add scrooge

.github/workflows/build.yml

@@ -11,17 +11,17 @@ jobs:
       COMMUNITY_EXTENSION_REF: ${{ steps.parse.outputs.COMMUNITY_EXTENSION_REF }}
     runs-on: ubuntu-latest
     steps:
+    - uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+
     - name: Get all changed description files
       id: changed-files
       uses: tj-actions/changed-files@v44
       with:
         files: |
           extensions/*/description.yml
 
-    - uses: actions/checkout@v4
-      with:
-        fetch-depth: 0
-
     - name: Parse description files
       id: parse
       env:
@@ -35,6 +35,7 @@ jobs:
   build:
     needs: prepare
     uses: ./.github/workflows/_extension_distribution.yml
+    if: ${{ needs.prepare.outputs.COMMUNITY_EXTENSION_NAME != '' }}
     with:
       duckdb_version: v1.0.0
       extension_name: ${{ needs.prepare.outputs.COMMUNITY_EXTENSION_NAME }}

extensions/scrooge/description.yaml

@@ -0,0 +1,14 @@
+extension:
+  name: scrooge
+  description: Provides functionality for financial data-analysis
+  version: 0.0.1
+  language: C++
+  build: cmake
+  license: MIT
+  maintainers:
+    - pdet
+
+
+repo:
+  github: pdet/Scrooge-McDuck
+  ref: 92a24d951fbbc7bbf6f7978726c71871608a8c23

scripts/build.py

@@ -1,12 +1,30 @@
 import os
+import sys
 import yaml
 
 # TODO: check prefix, needs to be in installation dir
 
-desc_files = os.environ['ALL_CHANGED_FILES'].split(' ')
-if len(desc_files) != 1:
+if 'ALL_CHANGED_FILES' in os.environ:
+	desc_files = os.environ['ALL_CHANGED_FILES'].split(' ')
+else:
+	desc_files = []
+
+print(f"Files changed: {desc_files}")
+
+if len(desc_files) > 1:
 	raise ValueError('cannot have multiple descriptors changed or packages with spaces in their names')
+
+if len(desc_files) == 0 or len(desc_files[0]) == 0:
+	print("No changed files, nothing will be built")
+	with open('env.sh', 'w+') as hdl:
+		hdl.write(f"COMMUNITY_EXTENSION_GITHUB=\n")
+		hdl.write(f"COMMUNITY_EXTENSION_REF=\n")
+		hdl.write(f"COMMUNITY_EXTENSION_NAME=\n")
+		sys.exit(os.EX_OK)
+
 desc_file = desc_files[0]
+if len(desc_file) == 0:
+	raise ValueError('description file not found (ALL_CHANGED_FILES was set but empty)')
 
 with open(desc_file, 'r') as stream:
     desc = yaml.safe_load(stream)