Action semver validator

Author: eb-rubenespinosa

README.md

@@ -1,23 +1,29 @@
-# Hello world JavaScript action
+# Semver validation action
 
-This action prints "Hello World" or "Hello" + the name of a person to greet to the log. To learn how this action was built, see "[Creating a JavaScript action](https://help.github.com/en/articles/creating-a-javascript-action)" in the GitHub Help documentation.
+SEMVER validator
 
 ## Inputs
 
-### `who-to-greet`
+### `version`
 
-**Required** The name of the person to greet. Default `"World"`.
+**Required** Version to validate. Default `"0.0.0"`.
 
 ## Outputs
 
-### `time`
+### `is-valid`
 
-The time we greeted you.
+Return if version is valid.
 
 ## Example usage
 
 ```yaml
-uses: actions/hello-world-javascript-action@master
+uses: actions/semver-validation-action@master
 with:
-  who-to-greet: 'Mona the Octocat'
+  version: '0.7.9'
 ```
+
+```yaml
+uses: actions/semver-validation-action@master
+with:
+  version: '0.7.9-beta.1'
+```

action.yml

@@ -1,13 +1,13 @@
-name: 'Hello World'
-description: 'Greet someone and record the time'
+name: 'SEMVER validator'
+description: 'Validate SEMVER version'
 inputs:
-  who-to-greet:  # id of input
+  version:  # id of input
     description: 'Who to greet'
     required: true
-    default: 'World'
+    default: '0.0.0'
 outputs:
-  time: # id of output
-    description: 'The time we we greeted you'
+  is-valid: # id of output
+    description: 'Return if the input version is valid'
 runs:
   using: 'node12'
   main: 'index.js'

index.js

@@ -2,11 +2,16 @@ const core = require('@actions/core');
 const github = require('@actions/github');
 
 try {
-  // `who-to-greet` input defined in action metadata file
-  const nameToGreet = core.getInput('who-to-greet');
-  console.log(`Hello ${nameToGreet}!`);
-  const time = (new Date()).toTimeString();
-  core.setOutput("time", time);
+  // `version` input defined in action metadata file
+  const version = core.getInput('version');
+  console.log(`Checking version: ${version}!`);
+  
+  var isValid = false;
+  var re = new RegExp('[0-9]+\.[0-9]+\.[0-9]+(-(0|[1-9]\d*|(beta|alpha).*))?$');
+  if (re.exec(version) != null) {
+    isValid = true;
+  }
+  core.setOutput("is-valid", isValid);
   // Get the JSON webhook payload for the event that triggered the workflow
   const payload = JSON.stringify(github.context.payload, undefined, 2)
   console.log(`The event payload: ${payload}`);