hugo/internal/warpc/gen/main.go
2024-08-12 15:50:29 +02:00

68 lines
1.7 KiB
Go

// Copyright 2024 The Hugo Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//go:generate go run main.go
package main
import (
"fmt"
"log"
"os"
"path/filepath"
"strings"
"github.com/evanw/esbuild/pkg/api"
)
var scripts = []string{
"greet.js",
"renderkatex.js",
}
func main() {
for _, script := range scripts {
filename := filepath.Join("../js", script)
err := buildJSBundle(filename)
if err != nil {
log.Fatal(err)
}
}
}
func buildJSBundle(filename string) error {
minify := true
result := api.Build(
api.BuildOptions{
EntryPoints: []string{filename},
Bundle: true,
MinifyWhitespace: minify,
MinifyIdentifiers: minify,
MinifySyntax: minify,
Target: api.ES2020,
Outfile: strings.Replace(filename, ".js", ".bundle.js", 1),
SourceRoot: "../js",
})
if len(result.Errors) > 0 {
return fmt.Errorf("build failed: %v", result.Errors)
}
if len(result.OutputFiles) != 1 {
return fmt.Errorf("expected 1 output file, got %d", len(result.OutputFiles))
}
of := result.OutputFiles[0]
if err := os.WriteFile(filepath.FromSlash(of.Path), of.Contents, 0o644); err != nil {
return fmt.Errorf("write file failed: %v", err)
}
return nil
}