transform.go - hugo - [fork] hugo port for 9front
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       ---
       transform.go (1741B)
       ---
            1 // Copyright 2024 The Hugo Authors. All rights reserved.
            2 //
            3 // Licensed under the Apache License, Version 2.0 (the "License");
            4 // you may not use this file except in compliance with the License.
            5 // You may obtain a copy of the License at
            6 // http://www.apache.org/licenses/LICENSE-2.0
            7 //
            8 // Unless required by applicable law or agreed to in writing, software
            9 // distributed under the License is distributed on an "AS IS" BASIS,
           10 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
           11 // See the License for the specific language governing permissions and
           12 // limitations under the License.
           13 
           14 package js
           15 
           16 import (
           17         "io"
           18         "path"
           19         "path/filepath"
           20 
           21         "github.com/gohugoio/hugo/internal/js/esbuild"
           22         "github.com/gohugoio/hugo/media"
           23         "github.com/gohugoio/hugo/resources"
           24         "github.com/gohugoio/hugo/resources/internal"
           25 )
           26 
           27 type buildTransformation struct {
           28         optsm map[string]any
           29         c     *Client
           30 }
           31 
           32 func (t *buildTransformation) Key() internal.ResourceTransformationKey {
           33         return internal.NewResourceTransformationKey("jsbuild", t.optsm)
           34 }
           35 
           36 func (t *buildTransformation) Transform(ctx *resources.ResourceTransformationCtx) error {
           37         ctx.OutMediaType = media.Builtin.JavascriptType
           38 
           39         var opts esbuild.Options
           40 
           41         if t.optsm != nil {
           42                 optsExt, err := esbuild.DecodeExternalOptions(t.optsm)
           43                 if err != nil {
           44                         return err
           45                 }
           46                 opts.ExternalOptions = optsExt
           47         }
           48 
           49         if opts.TargetPath != "" {
           50                 ctx.OutPath = opts.TargetPath
           51         } else {
           52                 ctx.ReplaceOutPathExtension(".js")
           53         }
           54 
           55         src, err := io.ReadAll(ctx.From)
           56         if err != nil {
           57                 return err
           58         }
           59 
           60         opts.SourceDir = filepath.FromSlash(path.Dir(ctx.SourcePath))
           61         opts.Contents = string(src)
           62         opts.MediaType = ctx.InMediaType
           63         opts.Stdin = true
           64 
           65         _, err = t.c.transform(opts, ctx)
           66 
           67         return err
           68 }