feat(cutter): 支持基于.gitignore过滤文件

README.md

@@ -3,6 +3,7 @@
 
 # 功能特性
 - 在模板项目根路径下执行命令可创建新的Go项目
+- 创建新项目时基于.gitignore文件过滤创建的文件
 - 自动替换 import 路径
 - 自动更新 go.mod 文件中的模块名称
 - 自动删除 .git 目录

cmd/cutter.go

@@ -11,6 +11,7 @@ import (
 	"path/filepath"
 	"strings"
 
+	ignore "github.com/morehao/go-gitignore"
 	"golang.org/x/mod/modfile"
 )
 
@@ -42,8 +43,15 @@ func cutter(newProjectPath string) error {
 		return fmt.Errorf("create new project directory: %w", err)
 	}
 
+	// 读取.gitignore文件
+	gitignorePath := filepath.Join(currentDir, ".gitignore")
+	gitignore, err := readGitignore(gitignorePath)
+	if err != nil && !os.IsNotExist(err) {
+		return fmt.Errorf("read .gitignore file fail, err: %w", err)
+	}
+
 	// 复制模板项目到新项目目录，并替换import路径
-	if err := copyAndReplace(currentDir, newProjectPath, templateName, newProjectName); err != nil {
+	if err := copyAndReplace(currentDir, newProjectPath, templateName, newProjectName, gitignore); err != nil {
 		return fmt.Errorf("copy and replace fail, err: %w", err)
 	}
 	if err := removeGitDir(newProjectPath); err != nil {
@@ -58,21 +66,48 @@ func isGoProject(path string) bool {
 	return !os.IsNotExist(err)
 }
 
+// readGitignore 读取.gitignore文件并返回IgnoreParser
+func readGitignore(filename string) (*ignore.GitIgnore, error) {
+	if _, err := os.Stat(filename); os.IsNotExist(err) {
+		return ignore.CompileIgnoreLines(), nil
+	}
+	ig, err := ignore.CompileIgnoreFile(filename)
+	if err != nil {
+		return nil, err
+	}
+	return ig, nil
+}
+
 // copyAndReplace copy指定目录，并替换import路径
-func copyAndReplace(srcDir, dstDir, oldName, newName string) error {
-	err := filepath.Walk(srcDir, func(path string, info os.FileInfo, err error) error {
+func copyAndReplace(srcDir, dstDir, oldName, newName string, ig *ignore.GitIgnore) error {
+	err := filepath.Walk(srcDir, func(path string, fileInfo os.FileInfo, err error) error {
 		if err != nil {
 			return err
 		}
 
+		// 获取相对于源目录的路径
+		relativePath, err := filepath.Rel(srcDir, path)
+		if err != nil {
+			return err
+		}
+
+		// 检查是否排除
+		if ig.MatchesPath(relativePath) {
+			fmt.Println("Excluding:", path)
+			if fileInfo.IsDir() {
+				return filepath.SkipDir
+			}
+			return nil
+		}
+
 		// 创建目标目录
 		targetPath := strings.Replace(path, srcDir, dstDir, 1)
-		if info.IsDir() {
-			return os.MkdirAll(targetPath, info.Mode())
+		if fileInfo.IsDir() {
+			return os.MkdirAll(targetPath, fileInfo.Mode())
 		}
 
 		// 复制文件并替换 import 路径
-		if strings.HasSuffix(info.Name(), ".go") {
+		if strings.HasSuffix(fileInfo.Name(), ".go") {
 			return copyAndReplaceGoFile(path, targetPath, oldName, newName)
 		}
 

go.mod

@@ -3,6 +3,7 @@ module github.com/morehao/go-cutter
 go 1.21
 
 require (
+	github.com/morehao/go-gitignore v0.0.0-20240726143401-bffa9ffa53e3
 	github.com/spf13/cobra v1.8.1
 	golang.org/x/mod v0.19.0
 )

go.sum

@@ -1,12 +1,23 @@
 github.com/cpuguy83/go-md2man/v2 v2.0.4/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
+github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
 github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
+github.com/morehao/go-gitignore v0.0.0-20240726143401-bffa9ffa53e3 h1:ANaXxExaKWL963++WBfC/p0jEPb0ZUWAiti09zpqzD8=
+github.com/morehao/go-gitignore v0.0.0-20240726143401-bffa9ffa53e3/go.mod h1:gThei7O/YvKiDN0wDd9KtH5wB/I8/TmPbRrAHESNwm4=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/spf13/cobra v1.8.1 h1:e5/vxKd/rZsfSJMUX1agtjeTDf+qv1/JdBF8gg5k9ZM=
 github.com/spf13/cobra v1.8.1/go.mod h1:wHxEcudfqmLYa8iTfL+OuZPbBZkmvliBWKIezN3kD9Y=
 github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
 github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.6.1 h1:hDPOHmpOpP40lSULcqw7IrRb/u7w6RpDC9399XyoNd0=
+github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 golang.org/x/mod v0.19.0 h1:fEdghXQSo20giMthA7cd28ZC+jts4amQ3YMXiP5oMQ8=
 golang.org/x/mod v0.19.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=