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package blog

import (
	chromahtml "github.com/alecthomas/chroma/v2/formatters/html"
	"github.com/yuin/goldmark"
	emoji "github.com/yuin/goldmark-emoji"
	highlighting "github.com/yuin/goldmark-highlighting/v2"
	meta "github.com/yuin/goldmark-meta"
	"github.com/yuin/goldmark/extension"
	"github.com/yuin/goldmark/parser"
	"github.com/yuin/goldmark/renderer/html"
)

// Markdown is the default markdown converter
// Set over this variable to alter how the other functions convert
var Markdown = goldmark.New(
	goldmark.WithParserOptions(
		parser.WithAutoHeadingID(),
	),
	goldmark.WithRendererOptions(
		html.WithUnsafe(),
	),
	goldmark.WithExtensions(
		extension.GFM,
		meta.Meta,
		emoji.Emoji,
		highlighting.NewHighlighting(
			highlighting.WithFormatOptions(
				ChromaOpts...,
			),
		),
	),
)

var ChromaOpts = []chromahtml.Option{
	chromahtml.WithClasses(true),
	chromahtml.WithAllClasses(true),
	chromahtml.WithLineNumbers(true),
}