feat: allows configuration of standard-version and submodules using p…

…ackage.json or a provided --config file

see #169, #154

index.js

@@ -7,6 +7,23 @@ const changelog = require('./lib/lifecycles/changelog')
 const commit = require('./lib/lifecycles/commit')
 const tag = require('./lib/lifecycles/tag')
 
+// allows configuration of `standard-version` and submodules via `standard-version`
+// key in `package.json` or a provided `--config` file.
+function getConfigurationFromArguments (argv) {
+  const hasConfigArg = Boolean(argv.config)
+  const configurationPath = path.resolve(process.cwd(), hasConfigArg ? argv.config : 'package.json')
+  const config = require(configurationPath)
+  if (typeof config === 'function') {
+    // if the export of the configuraiton is a function, we expect the
+    // result to be our configuration object.
+    return config()
+  }
+  if (typeof config === 'object') {
+    return !hasConfigArg || config.hasOwnProperty('standard-version') ? (config['standard-version'] || {}) : config
+  }
+  return {}
+}
+
 module.exports = function standardVersion (argv) {
   let pkg
   bump.pkgFiles.forEach((filename) => {
@@ -18,8 +35,12 @@ module.exports = function standardVersion (argv) {
   })
   let newVersion
   let defaults = require('./defaults')
-  let args = Object.assign({}, defaults, argv)
-
+  const packageConfiguration = getConfigurationFromArguments(argv)
+  // the `modules` key is reserved for submodule configurations.
+  const moduleConfigurations = packageConfiguration.modules || {}
+  // module specific configurations are *not* passed as part of `standard-version`s arguments.
+  delete packageConfiguration.modules
+  const args = Object.assign({}, defaults, argv, packageConfiguration)
   return Promise.resolve()
     .then(() => {
       if (!pkg && args.gitTagFallback) {
@@ -34,7 +55,11 @@ module.exports = function standardVersion (argv) {
       newVersion = version
     })
     .then(() => {
-      return bump(args, newVersion)
+      return bump(
+        args,
+        newVersion,
+        moduleConfigurations['conventional-recommended-bump']
+      )
     })
     .then((_newVersion) => {
       // if bump runs, it calculaes the new version that we

lib/lifecycles/bump.js

@@ -11,15 +11,16 @@ const runLifecycleScript = require('../run-lifecycle-script')
 const semver = require('semver')
 const writeFile = require('../write-file')
 
-var configsToUpdate = {}
+let configsToUpdate = {}
+let moduleConfiguration = {}
 
-function Bump (args, version) {
+function Bump (args, version, configuration) {
   // reset the cache of updated config files each
   // time we perform the version bump step.
   configsToUpdate = {}
-
+  moduleConfiguration = configuration || {}
   if (args.skip.bump) return Promise.resolve()
-  var newVersion = version
+  let newVersion = version
   return runLifecycleScript(args, 'prerelease')
     .then(runLifecycleScript.bind(this, args, 'prebump'))
     .then((stdout) => {
@@ -28,7 +29,7 @@ function Bump (args, version) {
     })
     .then((release) => {
       if (!args.firstRelease) {
-        var releaseType = getReleaseType(args.prerelease, release.releaseType, version)
+        let releaseType = getReleaseType(args.prerelease, release.releaseType, version)
         newVersion = semver.valid(releaseType) || semver.inc(version, releaseType, args.prerelease)
         updateConfigs(args, newVersion)
       } else {
@@ -132,12 +133,14 @@ function bumpVersion (releaseAs, callback) {
         releaseType: releaseAs
       })
     } else {
-      conventionalRecommendedBump({
-        preset: 'angular'
-      }, function (err, release) {
-        if (err) return reject(err)
-        else return resolve(release)
-      })
+      conventionalRecommendedBump(
+        Object.assign({
+          preset: 'angular'
+        }, moduleConfiguration),
+        function (err, release) {
+          if (err) return reject(err)
+          else return resolve(release)
+        })
     }
   })
 }