ci: set custom mcraft aliases for PRs! (#99)

.github/workflows/next-deploy.yml

@@ -31,11 +31,6 @@ jobs:
         with:
           run: vercel deploy --prebuilt --token=${{ secrets.VERCEL_TOKEN }}
         id: deploy
-      - name: Get deployment alias
-        run: node scripts/githubActions.mjs getAlias
-      - run: echo $OUTPUT
-        env:
-          OUTPUT: ${{ steps.repos.outputs.alias }}
       - name: Set deployment alias
         run: vercel alias set ${{ steps.deploy.outputs.stdout }} ${{ secrets.TEST_PREVIEW_DOMAIN }} --token=${{ secrets.VERCEL_TOKEN }} --scope=zaro
       # - uses: mshick/add-pr-comment@v2

.github/workflows/preview.yml

@@ -2,6 +2,7 @@ name: Vercel Deploy Preview
 env:
   VERCEL_ORG_ID: ${{ secrets.VERCEL_ORG_ID }}
   VERCEL_PROJECT_ID: ${{ secrets.VERCEL_PROJECT_ID }}
+  ALIASES: ${{ vars.ALIASES }}
 on:
   issue_comment:
     types: [created]
@@ -48,3 +49,9 @@ jobs:
             Deployed to Vercel Preview: ${{ steps.deploy.outputs.stdout }}
             [Playground](${{ steps.deploy.outputs.stdout }}/playground.html)
             [Storybook](${{ steps.deploy.outputs.stdout }}/storybook/)
+      - name: Get deployment alias
+        run: node scripts/githubActions.mjs getAlias
+        id: alias
+      - name: Set deployment alias
+        if: ${{ steps.alias.outputs.alias != '' }}
+        run: vercel alias set ${{ steps.deploy.outputs.stdout }} ${{ steps.alias.outputs.alias }} --token=${{ secrets.VERCEL_TOKEN }} --scope=zaro

scripts/githubActions.mjs

@@ -1,20 +1,29 @@
+//@ts-check
+import fs from 'fs'
+import os from 'os'
+
 const fns = {
   async getAlias () {
     const aliasesRaw = process.env.ALIASES
     if (!aliasesRaw) throw new Error('No aliases found')
-    const aliases = aliasesRaw.split('\n').map((x) => x.search('='))
+    const aliases = aliasesRaw.split('\n').map((x) => x.split('='))
     const githubActionsPull = process.env.GITHUB_REF.match(/refs\/pull\/(\d+)\/merge/)
     if (!githubActionsPull) throw new Error(`Not a pull request, got ${process.env.GITHUB_REF}`)
     const prNumber = githubActionsPull[1]
     const alias = aliases.find((x) => x[0] === prNumber)
     if (alias) {
-      console.log('Found alias', alias[1])
       // set github output
-      console.log(`::set-output name=alias::${alias[1]}`)
+      setOutput('alias', alias[1])
     }
   }
 }
 
+function setOutput(key, value) {
+  // Temporary hack until core actions library catches up with github new recommendations
+  const output = process.env['GITHUB_OUTPUT']
+  fs.appendFileSync(output, `${key}=${value}${os.EOL}`)
+}
+
 const fn = fns[process.argv[2]]
 if (fn) {
   fn()