front-matter-markdown/lib/markdown/ast-list-to-file-object.js

get the config and toc object from the markdown string.

(function() {
  var AstListToFileObject, isArray, isString;

  isArray = require('util-ex/lib/is/type/array');

  isString = require('util-ex/lib/is/type/string');

  module.exports = AstListToFileObject = (function() {
    var bodyToObject, listToObject, textToObject;

    function AstListToFileObject(src, dest) {
      if (src.type === 'list') {
        return listToObject(src, dest);
      }
    }

    AstListToFileObject.listToObject = listToObject = function(listNode, dest) {
      if (dest == null) {
        dest = {};
      }
      dest.ordered = listNode.ordered;
      dest.contents = bodyToObject(listNode.body);
      return dest;
    };

    AstListToFileObject.bodyToObject = bodyToObject = function(bodyNode) {
      var i, len, node, result;
      if (!isArray(bodyNode)) {
        bodyNode = [bodyNode];
      }
      result = [];
      for (i = 0, len = bodyNode.length; i < len; i++) {
        node = bodyNode[i];
        if (node.type !== 'listitem') {
          continue;
        }
        result.push(textToObject(node.text));
      }
      return result;
    };

    AstListToFileObject.textToObject = textToObject = function(textNode) {
      var i, len, node, result;
      result = {};
      if (isArray(textNode)) {
        result.title = [];
        result.contents = [];
        for (i = 0, len = textNode.length; i < len; i++) {
          node = textNode[i];
          if (node.type === 'link') {
            result.title = result.title.concat(node.text);
            result.path = node.href;
            if (node.title) {
              result.hint = node.title;
            }
          } else if (node.type === 'list') {
            listToObject(node, result);
          } else {
            result.title = result.title.concat(node);
          }
        }
        if (isArray(result.title) && result.title.length === 1) {
          result.title = result.title[0];
        }
      } else if (isString(textNode)) {
        result.title = textNode;
      } else if (textNode.type === 'link') {
        result.title = textNode.text;
        result.path = textNode.href;
        if (textNode.title) {
          result.hint = textNode.title;
        }
      } else {
        result.title = textNode;
      }
      return result;
    };

    return AstListToFileObject;

  })();

}).call(this);

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