cli: add switch to enable debug for a list of modules

Author: Sarcasm

compdb/cli.py

@@ -237,6 +237,13 @@ def main(argv=None):
         dest='help',
         action='store_true',
         help='show this help message and exit')
+    group.add_argument(
+        '--debug',
+        help="turn on debug logs for the specified modules",
+        dest="loggers_to_debug",
+        metavar='MODULE',
+        action='append',
+        default=[])
     group.add_argument(
         '--trace',
         dest='loglevel',
@@ -256,6 +263,10 @@ def main(argv=None):
 
     args = parser.parse_args(argv)
 
+    logging.basicConfig(level=args.loglevel or logging.WARNING)
+    for logger_name in args.loggers_to_debug:
+        logging.getLogger(logger_name).setLevel(logging.DEBUG)
+
     config = Config()
     config.build_directory_patterns.extend(args.build_paths)
 

contrib/zsh/all-helps.txt

@@ -3,9 +3,10 @@ usage: compdb [general options] command [command options] [command arguments]
 compdb: the compilation database Swiss army knife
 
 general options:
-  -h, --help    show this help message and exit
-  --trace       trace execution
-  -p BUILD_DIR  build path(s)
+  -h, --help      show this help message and exit
+  --debug MODULE  turn on debug logs for the specified modules
+  --trace         trace execution
+  -p BUILD_DIR    build path(s)
 
 available commands:
   help     show general or command help

contrib/zsh/check-all-helps

@@ -6,7 +6,7 @@ cd $(dirname "${BASH_SOURCE[0]}")
 
 compdb --help > all-helps.txt.new
 
-compdb help | grep "^  [^-]" | while read command descr; do
+compdb help | grep "^  [a-z]" | while read command descr; do
   echo
   echo
   echo "# $command"

contrib/zsh/functions/_compdb

@@ -40,6 +40,7 @@ _compdb() {
   base_opts=(
     '(- :)'{-h,--help}'[show help message and exit]'
     '*-p[build path]:build directory:_files -/'
+    '*--debug[turn on debug logs for the specified modules]:module:'
     '--trace[trace execution]'
   )