feat: initial public version

fileio/fileio.go

@@ -0,0 +1,39 @@
+// Package fileio provides high-level file operations.
+package fileio
+
+import (
+	"io"
+	"os"
+	"path/filepath"
+)
+
+// CopyFile copies all files matching the pattern
+// to the destination directory.
+func CopyFiles(pattern string, dstDir string) error {
+	matches, err := filepath.Glob(pattern)
+	if err != nil {
+		return err
+	}
+
+	for _, match := range matches {
+		src, err := os.Open(match)
+		if err != nil {
+			return err
+		}
+		defer src.Close()
+
+		dstFile := filepath.Join(dstDir, filepath.Base(match))
+		dst, err := os.Create(dstFile)
+		if err != nil {
+			return err
+		}
+		defer dst.Close()
+
+		_, err = io.Copy(dst, src)
+		if err != nil {
+			return err
+		}
+	}
+
+	return nil
+}