✨ add cli commands to manage init and update

CHANGELOG.md

@@ -1,10 +1,15 @@
 # Changelog
 
-<a name="vnext"></a>
-## next
+<a name="0.0.1"></a>
+## 0.0.1
 
 ### Added
 
+- :white_check_mark: add (bad) test for incremental writing ([60a0340](https://github.com/frinyvonnick/gitmoji-changelog/commit/60a034027315884f33b30d803e67faab049629f7))
+- :sparkles: order releases by reverse semver versions ([2df2bbf](https://github.com/frinyvonnick/gitmoji-changelog/commit/2df2bbffc5218a9eb1556be61a8a401f2cc74799))
+- :white_check_mark: add tests when no commits available ([90903c6](https://github.com/frinyvonnick/gitmoji-changelog/commit/90903c61233418aeb12515c11b7f269e85bc9afc))
+- :white_check_mark: fix tests ([80425f9](https://github.com/frinyvonnick/gitmoji-changelog/commit/80425f9009ab6ffc5e738cb6270f38189f34f28b))
+- :sparkles: add incremental markdown ([11b71e6](https://github.com/frinyvonnick/gitmoji-changelog/commit/11b71e686c563e3cbfdfbd4ad5d076c174c82c2a))
 - :sparkles: write incremental markdown ([2c148a6](https://github.com/frinyvonnick/gitmoji-changelog/commit/2c148a696eede21e2a35740bb25ac34db87e2371))
 - :sparkles: write process to generate incremental markdown file ([f86030c](https://github.com/frinyvonnick/gitmoji-changelog/commit/f86030c2b43f71d709eae9920be53dcfa91d34a4))
 - :sparkles: Add logger ([#21](https://github.com/frinyvonnick/gitmoji-changelog/issues/21)) ([93887ca](https://github.com/frinyvonnick/gitmoji-changelog/commit/93887ca1f2e59263a31b3b700507aa1e9853118c))

packages/gitmoji-changelog-cli/src/cli.js

@@ -1,10 +1,16 @@
+const fs = require('fs')
+
 const { generateChangelog, logger } = require('@gitmoji-changelog/core')
 const { buildMarkdownFile } = require('@gitmoji-changelog/markdown')
-const fs = require('fs')
 
-async function main({ format, mode, release } = {}) {
+const pkg = require('../package.json')
+
+async function main(options = {}) {
+  logger.start(`gitmoji-changelog v${pkg.version}`)
+  logger.info(`${options.mode} ${options.output}`)
+
   try {
-    const changelog = await generateChangelog({ mode, release })
+    const changelog = await generateChangelog(options)
 
     if (changelog.meta.package) {
       const { name, version } = changelog.meta.package
@@ -14,17 +20,14 @@ async function main({ format, mode, release } = {}) {
       logger.info(changelog.meta.repository.url)
     }
 
-    let output
-    switch (format) {
+    switch (options.format) {
       case 'json':
-        output = './CHANGELOG.json'
-        fs.writeFileSync(output, JSON.stringify(changelog))
+        fs.writeFileSync(options.ouptut, JSON.stringify(changelog))
         break
       default:
-        output = './CHANGELOG.md'
-        await buildMarkdownFile(changelog, { mode, output })
+        await buildMarkdownFile(changelog, options)
     }
-    logger.success(`changelog updated into ${output}`)
+    logger.success(`changelog updated into ${options.output}`)
   } catch (e) {
     logger.error(e)
   }

packages/gitmoji-changelog-cli/src/cli.spec.js

@@ -20,6 +20,7 @@ describe('cli', () => {
 jest.mock('@gitmoji-changelog/core', () => ({
   generateChangelog: jest.fn(),
   logger: {
+    start: jest.fn(),
     error: jest.fn(),
     success: jest.fn(),
     info: jest.fn(),

packages/gitmoji-changelog-cli/src/index.js

@@ -1,32 +1,63 @@
 #! /usr/bin/env node
-
+const fs = require('fs')
 const yargs = require('yargs')
-const { logger } = require('@gitmoji-changelog/core')
+const { noop } = require('lodash')
 
-const { version } = require('../package.json')
+const { homepage } = require('../package.json')
 const { main } = require('./cli')
 
-logger.start(`gitmoji-changelog v${version}`)
+function getOutputFile({ output, format }) {
+  if (output) {
+    return output
+  }
+  if (format === 'json') {
+    return './CHANGELOG.json'
+  }
+  return './CHANGELOG.md'
+}
 
-const args = yargs
-  .option('mode', {
-    alias: 'm',
-    default: 'init',
-    description: 'build from scratch or incremental changelog',
-    choices: ['init', 'incremental'],
+yargs
+  .usage('Usage: $0 <command> [options]')
+  .command('$0 [release]', 'Generate changelog', (command) => {
+    command.positional('release', {
+      desc: 'Next version (from-package, next)',
+      default: 'from-package',
+    })
+  }, (argv) => {
+    const output = getOutputFile(argv)
+    const existsOuput = fs.existsSync(output)
+    main({
+      ...argv,
+      mode: existsOuput ? 'update' : 'init',
+      output,
+    })
+  })
+  .command('init', 'Initialize changelog from tags', noop, (argv) => {
+    main({
+      ...argv,
+      mode: 'init',
+      output: getOutputFile(argv),
+    })
   })
-  .option('release', {
-    alias: 'r',
-    default: 'from-package',
-    description: 'next release version for the changelog from package.json or next release',
-    choices: ['from-package', 'next'],
+  .command('update [release]', 'Update changelog with a new version', (command) => {
+    command.positional('release', {
+      desc: 'Next version (from-package, next)',
+      default: 'from-package',
+    })
+  }, (argv) => {
+    main({
+      ...argv,
+      mode: 'update',
+      output: getOutputFile(argv),
+    })
   })
   .option('format', {
-    alias: 'f',
     default: 'markdown',
-    description: 'changelog output format',
-    choices: ['json', 'markdown'],
+    desc: 'changelog format (markdown, json)',
   })
+  .option('output', {
+    desc: 'output changelog file',
+  })
+  .help('help')
+  .epilog(`For more information visit: ${homepage}`)
   .parse()
-
-main(args)