Feat/ts gen

.github/workflows/lint.yml

@@ -36,7 +36,7 @@ jobs:
         run: staticcheck ./...
 
       - name: Run golangci-lint
-        uses: golangci/golangci-lint-action@v6
+        uses: golangci/golangci-lint-action@v8
         with:
           version: latest
           args: --timeout=5m

.gitignore

@@ -3,4 +3,6 @@ main
 bin/
 gogen
 .env
-dist/
+dist/
+go-ts-types-out
+.golangci.local.json

.golangci.bck.v1.yml

@@ -0,0 +1,68 @@
+run:
+  timeout: 5m
+  issues-exit-code: 1
+  tests: true
+  modules-download-mode: readonly
+
+output:
+  formats:
+    - format: colored-line-number
+
+linters-settings:
+  depguard:
+    rules:
+      main:
+        files:
+          - $all
+        allow:
+          - $gostd
+          - github.com/luigimorel/gogen
+          - github.com/urfave/cli/v2
+  gofmt:
+    simplify: true
+  goimports:
+    local-prefixes: github.com/luigimorel/gogen
+  misspell:
+    locale: US
+
+linters:
+  enable:
+    - errcheck
+    - gosimple
+    - govet
+    - ineffassign
+    - staticcheck
+    - unused
+    - gofmt
+    - goimports
+    - misspell
+    - goconst
+    - gosec
+    - unconvert
+    - dupl
+    - gocritic
+    - gocyclo
+    - whitespace
+    - bodyclose
+    - depguard
+    - dogsled
+
+  disable:
+    - funlen
+    - gochecknoglobals
+    - gocognit
+    - godot
+    - godox
+    - nestif
+
+issues:
+  exclude-rules:
+    - path: _test\.go
+      linters:
+        - gosec
+        - dupl
+    - linters:
+        - lll
+      source: "^//go:generate "
+  max-issues-per-linter: 0
+  max-same-issues: 0

.golangci.yml

@@ -1,68 +1,79 @@
+version: "2"
 run:
-  timeout: 5m
+  modules-download-mode: readonly
   issues-exit-code: 1
   tests: true
-  modules-download-mode: readonly
-
 output:
   formats:
-    - format: colored-line-number
-
-linters-settings:
-  depguard:
-    rules:
-      main:
-        files:
-          - $all
-        allow:
-          - $gostd
-          - github.com/luigimorel/gogen
-          - github.com/urfave/cli/v2
-  gofmt:
-    simplify: true
-  goimports:
-    local-prefixes: github.com/luigimorel/gogen
-  misspell:
-    locale: US
-
+    text:
+      path: stdout
 linters:
   enable:
-    - errcheck
-    - gosimple
-    - govet
-    - ineffassign
-    - staticcheck
-    - unused
-    - gofmt
-    - goimports
-    - misspell
-    - goconst
-    - gosec
-    - unconvert
+    - bodyclose
+    - depguard
+    - dogsled
     - dupl
+    - goconst
     - gocritic
     - gocyclo
+    - gosec
+    - misspell
+    - unconvert
     - whitespace
-    - bodyclose
-    - depguard
-    - dogsled
-
   disable:
     - funlen
     - gochecknoglobals
     - gocognit
     - godot
     - godox
     - nestif
-
+  settings:
+    depguard:
+      rules:
+        main:
+          files:
+            - $all
+          allow:
+            - $gostd
+            - github.com/luigimorel/gogen
+            - github.com/urfave/cli/v2
+    misspell:
+      locale: US
+  exclusions:
+    generated: lax
+    presets:
+      - comments
+      - common-false-positives
+      - legacy
+      - std-error-handling
+    rules:
+      - linters:
+          - dupl
+          - gosec
+        path: _test\.go
+      - linters:
+          - lll
+        source: '^//go:generate '
+    paths:
+      - third_party$
+      - builtin$
+      - examples$
 issues:
-  exclude-rules:
-    - path: _test\.go
-      linters:
-        - gosec
-        - dupl
-    - linters:
-        - lll
-      source: "^//go:generate "
   max-issues-per-linter: 0
   max-same-issues: 0
+formatters:
+  enable:
+    - gofmt
+    - goimports
+  settings:
+    gofmt:
+      simplify: true
+    goimports:
+      local-prefixes:
+        - github.com/luigimorel/gogen
+  exclusions:
+    generated: lax
+    paths:
+      - third_party$
+      - builtin$
+      - examples$

