gem selector sketch

bauh/gems/arch/makepkg.py

@@ -0,0 +1,28 @@
+import re
+from typing import List
+
+from bauh.api.abstract.handler import ProcessWatcher
+from bauh.commons.system import new_subprocess
+
+RE_DEPS_PATTERN = re.compile(r'\n?\s+->\s(.+)\n')
+
+
+def check_missing_deps(pkgdir: str, watcher: ProcessWatcher) -> List[str]:
+    depcheck = new_subprocess(['makepkg', '--check'], cwd=pkgdir)
+
+    for o in depcheck.stdout:
+        if o:
+            watcher.print(o.decode())
+
+    error_lines = []
+    for s in depcheck.stderr:
+        if s:
+            line = s.decode()
+            print(line)
+            error_lines.append(line)
+
+    if error_lines:
+        error_str = ''.join(error_lines)
+
+        if 'Missing dependencies' in error_str:
+            return RE_DEPS_PATTERN.findall(error_str)