Refactor problems output

Signed-off-by: Mathieu Rul <mathroule@gmail.com>

yamllint/cli.py

@@ -99,9 +99,8 @@ class Format:
         return line
 
 
-def show_problems(problems, file, args_format, no_warn):
+def show_problems(results, args_format, no_warn):
     max_level = 0
-    first = True
 
     if args_format == 'auto':
         if ('GITHUB_ACTIONS' in os.environ and
@@ -110,6 +109,10 @@ def show_problems(problems, file, args_format, no_warn):
         elif supports_color():
             args_format = 'colored'
 
+    for file in results:
+        first = True
+
+        problems = results[file]
         for problem in problems:
             max_level = max(max_level, PROBLEM_LEVELS[problem.level])
             if no_warn and (problem.level != 'error'):
@@ -225,8 +228,7 @@ def run(argv=None):
                 print(file)
         sys.exit(0)
 
-    max_level = 0
-
+    results = {}
     for file in find_files_recursively(args.files, conf):
         filepath = file[2:] if file.startswith('./') else file
         try:
@@ -235,9 +237,7 @@ def run(argv=None):
         except OSError as e:
             print(e, file=sys.stderr)
             sys.exit(-1)
-        prob_level = show_problems(problems, file, args_format=args.format,
-                                   no_warn=args.no_warnings)
-        max_level = max(max_level, prob_level)
+        results[filepath] = problems
 
     # read yaml from stdin
     if args.stdin:
@@ -246,9 +246,9 @@ def run(argv=None):
         except OSError as e:
             print(e, file=sys.stderr)
             sys.exit(-1)
-        prob_level = show_problems(problems, 'stdin', args_format=args.format,
-                                   no_warn=args.no_warnings)
-        max_level = max(max_level, prob_level)
+        results['stdin'] = problems
+
+    max_level = show_problems(results, args_format=args.format, no_warn=args.no_warnings)
 
     if max_level == PROBLEM_LEVELS['error']:
         return_code = 1