add 0.2.0 and 0.3.0 to CHANGELOG

CHANGELOG.md

@@ -5,6 +5,22 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+# [0.3.0] - 2024-14-03
+
+### Added
+
+-   CLI may now accept multiple template names, example `gignore go python`. One will be appended after the other.
+
+### Changed
+
+-   Filewriter now opens file in append mode.
+
+# [0.2.0] - 2025-10-03
+
+### Fixed
+
+-   Template .gitignore are now written concurrently.
+
 # [0.1.0] - 2025-09-03
 
 ### Added

cmd/gignore/main.go

@@ -16,14 +16,14 @@ func main() {
 		w := flag.CommandLine.Output()
 
 		fmt.Fprint(w, "Usage of gignore:\n")
-		fmt.Fprintf(w, "  gignore [flags] <template>\n")
+		fmt.Fprint(w, "  gignore [flags] <template>\n")
 		fmt.Fprint(w, "\n")
 
 		fmt.Fprint(w, "Flags:\n")
 		flag.PrintDefaults()
 
 		fmt.Fprint(w, "\n")
-		fmt.Fprintf(w, "Example:\n")
+		fmt.Fprint(w, "Example:\n")
 		fmt.Fprint(w, "  gignore go\n")
 	}
 
@@ -59,17 +59,18 @@ func main() {
 	}
 
 	args := flag.Args()
-	if len(args) != 1 {
+	if len(args) == 0 {
 		flag.Usage()
 		return
 	}
 
-	err := client.Create(args[0])
-	if err != nil {
-		log.Fatalf("failed to create .gitignore file: %v", err)
+	for _, arg := range args {
+		err := client.Create(arg)
+		if err != nil {
+			log.Fatalf("failed to create .gitignore file: %v", err)
+		}
+		fmt.Printf("√ created %s .gitignore file\n", arg)
 	}
-
-	fmt.Printf("√ created %s .gitignore file\n", args[0])
 }
 
 func listTemplates(client *gignore.Client) error {

internal/filewriter/filewriter.go

@@ -29,14 +29,14 @@ func (fw *FileWriter) writeContent(content []byte, dst io.Writer) (int64, error)
 }
 
 func (fw *FileWriter) Write(content []byte) (int, error) {
-	f, err := os.Create(fw.targetFileName)
+	f, err := os.OpenFile(fw.targetFileName, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0o600)
 	if err != nil {
 		return 0, err
 	}
 	defer f.Close()
 
-	const header = `# Auto-generated .gitignore by gignore: github.com/onyx-and-iris/gignore`
-	const footer = `# End of gignore: github.com/onyx-and-iris/gignore`
+	const header = "# Auto-generated .gitignore by gignore: github.com/onyx-and-iris/gignore\n"
+	const footer = "\n# End of gignore: github.com/onyx-and-iris/gignore\n"
 
 	var sz int64
 	n, err := fw.writeContent([]byte(header), f)