fix: init version should not be incresed (#15)

Author: grumpy-programmer

README.md

@@ -236,7 +236,7 @@ successful completion of all steps and detection of a new version (`post`).
 
 | input        | type             | default | description                                                             |
 |--------------|------------------|---------|-------------------------------------------------------------------------|
-| init-version | string           | 0.0.0   | initial version of the project                                          |
+| init-version | string           | 0.1.0   | initial version of the project                                          |
 | tag-prefix   | string           | v       | tag prefix, useful for versioning multiple components in one repository |
 | assets       | multiline string |         | list of files to be upload as assets                                    |
 

action.yml

@@ -6,9 +6,9 @@ branding:
   color: purple
 inputs:
   init-version:
-    description: 'The init version of project default: 0.0.0'
+    description: 'The init version of project default: 0.1.0'
     required: false
-    default: '0.0.0'
+    default: '0.1.0'
   tag-prefix:
     description: 'The prefix of version tag, default: v'
     required: false

src/main.ts

@@ -10,7 +10,7 @@ const FEATURE_REGEX = new RegExp(/^feat(|\(.+\)): /);
 const github = GithubService.create();
 
 async function main() {
-  const initVersion = core.getInput('init-version') || '0.0.0';
+  const initVersion = core.getInput('init-version') || '0.1.0';
   const tagPrefix = core.getInput('tag-prefix') || 'v';
 
   core.debug(`main: input initVersion: ${initVersion}`);
@@ -121,6 +121,10 @@ function createChangelog(messages: string[]): string[] {
 }
 
 function increaseVersionByMessages(version: Version, messages: string[]): Version {
+  if (version.isIncreased()) {
+    return version;
+  }
+
   if (messages.findIndex(breakingChangeTest) >= 0) {
     return version.increaseMajor();
   }

src/version.ts

@@ -9,9 +9,9 @@ export class Version {
     this.increased = increased;
   }
 
-  public static parse(version?: string, initVersion: string = '0.0.0', prefix: string = 'v') {
+  public static parse(version?: string, initVersion: string = '0.1.0', prefix: string = 'v') {
     if (version === undefined) {
-      return new Version(new SemVer(initVersion));
+      return new Version(new SemVer(initVersion), true);
     }
 
     const versionWithoutPrefix = version.replace(prefix, '');
@@ -57,6 +57,11 @@ export class Version {
   }
 
   private increase(type: 'major' | 'minor' | 'patch'): Version {
+    // prevent double version increase
+    if (this.increased) {
+      return this;
+    }
+
     const version = new SemVer(this.version.raw);
     version.inc(type);