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Add an mdx renderer
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‎README.md‎

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@@ -31,6 +31,15 @@ crd-ref-docs \
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--renderer=markdown
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```
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Additionally, a very basic MDX renderer is provided:
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```
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crd-ref-docs \
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--source-path=$GOPATH/src/github.com/elastic/cloud-on-k8s/pkg/apis \
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--config=config.yaml \
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--renderer=mdx
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```
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Default templates are embedded in the binary. You may provide your own templates by specifying the templates directory:
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```

‎renderer/markdown-x.go‎

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// Licensed to Elasticsearch B.V. under one or more contributor
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// license agreements. See the NOTICE file distributed with
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// this work for additional information regarding copyright
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// ownership. Elasticsearch B.V. licenses this file to you under
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// the Apache License, Version 2.0 (the "License"); you may
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// 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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//
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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,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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package renderer
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import (
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"fmt"
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"io/fs"
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"os"
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"strings"
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"github.com/Masterminds/sprig"
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"github.com/elastic/crd-ref-docs/config"
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"github.com/elastic/crd-ref-docs/templates"
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"github.com/elastic/crd-ref-docs/types"
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)
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type MarkdownXRenderer struct {
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*MarkdownRenderer
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}
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func NewMarkdownXRenderer(conf *config.Config) (*MarkdownXRenderer, error) {
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markdownRenderer, err := NewMarkdownRenderer(conf)
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if err != nil {
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return nil, err
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}
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return &MarkdownXRenderer{markdownRenderer}, nil
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}
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func (m *MarkdownXRenderer) Render(gvd []types.GroupVersionDetails) error {
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funcMap := combinedFuncMap(funcMap{prefix: "markdown", funcs: m.ToFuncMap()}, funcMap{funcs: sprig.TxtFuncMap()})
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var tpls fs.FS
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if m.conf.TemplatesDir != "" {
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tpls = os.DirFS(m.conf.TemplatesDir)
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} else {
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sub, err := fs.Sub(templates.Root, "markdown-x")
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if err != nil {
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return err
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}
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tpls = sub
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}
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tmpl, err := loadTemplate(tpls, funcMap)
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if err != nil {
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return err
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}
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return renderTemplate(tmpl, m.conf, "mdx", gvd)
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}
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func (m *MarkdownXRenderer) RenderLocalLink(text string) string {
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anchor := strings.ToLower(
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strings.NewReplacer(
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" ", "-",
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".", "",
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"/", "",
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"(", "",
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")", "",
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).Replace(text),
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)
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label := strings.NewReplacer("{", "\\{").Replace(text)
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return fmt.Sprintf("[%s](#%s)", label, anchor)
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}
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func (m *MarkdownXRenderer) RenderFieldDoc(text string) string {
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out := text
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// escape inlined markup
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out = strings.ReplaceAll(out, "<", "&lt;")
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out = strings.ReplaceAll(out, ">", "&gt;")
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// Pass to the inner renderer for further processing
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return m.MarkdownRenderer.RenderFieldDoc(out)
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}

‎renderer/renderer.go‎

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return NewAsciidoctorRenderer(conf)
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case "markdown":
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return NewMarkdownRenderer(conf)
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case "mdx":
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return NewMarkdownXRenderer(conf)
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default:
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return nil, fmt.Errorf("unknown renderer: %s", conf.Renderer)
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}

‎templates/markdown-x/gv_details.tpl‎

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{{- define "gvDetails" -}}
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{{- $gv := . -}}
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## {{ $gv.GroupVersionString }}
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{{ $gv.Doc }}
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{{- if $gv.Kinds }}
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### Resource Types
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{{- range $gv.SortedKinds }}
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- {{ $gv.TypeForKind . | markdownRenderTypeLink }}
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{{- end }}
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{{ end }}
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{{ range $gv.SortedTypes }}
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{{ template "type" . }}
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{{ end }}
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{{- end -}}

‎templates/markdown-x/gv_list.tpl‎

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{{- define "gvList" -}}
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{{- $groupVersions := . -}}
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<head>
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<meta name="docsearch:indexPrefix" content="reference-doc" />
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</head>
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# API Reference
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## Packages
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{{- range $groupVersions }}
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- {{ markdownRenderGVLink . }}
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{{- end }}
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{{ range $groupVersions }}
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{{ template "gvDetails" . }}
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{{ end }}
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{{- end -}}

‎templates/markdown-x/type.tpl‎

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{{- define "type" -}}
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{{- $type := . -}}
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{{- if markdownShouldRenderType $type -}}
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### {{ $type.Name }}
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{{ if $type.IsAlias }}_Underlying type:_ _{{ markdownRenderTypeLink $type.UnderlyingType }}_{{ end }}
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{{ $type.Doc }}
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{{ if $type.Validation -}}
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_Validation:_
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{{- range $type.Validation }}
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- {{ . }}
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{{- end }}
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{{- end }}
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{{ if $type.References -}}
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_Appears in:_
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{{- range $type.SortedReferences }}
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- {{ markdownRenderTypeLink . }}
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{{- end }}
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{{- end }}
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{{ if $type.Members -}}
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| Field | Description | Default | Validation |
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| --- | --- | --- | --- |
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{{ if $type.GVK -}}
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| `apiVersion` _string_ | `{{ $type.GVK.Group }}/{{ $type.GVK.Version }}` | | |
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| `kind` _string_ | `{{ $type.GVK.Kind }}` | | |
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{{ end -}}
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{{ range $type.Members -}}
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| `{{ .Name }}` _{{ markdownRenderType .Type }}_ | {{ template "type_members" . }} | {{ markdownRenderDefault .Default }} | {{ range .Validation -}} {{ markdownRenderFieldDoc . }} <br />{{ end }} |
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{{ end -}}
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{{ end -}}
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{{ if $type.EnumValues -}}
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| Field | Description |
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| --- | --- |
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{{ range $type.EnumValues -}}
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| `{{ .Name }}` | {{ markdownRenderFieldDoc .Doc }} |
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{{ end -}}
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{{ end -}}
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{{- end -}}
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{{- end -}}

‎templates/markdown-x/type_members.tpl‎

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{{- define "type_members" -}}
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{{- $field := . -}}
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{{- if eq $field.Name "metadata" -}}
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Refer to Kubernetes API documentation for fields of `metadata`.
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{{- else -}}
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{{ markdownRenderFieldDoc $field.Doc }}
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{{- end -}}
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{{- end -}}

‎templates/templates.go‎

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//go:embed asciidoctor
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//go:embed markdown
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//go:embed markdown-x
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var Root embed.FS

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