: COMMIT_INFO_TIMESTAMP
 remote: COMMIT_INFO_REMOTE
 ```
 
@@ -71,7 +73,7 @@ See [docker-example](docker-example) for a full example.
 ## Individual methods
 
 In addition to `commitInfo` this module also exposes individual promise-returning
-methods `getBranch`, `getMessage`, `getEmail`, `getAuthor`, `getSha`, `getRemoteOrigin`. These methods do NOT use fallback environment variables.
+methods `getBranch`, `getMessage`, `getEmail`, `getAuthor`, `getSha`, `getTimestamp`, `getRemoteOrigin`. These methods do NOT use fallback environment variables.
 
 For example
 

__snapshots__/commit-info-spec.js

@@ -1,4 +1,4 @@
-exports['commit-info combination with environment variables has certain api 1'] = [
+exports['commit-info no environment variables has certain api 1'] = [
   "commitInfo",
   "getBranch",
   "getMessage",
@@ -7,19 +7,31 @@ exports['commit-info combination with environment variables has certain api 1']
   "getSha",
   "getRemoteOrigin",
   "getSubject",
+  "getTimestamp",
   "getBody"
 ]
 
-exports['commit-info combination with environment variables returns information 1'] = {
+exports['commit-info no environment variables returns information 1'] = {
   "branch": "test-branch",
-  "message": "some git message",
-  "email": "user@company.com",
+  "message": "important commit",
+  "email": "me@foo.com",
   "author": "John Doe",
   "sha": "abc123",
-  "remote": "git@github.com/repo"
+  "remote": "git@github.com/repo",
+  "timestamp": "123"
 }
 
-exports['commit-info no environment variables has certain api 1'] = [
+exports['commit-info no environment variables returns nulls for missing fields 1'] = {
+  "branch": "test-branch",
+  "message": null,
+  "email": "me@foo.com",
+  "author": null,
+  "sha": "abc123",
+  "remote": null,
+  "timestamp": "123"
+}
+
+exports['commit-info combination with environment variables has certain api 1'] = [
   "commitInfo",
   "getBranch",
   "getMessage",
@@ -28,23 +40,16 @@ exports['commit-info no environment variables has certain api 1'] = [
   "getSha",
   "getRemoteOrigin",
   "getSubject",
+  "getTimestamp",
   "getBody"
 ]
 
-exports['commit-info no environment variables returns information 1'] = {
+exports['commit-info combination with environment variables returns information 1'] = {
   "branch": "test-branch",
-  "message": "important commit",
-  "email": "me@foo.com",
+  "message": "some git message",
+  "email": "user@company.com",
   "author": "John Doe",
   "sha": "abc123",
-  "remote": "git@github.com/repo"
-}
-
-exports['commit-info no environment variables returns nulls for missing fields 1'] = {
-  "branch": "test-branch",
-  "message": null,
-  "email": "me@foo.com",
-  "author": null,
-  "sha": "abc123",
-  "remote": null
+  "remote": "git@github.com/repo",
+  "timestamp": "123"
 }

__snapshots__/git-api-spec.js

@@ -1,12 +1,13 @@
+exports['git-api subject and body gets subject and body 1'] = {
+  "subject": "commit does this",
+  "body": "more details"
+}
+
 exports['git-api getting commit info works 1'] = {
   "message": "important commit",
   "email": "me@foo.com",
   "author": "John Doe",
   "sha": "abc123",
-  "remote": "git@github.com/repo"
-}
-
-exports['git-api subject and body gets subject and body 1'] = {
-  "subject": "commit does this",
-  "body": "more details"
+  "remote": "git@github.com/repo",
+  "timestamp": "123"
 }

src/commit-info-spec.js

@@ -73,6 +73,7 @@ describe('commit-info', () => {
       stubSpawnShellOnce(gitCommands.email, 0, 'me@foo.com', '')
       stubSpawnShellOnce(gitCommands.author, 0, 'John Doe', '')
       stubSpawnShellOnce(gitCommands.sha, 0, 'abc123', '')
+      stubSpawnShellOnce(gitCommands.timestamp, 0, '123', '')
       stubSpawnShellOnce(
         gitCommands.remoteOriginUrl,
         0,
