make sure input glob is converted to a list immediately

Author: davidhyman

src/snippet/config.py

@@ -5,6 +5,7 @@
 import toml
 
 from snippet.logs import logger
+from snippet.util import ensure_list
 
 
 class Config:
@@ -87,6 +88,8 @@ def get_config(config_paths=None, **options):
         setattr(config, k, v)
 
     # validate and set IO directories that are relative to project root
-    config.input_glob = os.path.abspath(os.path.join(config.project_root, config.input_glob))
+    config.input_glob = [
+        os.path.abspath(os.path.join(config.project_root, pattern)) for pattern in ensure_list(config.input_glob)
+    ]
     config.output_dir = os.path.abspath(os.path.join(config.project_root, config.output_dir))
     return config

src/snippet/file_wrangler.py

@@ -20,7 +20,7 @@ def write_example(config: Config, example_name, example_block):
 
     output_file_name = pystache.render(
         config.output_file_name_template,
-        name=example_name.strip().replace(' ', '')
+        name=example_name.strip().replace(' ', '_').lower()
     )
 
     if not os.path.exists(config.output_dir):
@@ -41,8 +41,7 @@ def load_file_lines(path):
 
 def find_files(config: Config):
     """Finds input file paths, according to the config"""
-    globs = config.input_glob if isinstance(config.input_glob, list) else [config.input_glob]
     files = []
-    for glob_pattern in globs:
+    for glob_pattern in config.input_glob:
         files.extend(glob.glob(glob_pattern, recursive=True))
     return files

src/snippet/util.py

@@ -0,0 +1,2 @@
+def ensure_list(item):
+    return item if isinstance(item, list) else [item]