feat: Add jinja2 templating

setup.py

@@ -2,8 +2,9 @@
 from tmpl8 import __version__
 
 install_requires = [
-    'pyyaml'
-    ]
+    'pyyaml',
+    'jinja2'
+]
 
 setup_options = dict(
     name='tmpl8',

tmpl8/cli.py

@@ -1,7 +1,9 @@
 import argparse
+from tempfile import TemporaryDirectory
 
 from tmpl8 import __version__
 from tmpl8.extractor import CommandExtractor
+from tmpl8.template import templateFile
 
 def main():
     parser = argparse.ArgumentParser(prog='tmpl8', description="tmpl8 wrapper for cli commands")
@@ -17,3 +19,10 @@ def main():
     command = CommandExtractor(args.command)
 
     print(command.arg_info)
+
+    with TemporaryDirectory() as td:
+        for arg, info in command.arg_info.items():
+            for file in info['files']:
+                out_file = templateFile(file, td, {})
+                if out_file:
+                    print(out_file)

tmpl8/template.py

@@ -0,0 +1,27 @@
+import os
+from typing import Optional
+
+from jinja2 import Environment, FileSystemLoader, TemplateNotFound
+
+def templateFile(input_path: str, output_path: str, data={}) -> Optional[str]:
+
+    full_input_path = os.path.realpath(os.path.expanduser(input_path))
+    input_file_dir = os.path.dirname(full_input_path)
+    input_file_name = os.path.basename(full_input_path)
+    environment = Environment(loader=FileSystemLoader(input_file_dir))
+    try:
+        template = environment.get_template(input_file_name)
+    except TemplateNotFound:
+        return
+
+    content = template.render(**data)
+
+    full_output_path = os.path.realpath(os.path.expanduser(output_path))
+
+    if os.path.isdir(full_output_path):
+        full_output_path = f'{full_output_path}/{input_file_name}'
+
+    with open(full_output_path, 'w', encoding='utf-8') as f:
+        f.write(content)
+
+    return full_output_path