debug options for validation

src/utils.js

@@ -17,7 +17,16 @@ const exec = async (command, opts) => {
 
 const setupCml = async opts => {
   const { version, sudo = true } = opts;
+  const overrideRegex = /^git(?:\+(?:ssh|https))?:\/\//;
+  const versionUrl = overrideRegex.test(version);
   let sudoPath = '';
+
+  if (versionUrl) {
+    console.log(
+      'A custom git install has been provided for version, CML may contain undocumented/unsupported changes'
+    );
+  }
+
   if (sudo) {
     try {
       sudoPath = await exec('which sudo');
@@ -28,19 +37,38 @@ const setupCml = async opts => {
   }
 
   await exec(`${sudoPath} npm config set user 0`);
-
   console.log('Uninstalling previous CML');
   await exec(
-    `${sudoPath} npm uninstall -g canvas vega vega-cli vega-lite @dvcorg/cml`
+    `${sudoPath} npm uninstall -g canvas vega vega-cli vega-lite @dvcorg/cml ${
+      versionUrl ? version : ''
+    }`
   );
 
   console.log(`Installing CML version ${version}`);
   await exec('npm config set user 0');
   await exec(
-    `${sudoPath} npm install -g canvas@2 vega@5 vega-cli@5 vega-lite@4 @dvcorg/cml${
-      version !== 'latest' ? `@${version}` : ''
+    `${sudoPath} npm install -g canvas@2 vega@5 vega-cli@5 vega-lite@4 ${
+      versionUrl
+        ? version
+        : `@dvcorg/cml${version !== 'latest' ? `@${version}` : ''}`
     }`
   );
+
+  let installedVersion = '';
+  try {
+    const json = await exec(`${sudoPath} npm list --json --global @dvcorg/cml`);
+    installedVersion = JSON.parse(json).dependencies['@dvcorg/cml'].version;
+    console.log(
+      `Targeted CML version: ${version}, received: ${installedVersion} ${
+        versionUrl
+          ? `but from git source, this version could no longer be supported.`
+          : ''
+      }`
+    );
+  } catch (err) {
+    console.log('Failed to parse the install version of CML.', err);
+    process.exit(1);
+  }
 };
 
 exports.exec = exec;