feat: add minify and split source map options to bundle

cmd/bundle.go

@@ -1,18 +1,29 @@
 package cmd
 
 import (
-	"ags/lib"
+	"fmt"
 	"os"
 	"path/filepath"
+	"strings"
+
+	"ags/lib"
 
+	"github.com/evanw/esbuild/pkg/api"
 	"github.com/spf13/cobra"
 )
 
 var (
-	defines    []string
-	usePackage bool
-	gtkVersion int
-	workingDir string
+	defines       []string
+	usePackage    bool
+	minify        bool
+	gtkVersion    int
+	workingDir    string
+	sourceMapOpt  string
+	sourceMapOpts = map[string]api.SourceMap{
+		"bundle": api.SourceMapInline,
+		"split":  api.SourceMapLinked,
+		"none":   api.SourceMapNone,
+	}
 )
 
 var bundleCommand = &cobra.Command{
@@ -36,12 +47,25 @@ var bundleCommand = &cobra.Command{
 			lib.Err(err)
 		}
 
+		sourceMap, ok := sourceMapOpts[sourceMapOpt]
+		if !ok {
+			var validKeys []string
+			for key := range sourceMapOpts {
+				validKeys = append(validKeys, fmt.Sprintf("'%s'", key))
+			}
+			validOptsString := strings.Join(validKeys, ", ")
+
+			lib.Err(fmt.Errorf("sourcemap option must be one of: %s ('%s' provided)", validOptsString, sourceMapOpt))
+		}
+
 		opts := lib.BundleOpts{
 			Outfile:          outfile,
 			UsePackage:       usePackage,
 			Defines:          defines,
 			GtkVersion:       gtkVersion,
 			WorkingDirectory: workingDir,
+			Minify:           minify,
+			SourceMap:        sourceMap,
 		}
 
 		if info.IsDir() {
@@ -61,4 +85,6 @@ func init() {
 	f.BoolVarP(&usePackage, "package", "p", false, "use astal package as defined in package.json")
 	f.IntVar(&gtkVersion, "gtk", 3, "gtk version")
 	f.MarkHidden("gtk")
+	f.BoolVar(&minify, "minify", false, "minify the output bundle")
+	f.StringVar(&sourceMapOpt, "sourcemap", "bundle", "what to do with the source map (valid options are: 'bundle', 'split', 'none')")
 }

lib/esbuild.go

@@ -137,6 +137,8 @@ type BundleOpts struct {
 	Defines          []string
 	GtkVersion       int
 	WorkingDirectory string
+	SourceMap        api.SourceMap
+	Minify           bool
 }
 
 // TODO: bundle plugins
@@ -161,7 +163,7 @@ func Bundle(opts BundleOpts) {
 		Platform:    api.PlatformNeutral,
 		Define:      defines,
 		Target:      api.ES2022,
-		Sourcemap:   api.SourceMapInline,
+		Sourcemap:   opts.SourceMap,
 		Engines: []api.Engine{
 			{Name: api.EngineFirefox, Version: "115"},
 		},
@@ -185,6 +187,11 @@ func Bundle(opts BundleOpts) {
 		},
 	}
 
+	if opts.Minify {
+		buildOpts.MinifySyntax = true
+		buildOpts.MinifyWhitespace = true
+	}
+
 	if opts.WorkingDirectory != "" {
 		dir, err := filepath.Abs(opts.WorkingDirectory)
 		if err != nil {