Function transformTokens

src/transform.mjs:92–127

(tokens, options)

}

export function transformTokens(tokens, options) {
  let meta = {}, result = []
  for (let i = 0; i < tokens.length; i++) {
    let tok = tokens[i], type = tok.type
    if (type == "meta_meta") {
      for (let prop in tok.args[0]) meta[prop] = tok.args[0][prop]
    } else if (type == "meta_id") {
      let next = nextTag(tokens, i)
      ;(next.attrs || (next.attrs = [])).push(["id", tok.args[0]])
    } else if (type == "meta_table") {
      nextTag(tokens, i).tableData = tok.args[0]
    } else if (type == "meta_if_open") {
      i = handleIf(tokens, i, options)
    } else if (type == "meta_hint_open" && options.strip === "hints") {
      do { i++ } while (tokens[i].type != "meta_hint_close")
    } else if (type == "meta_if_close" || (options.index === false && (type == "meta_indexsee" || type == "meta_index"))) {
      // Drop
    } else if (tok.tag == "h1" && options.takeTitle) {
      if (tokens[i + 1].children.length != 1) throw new Error("Complex H1 not supported")
      meta.title = tokens[i + 1].children[0].content
      i += 2
    } else {
      if (type == "paragraph_open")
        tok.hashID = "p-" + hash(startAndEnd(childrenText(tokens[i + 1])))
      else if (type == "heading_open")
        tok.hashID = (tok.tag == "h2" ? "h-" : "i-") + hash(childrenText(tokens[i + 1]))
      else if (type == "fence")
        tok.hashID = "c-" + hash(tok.content)

      if (tok.children) tok.children = transformInline(tok.children, options, tokens[i - 1].type)

      result.push(tok)
    }
  }
  return {tokens: result, metadata: meta}
}