improve consistency for relase related scripts

Author: RobinMalfait

.github/workflows/release.yml

@@ -47,10 +47,10 @@ jobs:
 
       - name: Calculate environment variables
         run: |
-          echo "TAG_NAME=$(npm run calculate-tag-name --silent)" >> $GITHUB_ENV
+          echo "RELEASE_CHANNEL=$(npm run release-channel --silent)" >> $GITHUB_ENV
 
       - name: Publish
-        run: npm publish --tag ${{ env.TAG_NAME }}
+        run: npm publish --tag ${{ env.RELEASE_CHANNEL }}
         env:
           CI: true
           NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}

package.json

@@ -15,6 +15,7 @@
     "dev": "npm run swcify -- --watch",
     "postbuild": "tsc --emitDeclarationOnly",
     "prepublishOnly": "npm run build",
+    "release-channel": "node ./scripts/release-channel.js",
     "release-notes": "node ./scripts/release-notes.js"
   },
   "prettier": {

scripts/release-channel.js

@@ -0,0 +1,18 @@
+// Given a version, figure out what the release channel is so that we can publish to the correct
+// channel on npm.
+//
+// E.g.:
+//
+//   1.2.3                  -> latest (default)
+//   0.0.0-insiders.ffaa88  -> insiders
+//   4.1.0-alpha.4          -> alpha
+
+let version =
+  process.argv[2] || process.env.npm_package_version || require('../package.json').version
+
+let match = /\d+\.\d+\.\d+-(.*)\.\d+/g.exec(version)
+if (match) {
+  console.log(match[1])
+} else {
+  console.log('latest')
+}

scripts/release-notes.js

@@ -1,7 +1,12 @@
+// Given a version, figure out what the release notes are so that we can use this to pre-fill the
+// relase notes on a GitHub release for the current version.
+
 let path = require('path')
 let fs = require('fs')
 
-let version = process.argv[2] || require('../package.json').version
+let version =
+  process.argv[2] || process.env.npm_package_version || require('../package.json').version
+
 let changelog = fs.readFileSync(path.resolve(__dirname, '..', 'CHANGELOG.md'), 'utf8')
 let match = new RegExp(
   `## \\[${version}\\] - (.*)\\n\\n([\\s\\S]*?)\\n(?:(?:##\\s)|(?:\\[))`,