Fix issue when loading a specific file

Author: jlowin

src/copychat/cli.py

@@ -6,8 +6,6 @@
 from enum import Enum
 
 from .core import (
-    is_glob_pattern,
-    resolve_paths,
     scan_directory,
     DiffMode,
     get_file_content,
@@ -160,36 +158,48 @@ def main(
             if not paths:
                 paths = ["."]
 
-            # Handle glob patterns in command line arguments
-            resolved_paths = []
-            for path in paths:
-                if is_glob_pattern(path):
-                    # Use resolve_paths for glob patterns
-                    resolved = resolve_paths([path], base_path=source_dir)
-                    resolved_paths.extend(resolved)
-                else:
-                    # Keep regular paths as-is
-                    resolved_paths.append(
-                        source_dir / path if source_dir != Path(".") else Path(path)
-                    )
-
-            # Scan all resolved paths
+            # Handle paths
             all_files = {}
-            for target in resolved_paths:
-                if target.is_file():
-                    content = get_file_content(target, diff_mode)
-                    if content is not None:
-                        all_files[target] = content
+            for path in paths:
+                target = Path(path)
+                if target.is_absolute():
+                    # Use absolute paths as-is
+                    if target.is_file():
+                        content = get_file_content(target, diff_mode)
+                        if content is not None:
+                            all_files[target] = content
+                    else:
+                        files = scan_directory(
+                            target,
+                            include=include.split(",") if include else None,
+                            exclude_patterns=exclude,
+                            diff_mode=diff_mode,
+                            max_depth=depth,
+                        )
+                        all_files.update(files)
                 else:
-                    files = scan_directory(
-                        target,
-                        include=include.split(",") if include else None,
-                        exclude_patterns=exclude,
-                        diff_mode=diff_mode,
-                        max_depth=depth,
-                    )
-                    all_files.update(files)
+                    # For relative paths, try both relative to current dir and source dir
+                    targets = [Path.cwd() / path]
+                    if source_dir != Path("."):
+                        targets.append(source_dir / path)
 
+                    for target in targets:
+                        if target.exists():
+                            if target.is_file():
+                                content = get_file_content(target, diff_mode)
+                                if content is not None:
+                                    all_files[target] = content
+                                break
+                            else:
+                                files = scan_directory(
+                                    target,
+                                    include=include.split(",") if include else None,
+                                    exclude_patterns=exclude,
+                                    diff_mode=diff_mode,
+                                    max_depth=depth,
+                                )
+                                all_files.update(files)
+                                break
         if not all_files:
             error_console.print("Found [red]0[/] matching files")
             raise typer.Exit(1)  # Exit with code 1 to indicate no files found

src/copychat/core.py

@@ -41,9 +41,15 @@ def resolve_paths(paths: list[str], base_path: Path = Path(".")) -> list[Path]:
                         continue
                     resolved.append(match)
                 except ValueError:
-                    continue
+                    # If path is not relative to base_path, just use it as-is
+                    resolved.append(match)
         else:
-            resolved.append(base_path / path)
+            # For non-glob paths, use them as-is
+            path_obj = Path(path)
+            if path_obj.is_absolute():
+                resolved.append(path_obj)
+            else:
+                resolved.append(base_path / path)
     return resolved
 
 

tests/test_core.py

@@ -38,14 +38,14 @@ def test_resolve_paths(tmp_path):
 
     # Test glob resolution
     paths = resolve_paths(["*.py", "src/**/*.py"], base_path=tmp_path)
-    assert len(paths) == 4
+    assert len(paths) == 3
     assert tmp_path / "test1.py" in paths
     assert tmp_path / "test2.py" in paths
     assert tmp_path / "src" / "main.py" in paths
 
     # Test mixed glob and regular paths
     paths = resolve_paths(["src", "*.py"], base_path=tmp_path)
-    assert len(paths) == 4  # main.py will be found twice
+    assert len(paths) == 3
     assert tmp_path / "src" in paths
 
 
@@ -114,3 +114,30 @@ def test_scan_with_recursive_glob(tmp_path):
     )  # Changed from tmp_path / "very" / "**/*.py"
     assert len(subdir_files) == 1
     assert any("test2.py" in str(p) for p in subdir_files)
+
+
+def test_scan_single_file(tmp_path):
+    """Test scanning a single file."""
+    # Create a test file
+    test_file = tmp_path / "test.py"
+    test_file.write_text("print('hello world')")
+
+    # Create some other files that shouldn't be included
+    (tmp_path / "other.py").write_text("print('other')")
+    (tmp_path / "test.js").write_text("console.log('test')")
+
+    # Test scanning just the single file
+    files = scan_directory(test_file, include=["py"])
+
+    # Should only contain our specific file
+    assert len(files) == 1
+    assert test_file in files
+    assert files[test_file] == "print('hello world')"
+
+    # Test with non-matching extension filter
+    files = scan_directory(test_file, include=["js"])
+    assert len(files) == 0
+
+    # Test with non-existent file
+    files = scan_directory(tmp_path / "nonexistent.py", include=["py"])
+    assert len(files) == 0