Add scan-headers devtool

Author: virtuald

devtools/__main__.py

@@ -61,6 +61,26 @@ def develop(ctx: Context, package: str):
             project.develop()
 
 
+@main.command()
+@click.pass_obj
+def scan_headers(ctx: Context):
+    """Run scan-headers on all projects"""
+    ok = True
+    for project in ctx.subprojects.values():
+        if project.is_semiwrap_project():
+            with ctx.handle_exception(f"scan-headers {project.name}"):
+                if not project.scan_headers():
+                    print(
+                        "- ERROR:",
+                        project.pyproject_path,
+                        "does not wrap/ignore every header!",
+                    )
+                    ok = False
+
+    if not ok:
+        sys.exit(1)
+
+
 @main.command
 @click.argument("package", required=False)
 @click.pass_obj

devtools/subproject.py

@@ -48,6 +48,19 @@ def develop(self):
     def uninstall(self):
         run_pip("uninstall", "-y", self.pyproject_name)
 
+    def scan_headers(self):
+        """Returns True if no headers found or False if missing headers were found"""
+        result = run_cmd(
+            sys.executable,
+            "-m",
+            "semiwrap",
+            "scan-headers",
+            "--check",
+            cwd=self.path,
+            check=False,
+        )
+        return result.returncode == 0
+
     def update_init(self):
         run_cmd(
             sys.executable,

devtools/util.py

@@ -44,9 +44,9 @@ def parse_input(value: typing.Any, spec: typing.Type[T], fname) -> T:
         raise _convert_validation_error(fname, ve) from None
 
 
-def run_cmd(*args: str, cwd=None):
+def run_cmd(*args: str, cwd=None, check=True):
     print("+", shlex.join(args))
-    subprocess.check_call(args, cwd=cwd)
+    return subprocess.run(args, cwd=cwd, check=check)
 
 
 def run_pip(*args: str, cwd=None):