82 lines
2.4 KiB
Go
82 lines
2.4 KiB
Go
// Copyright 2024 The Hugo Authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package js
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import (
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"path"
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"regexp"
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"github.com/evanw/esbuild/pkg/api"
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"github.com/gohugoio/hugo/hugolib/filesystems"
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"github.com/gohugoio/hugo/internal/js/esbuild"
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"github.com/gohugoio/hugo/resources"
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"github.com/gohugoio/hugo/resources/resource"
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)
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// Client context for ESBuild.
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type Client struct {
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c *esbuild.BuildClient
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}
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// New creates a new client context.
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func New(fs *filesystems.SourceFilesystem, rs *resources.Spec) *Client {
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return &Client{
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c: esbuild.NewBuildClient(fs, rs),
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}
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}
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// Process processes a resource with the user provided options.
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func (c *Client) Process(res resources.ResourceTransformer, opts map[string]any) (resource.Resource, error) {
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return res.Transform(
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&buildTransformation{c: c, optsm: opts},
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)
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}
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func (c *Client) transform(opts esbuild.Options, transformCtx *resources.ResourceTransformationCtx) (api.BuildResult, error) {
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if transformCtx.DependencyManager != nil {
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opts.DependencyManager = transformCtx.DependencyManager
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}
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opts.StdinSourcePath = transformCtx.SourcePath
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result, err := c.c.Build(opts)
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if err != nil {
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return result, err
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}
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if opts.ExternalOptions.SourceMap == "linked" || opts.ExternalOptions.SourceMap == "external" {
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content := string(result.OutputFiles[1].Contents)
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if opts.ExternalOptions.SourceMap == "linked" {
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symPath := path.Base(transformCtx.OutPath) + ".map"
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re := regexp.MustCompile(`//# sourceMappingURL=.*\n?`)
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content = re.ReplaceAllString(content, "//# sourceMappingURL="+symPath+"\n")
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}
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if err = transformCtx.PublishSourceMap(string(result.OutputFiles[0].Contents)); err != nil {
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return result, err
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}
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_, err := transformCtx.To.Write([]byte(content))
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if err != nil {
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return result, err
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}
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} else {
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_, err := transformCtx.To.Write(result.OutputFiles[0].Contents)
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if err != nil {
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return result, err
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}
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}
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return result, nil
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}
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