API References

codeToHast

You can also get the intermediate hast to do custom rendering without serializing them into HTML with codeToHast. You can also further integrate the AST with the unified ecosystem.

const root = highlighter.codeToHast(
  'const a = 1',
  { lang: 'javascript', theme: 'nord' }
)

console.log(root)

{
  type: 'root',
  children: [
    {
      type: 'element',
      tagName: 'pre',
      properties: {
        class: 'shiki vitesse-light',
        style: 'background-color:#ffffff;color:#393a34',
        tabindex: '0'
      },
      children: [
        {
          type: 'element',
          tagName: 'code',
          properties: {},
          children: [
            {
              type: 'element',
              tagName: 'span',
              properties: { class: 'line' },
              children: [
                {
                  type: 'element',
                  tagName: 'span',
                  properties: { style: 'color:#AB5959' },
                  children: [ { type: 'text', value: 'const' } ]
                },
                {
                  type: 'element',
                  tagName: 'span',
                  properties: { style: 'color:#B07D48' },
                  children: [ { type: 'text', value: ' a' } ]
                },
                {
                  type: 'element',
                  tagName: 'span',
                  properties: { style: 'color:#999999' },
                  children: [ { type: 'text', value: ' =' } ]
                },
                {
                  type: 'element',
                  tagName: 'span',
                  properties: { style: 'color:#2F798A' },
                  children: [ { type: 'text', value: ' 1' } ]
                }
              ]
            }
          ]
        }
      ]
    }
  ]
}