@@ -89,6 +90,7 @@ describe('commit-info', () => {
       stubSpawnShellOnce(gitCommands.author, 1, '', 'missing author')
       stubSpawnShellOnce(gitCommands.sha, 0, 'abc123', '')
       stubSpawnShellOnce(gitCommands.remoteOriginUrl, 1, '', 'no remote origin')
+      stubSpawnShellOnce(gitCommands.timestamp, 0, '123', '')
       return commitInfo()
         .tap(info => {
           la(info.message === null, 'message should be null', info)
@@ -137,6 +139,7 @@ describe('commit-info', () => {
       stubSpawnShellOnce(gitCommands.email, 1, '', 'could not get Git email')
       stubSpawnShellOnce(gitCommands.author, 0, 'John Doe', '')
       stubSpawnShellOnce(gitCommands.sha, 0, 'abc123', '')
+      stubSpawnShellOnce(gitCommands.timestamp, 0, '123', '')
       stubSpawnShellOnce(
         gitCommands.remoteOriginUrl,
         0,

src/git-api-spec.js

@@ -85,14 +85,16 @@ describe('git-api', () => {
       getEmail,
       getAuthor,
       getSha,
-      getRemoteOrigin
+      getRemoteOrigin,
+      getTimestamp
     } = require('./git-api')
 
     it('works', () => {
       stubSpawnShellOnce(gitCommands.message, 0, 'important commit', '')
       stubSpawnShellOnce(gitCommands.email, 0, 'me@foo.com', '')
       stubSpawnShellOnce(gitCommands.author, 0, 'John Doe', '')
       stubSpawnShellOnce(gitCommands.sha, 0, 'abc123', '')
+      stubSpawnShellOnce(gitCommands.timestamp, 0, '123', '')
       stubSpawnShellOnce(
         gitCommands.remoteOriginUrl,
         0,
@@ -105,7 +107,8 @@ describe('git-api', () => {
         email: getEmail(),
         author: getAuthor(),
         sha: getSha(),
-        remote: getRemoteOrigin()
+        remote: getRemoteOrigin(),
+        timestamp: getTimestamp()
       }).then(snapshot)
     })
   })

src/git-api.js

@@ -14,6 +14,7 @@ const gitCommands = {
   email: 'git show -s --pretty=%ae',
   author: 'git show -s --pretty=%an',
   sha: 'git show -s --pretty=%H',
+  timestamp: 'git show -s --pretty=%ct',
   remoteOriginUrl: 'git config --get remote.origin.url'
 }
 
@@ -75,6 +76,8 @@ const getAuthor = runGitCommand.bind(null, gitCommands.author)
 
 const getSha = runGitCommand.bind(null, gitCommands.sha)
 
+const getTimestamp = runGitCommand.bind(null, gitCommands.timestamp)
+
 const getRemoteOrigin = runGitCommand.bind(null, gitCommands.remoteOriginUrl)
 
 module.exports = {
@@ -86,6 +89,7 @@ module.exports = {
   getEmail,
   getAuthor,
   getSha,
+  getTimestamp,
   getRemoteOrigin,
   gitCommands
 }

src/index.js

@@ -8,6 +8,7 @@ const {
   getEmail,
   getAuthor,
   getSha,
+  getTimestamp,
   getRemoteOrigin
 } = require('./git-api')
 const { getBranch, getCommitInfoFromEnvironment } = require('./utils')
@@ -24,6 +25,7 @@ function commitInfo (folder) {
     email: getEmail(folder),
     author: getAuthor(folder),
     sha: getSha(folder),
+    timestamp: getTimestamp(folder),
     remote: getRemoteOrigin(folder)
   }).then(info => {
     const envVariables = getCommitInfoFromEnvironment()
@@ -42,5 +44,6 @@ module.exports = {
   getSha,
   getRemoteOrigin,
   getSubject,
+  getTimestamp,
   getBody
 }

src/utils.js

@@ -37,6 +37,7 @@ function getCommitInfoFromEnvironment (env = process.env) {
     email: getValue('COMMIT_INFO_EMAIL')(env),
     author: getValue('COMMIT_INFO_AUTHOR')(env),
     sha: getValue('COMMIT_INFO_SHA')(env),
+    timestamp: getValue('COMMIT_INFO_TIMESTAMP')(env),
     remote: getValue('COMMIT_INFO_REMOTE')(env)
   }
 }
@@ -45,7 +46,7 @@ function getCommitInfoFromEnvironment (env = process.env) {
  * Returns list of Git properties that this module searches for
  */
 function getFields () {
-  return ['branch', 'message', 'email', 'author', 'sha', 'remote']
+  return ['branch', 'message', 'email', 'author', 'sha', 'remote', 'timestamp']
 }
 
 module.exports = {