chore: update npm scripts and synth.py (#322)

Update npm scripts: add clean, prelint, prefix; make sure that lint and fix are set properly. Use post-process feature of synthtool.

Author: alexander-fenster

packages/google-cloud-asset/package.json

@@ -35,12 +35,13 @@
     "docs": "jsdoc -c .jsdoc.js",
     "docs-test": "linkinator docs",
     "fix": "gts fix",
-    "lint": "gts fix",
+    "lint": "gts check",
     "predocs-test": "npm run docs",
     "prepare": "npm run compile",
     "system-test": "c8 mocha build/system-test",
     "test": "c8 mocha build/test",
-    "prelint": "cd samples; npm link ../; npm install"
+    "prelint": "cd samples; npm link ../; npm install",
+    "precompile": "gts clean"
   },
   "dependencies": {
     "google-gax": "^2.1.0"

packages/google-cloud-asset/synth.py

@@ -16,7 +16,7 @@
 import json
 import synthtool as s
 import synthtool.gcp as gcp
-import subprocess
+import synthtool.languages.node as node
 import logging
 
 logging.basicConfig(level=logging.DEBUG)
@@ -64,7 +64,4 @@
   with open(file, 'w') as f:
     f.write(new_file)
 
-# Node.js specific cleanup
-subprocess.run(['npm', 'install'])
-subprocess.run(['npm', 'run', 'fix'])
-subprocess.run(['npx', 'compileProtos', 'src'])
+node.postprocess_gapic_library()