feat: Make the releaseCount configurable

README.md

@@ -9,6 +9,7 @@ This action will bump version, tag commit and generate a changelog with conventi
 - **Optional** `preset`: Preset that is used from conventional commits. Default `angular`.
 - **Optional** `tag-prefix`: Prefix for the git tags. Default `v`.
 - **Optional** `output-file`: File to output the changelog to. Default `CHANGELOG.md`.
+- **Optional** `changelog-release-count`: FNumber of releases to preserve in changelog. Default `5`, use `0` to regenerate all.
 
 ## Example usage
 
@@ -21,4 +22,5 @@ This action will bump version, tag commit and generate a changelog with conventi
     preset: 'angular'
     tag-prefix: 'v'
     output-file: 'CHANGELOG.md'
+    changelog-release-count: 5
 ```

action.yml

@@ -32,3 +32,8 @@ inputs:
     description: 'File to output the changelog to'
     default: 'CHANGELOG.md'
     required: false
+
+  changelog-release-count:
+    description: 'Number of releases to preserve in changelog'
+    default: 5
+    required: false

src/helpers/generateChangelog.js

@@ -1,10 +1,10 @@
 const fs = require('fs')
 const conventionalChangelog = require('conventional-changelog')
 
-module.exports = (tagPrefix, preset, jsonPackage, fileName) => new Promise((resolve) => {
+module.exports = (tagPrefix, preset, jsonPackage, fileName, releaseCount) => new Promise((resolve) => {
   const changelogStream = conventionalChangelog({
       preset,
-      releaseCount: 5,
+      releaseCount,
     },
     {
       version: jsonPackage.version,

src/index.js

@@ -11,6 +11,7 @@ async function run() {
     const tagPrefix = core.getInput('tag-prefix')
     const preset = core.getInput('preset')
     const outputFile = core.getInput('output-file')
+    const releaseCount = core.getInput('changelog-release-count')
 
     core.info(`Using "${preset}" preset`)
 
@@ -33,7 +34,7 @@ async function run() {
         core.info(`New version: ${jsonPackage.version}`)
 
         // Generate the changelog
-        await generateChangelog(tagPrefix, preset, jsonPackage, outputFile)
+        await generateChangelog(tagPrefix, preset, jsonPackage, outputFile, releaseCount)
 
         core.info('Push all changes')