chore: add separate script for creating new versions (#222)

package.json

@@ -10,7 +10,7 @@
     "generate:assets": "npm run build",
     "prepublishOnly": "npm run build",
     "bundle": "cd tools/bundler && npm i && npm run bundle",
-    "startNewVersion": "newVersion=$npm_config_new_version && latestVersion=$(ls -d ./definitions/* | sort -V -r | head -1 | xargs -n 1 basename) && [ -d ./definitions/${newVersion} ] && echo Directory ./definitions/$newVersion already exist and cannot be overwritten. Please create a different version. || (cp -R ./definitions/$latestVersion ./definitions/$newVersion && find ./definitions/$newVersion -name '*.json' -exec sed -i '' \"s+definitions/$latestVersion+definitions/$newVersion+g\" {} +)",
+    "startNewVersion": "newVersion=$npm_config_new_version node scripts/add-new-version.js",
     "lint": "echo 'No linter integrated yet'",
     "bump:version": "npm --no-git-tag-version --allow-same-version version $VERSION"
   },

scripts/add-new-version.js

@@ -0,0 +1,51 @@
+/**
+ * This script adds a new version of the spec, by copying the latest one as baseline.
+ */
+const exec = require('child_process').exec;
+const fs = require('fs');
+const inputNewVersion = process.env.newVersion;
+//Regex taken from https://semver.org/#is-there-a-suggested-regular-expression-regex-to-check-a-semver-string
+const versionRegex = /^(0|[1-9]\d*)\.(0|[1-9]\d*)\.(0|[1-9]\d*)(?:-((?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*)(?:\.(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*))*))?(?:\+([0-9a-zA-Z-]+(?:\.[0-9a-zA-Z-]+)*))?$/g; //NOSONAR
+
+/**
+ * Promise based function to execute commands 
+ * 
+ * @param {string} command to execute 
+ * @returns 
+ */
+function execute(command) {
+  return new Promise((resolve, reject) => {
+    exec(command, function (error, stdout, stderr) { //NOSONAR
+      if (!error) resolve(stdout);
+      console.error(stderr);
+      reject(error);
+    });
+  });
+}
+
+async function addNewVersion(newVersion) {
+  const newVersionDir = `./definitions/${newVersion}`;
+
+  try {
+    fs.accessSync(newVersionDir);
+    console.error(`Directory ${newVersionDir} already exist and cannot be overwritten. Please create a different version.`)
+    return process.exit(1);
+  } catch (err) { }
+
+  //Use the newest version as baseline for the new one
+  const latestVersion = (await execute('ls -d ./definitions/* | sort -V -r | head -1 | xargs -n 1 basename')).trim();
+  await execute(`cp -R ./definitions/${latestVersion} ${newVersionDir}`);
+
+  // Replace old version numbers with new
+  await execute(`find ${newVersionDir} -name '*.json' -exec sed -i '' \"s+${latestVersion}+${newVersion}+g\" {} +`);
+
+  console.log(`New version added to ${newVersionDir}`)
+}
+
+const versionMatch = inputNewVersion.match(versionRegex);
+if (!versionMatch) {
+  console.error(`The new version ${inputNewVersion} must use semver versioning. `)
+  process.exit(1);
+} else {
+  addNewVersion(inputNewVersion);
+}