69 lines
1.3 KiB
Go
69 lines
1.3 KiB
Go
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package frontend
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import (
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"errors"
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"log"
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"github.com/evanw/esbuild/pkg/api"
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"github.com/urfave/cli/v2"
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)
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var FrontendCommand *cli.Command = &cli.Command{
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Name: "frontend",
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Description: "Build/watch frontend",
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Action: func(c *cli.Context) error {
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dev := c.Bool("dev")
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watch := c.Bool("watch")
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buildOpts := api.BuildOptions{
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EntryPoints: []string{
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"./web/src/index.js",
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"./web/src/index.css",
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"./web/src/index.html",
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},
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Outdir: "./web/dist",
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Bundle: true,
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Write: true,
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MinifyWhitespace: !dev,
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MinifyIdentifiers: !dev,
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MinifySyntax: !dev,
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JSX: api.JSXAutomatic,
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Loader: map[string]api.Loader{
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".js": api.LoaderJSX,
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".css": api.LoaderCSS,
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".html": api.LoaderCopy,
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},
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}
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if watch {
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ctx, err := api.Context(buildOpts)
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if err != nil {
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return err
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}
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if err := ctx.Watch(api.WatchOptions{}); err != nil {
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return err
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}
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log.Println("watching frontend")
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<-c.Done()
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} else {
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if br := api.Build(buildOpts); br.Errors != nil {
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for _, e := range br.Errors {
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log.Println(e.Location, e.Detail, e.Text)
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}
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return errors.New("build failed")
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}
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}
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return nil
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},
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Flags: []cli.Flag{
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&cli.BoolFlag{
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Name: "dev",
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Value: false,
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},
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&cli.BoolFlag{
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Name: "watch",
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Value: false,
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},
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},
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}
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