Add check-json to CI and Pre-commit (#29912)

* Add check-json to CI and Pre-commit

* Add ignore pre-commit hooks to gen_requirements_all

.pre-commit-config-all.yaml

@@ -39,6 +39,10 @@ repos:
     rev: v4.3.21
     hooks:
     -   id: isort
+-   repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v2.4.0
+    hooks:
+    -   id: check-json
 # Using a local "system" mypy instead of the mypy hook, because its
 # results depend on what is installed. And the mypy hook runs in a
 # virtualenv of its own, meaning we'd need to install and maintain

.pre-commit-config.yaml

@@ -35,3 +35,7 @@ repos:
     rev: v4.3.21
     hooks:
     -   id: isort
+-   repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v2.4.0
+    hooks:
+    -   id: check-json

azure-pipelines-ci.yml

@@ -56,6 +56,10 @@ stages:
         . venv/bin/activate
         pre-commit run isort --all-files
       displayName: 'Run isort'
+    - script: |
+        . venv/bin/activate
+        pre-commit run check-json --all-files
+      displayName: 'Run check-json'
   - job: 'Validate'
     pool:
       vmImage: 'ubuntu-latest'

script/gen_requirements_all.py

@@ -65,6 +65,8 @@ enum34==1000000000.0.0
 pycrypto==1000000000.0.0
 """
 
+IGNORE_PRE_COMMIT_HOOK_ID = ("check-json",)
+
 
 def has_tests(module: str):
     """Test if a module has tests.
@@ -256,6 +258,7 @@ def requirements_pre_commit_output():
     reqs = []
     for repo in (x for x in pre_commit_conf["repos"] if x.get("rev")):
         for hook in repo["hooks"]:
+            if hook["id"] not in IGNORE_PRE_COMMIT_HOOK_ID:
                 reqs.append(f"{hook['id']}=={repo['rev']}")
                 reqs.extend(x for x in hook.get("additional_dependencies", ()))
     output = [