Add checks

This is a test for:
- datagouv/datapackage-template#1

.github/workflows/assert_version.py

@@ -0,0 +1,73 @@
+import json
+import re
+import os
+
+pattern = r'v?\d+\.\d+\.\d+'
+
+
+def check(obj, version, parents=''):
+    """
+    This functions recursively parses all fields in the schema looking for
+    version names that would not be the same as the one mentionned
+    in the 'version' field
+    """
+    errors = []
+    # if field is a string, we check for a potential version
+    if isinstance(obj, str):
+        tmp = re.search(pattern, obj)
+        if tmp and tmp[0] != version:
+            errors += [(parents, tmp[0])]
+    # if field is a list, we check every item
+    elif isinstance(obj, list):
+        for idx, k in enumerate(obj):
+            errors += check(
+                k,
+                version,
+                parents=parents + f'[{str(idx)}]'
+            )
+    # if field is a dict, we check every value
+    elif isinstance(obj, dict):
+        for k in obj:
+            # not checking the fields
+            if k != 'fields':
+                errors += check(
+                    obj[k],
+                    version,
+                    parents=parents + '.' + k if parents else k
+                )
+    return errors
+
+
+to_check = []
+
+if 'schema.json' in os.listdir():
+    to_check.append('schema.json')
+
+elif 'datapackage.json' in os.listdir():
+    with open('datapackage.json', 'r') as f:
+        datapackage = json.load(f)
+    for r in datapackage['resources']:
+        to_check.append(r['schema'])
+
+else:
+    raise Exception('No required file found')
+
+message = ''
+for schema_path in to_check:
+    with open(schema_path, 'r') as f:
+        schema = json.load(f)
+    homepage = schema['homepage']
+    version = schema['version']
+
+    errors = check(schema, version)
+    if errors:
+        if message:
+            message += '\n\n'
+        message += (
+            f"Versions are mismatched within the schema '{schema['name']}', "
+            f"expected version '{version}' but:"
+        )
+        for e in errors:
+            message += f"\n- {e[0]} has version '{e[1]}'"
+if message:
+    raise Exception(message)

.github/workflows/assert_version.yml

@@ -0,0 +1,19 @@
+name: Vérification de la cohérence des versions dans tous les champs du schéma
+
+on:
+  push:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout Repository
+      uses: actions/checkout@v3
+
+    - name: Set up Python
+      uses: actions/setup-python@v4
+      with:
+        python-version: 3.8
+
+    - run: python3 .github/workflows/assert_version.py