chore(incremental): invalidate all packages if yarn.lock changes

patternfly · Jul 22, 2019 · a8a6045 · a8a6045
1 parent 15baf18
commit a8a6045
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Showing 2 changed files with 28 additions and 15 deletions.
diff --git a/scripts/hashDir.js b/scripts/hashDir.js
@@ -24,19 +24,25 @@ function filewalker(dir) {
 
 function hashDir(dirPath) {
   const md5 = crypto.createHash('md5');
+  const stat = fs.statSync(dirPath);
 
-  const files = filewalker(dirPath);
-  files
-    .sort((f1, f2) => f1.path.localeCompare(f2.path))
-    .forEach(file => {
-      if (file.type === 'file') {
-        const fileContents = fs.readFileSync(file.path);
-        md5.update(fileContents);
-      }
-      else if (file.type === 'dir') {
-        md5.update(file.path);
-      }
-    });
+  if (stat && stat.isFile()) {
+    const fileContents = fs.readFileSync(dirPath);
+    md5.update(fileContents);
+  }
+  else {
+    filewalker(dirPath)
+      .sort((f1, f2) => f1.path.localeCompare(f2.path))
+      .forEach(file => {
+        if (file.type === 'file') {
+          const fileContents = fs.readFileSync(file.path);
+          md5.update(fileContents);
+        }
+        else if (file.type === 'dir') {
+          md5.update(file.path);
+        }
+      });
+  }
   return md5.digest('hex');
 }
 

diff --git a/scripts/incrementalBuild.js b/scripts/incrementalBuild.js
@@ -6,11 +6,12 @@ const Project = require('@lerna/project');
 const RunCommand = require('@lerna/run')
 
 // Load cache
-const cacheFile = '.cache/incrementalCache'
-let cache = {}
+const cacheFile = '.cache/incrementalCache';
+let cache = {};
 if (fs.existsSync(cacheFile)) {
   cache = JSON.parse(fs.readFileSync(cacheFile, 'utf8'));
 }
+const yarnLockHash = hashDir('yarn.lock');
 
 // Package filtering
 const isPf3 = process.argv.length > 2 && process.argv[2] === 'pf3';
@@ -48,7 +49,7 @@ async function getInvalidPackages() {
       : true) // Based off argv
     .filter(p => isPf4
       ? p.location.indexOf('patternfly-4') > 0 || commonPackages.indexOf(p.name) >= 0
-      : true) // Based off argv
+      : true); // Based off argv
 
   for (let p of packages) {
     p.hash = hashPackageSrc(p.location, p.name);
@@ -58,6 +59,11 @@ async function getInvalidPackages() {
     }
   }
 
+  // Invalidate everything if any deps change.
+  if (cache['yarn.lock'] !== yarnLockHash) {
+    return packages;
+  }
+
   return packages.filter(p => !p.valid);
 }
 
@@ -75,6 +81,7 @@ getInvalidPackages().then(packages => {
       if (!fs.existsSync('.cache')) {
         fs.mkdirSync('.cache');
       }
+      cache['yarn.lock'] = yarnLockHash;
       fs.writeFileSync(cacheFile, JSON.stringify(cache, null, 2));
     })
   }