cmd/create.go

@@ -0,0 +1,64 @@
+package cmd
+
+import (
+	"errors"
+	"fmt"
+	"path/filepath"
+
+	gentstypes "github.com/luigimorel/gogen/internal/gen-ts-types"
+	"github.com/urfave/cli/v2"
+)
+
+func GenerateCommand() *cli.Command {
+	return &cli.Command{
+		Name:        "generate",
+		Usage:       "Utilities to generate code, go or ts",
+		ArgsUsage:   "<command>",
+		Description: `Utilities to generate code, go or ts`,
+		Subcommands: []*cli.Command{
+			typeGenCommand(),
+		},
+	}
+}
+
+func typeGenCommand() *cli.Command {
+	return &cli.Command{
+		Name:  "types",
+		Usage: "Generate TypeScript types from Go code",
+		Flags: []cli.Flag{
+			&cli.StringFlag{
+				Name:     "input",
+				Aliases:  []string{"i"},
+				Usage:    "Go package path, local dir/file, or package.Type (like go doc)",
+				Required: true,
+			},
+			&cli.StringFlag{
+				Name:    "output",
+				Aliases: []string{"o"},
+				Usage:   "Output .d.ts file or directory",
+				Value:   "./go-ts-types-out",
+			},
+		},
+		Action: func(c *cli.Context) error {
+			input := c.String("input")
+			output := c.String("output")
+
+			if input == "" {
+				return errors.New("missing -input: provide a go package path, local dir/file, or package.Type")
+			}
+
+			absOut, err := filepath.Abs(output)
+			if err != nil {
+				return fmt.Errorf("failed to resolve absolute path for output: %w", err)
+			}
+
+			err = gentstypes.Generate(input, absOut)
+			if err != nil {
+				return fmt.Errorf("failed to generate typescript types: %w", err)
+			}
+
+			fmt.Println("Generation complete:", absOut)
+			return nil
+		},
+	}
+}

cmd/frontend.go

@@ -1,6 +1,7 @@
 package cmd
 
 import (
+	"errors"
 	"fmt"
 	"os/exec"
 	"strings"
@@ -85,7 +86,7 @@ Usage:
 		},
 		Action: func(c *cli.Context) error {
 			if c.NArg() == 0 {
-				return fmt.Errorf("framework type is required. Usage: gogen frontend <framework-type>")
+				return errors.New("framework type is required. Usage: gogen frontend <framework-type>")
 			}
 
 			frameworkType := c.Args().Get(0)
@@ -122,14 +123,14 @@ func (fm *FrontendManager) validateSetup() error {
 	switch fm.Runtime {
 	case node:
 		if !fm.commandExists("node") {
-			return fmt.Errorf("node.js is required but not installed. Please install Node.js from https://nodejs.org/")
+			return errors.New("node.js is required but not installed. Please install Node.js from https://nodejs.org/")
 		}
 		if !fm.commandExists("npm") {
-			return fmt.Errorf("npm is required but not installed. Please install npm")
+			return errors.New("npm is required but not installed. Please install npm")
 		}
 	case bun:
 		if !fm.commandExists("bun") {
-			return fmt.Errorf("bun is required but not installed. Please install Bun from https://bun.sh/")
+			return errors.New("bun is required but not installed. Please install Bun from https://bun.sh/")
 		}
 	default:
 		return fmt.Errorf("unsupported runtime: %s. Supported runtimes: node, bun", fm.Runtime)

cmd/init.go

@@ -14,6 +14,7 @@ func App() *cli.App {
 			NewCommand(),
 			InstallCommand(),
 			FrontendCommand(),
+			GenerateCommand(),
 		},
 	}
 }

cmd/install.go

@@ -1,6 +1,7 @@
 package cmd
 
 import (
+	"errors"
 	"fmt"
 	"io"
 	"net/http"
@@ -133,7 +134,7 @@ func (i *Installer) binaryInstall() error {
 
 func (i *Installer) nixInstall() error {
 	if !i.commandExists("nix-env") && !i.commandExists("nix") {
-		return fmt.Errorf("nix is not installed on this system")
+		return errors.New("nix is not installed on this system")
 	}
 
 	fmt.Println("Nix package not available yet, using binary installation...")
@@ -142,7 +143,7 @@ func (i *Installer) nixInstall() error {
 
 func (i *Installer) brewInstall() error {
 	if !i.commandExists("brew") {
-		return fmt.Errorf("homebrew is not installed on this system")
+		return errors.New("homebrew is not installed on this system")
 	}
 
 	fmt.Println("Homebrew formula not available yet, using binary installation...")