node.js 6.52 KB
"use strict";

exports.__esModule = true;
exports["default"] = void 0;

var _util = require("../util");

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

var cloneNode = function cloneNode(obj, parent) {
  if (typeof obj !== 'object' || obj === null) {
    return obj;
  }

  var cloned = new obj.constructor();

  for (var i in obj) {
    if (!obj.hasOwnProperty(i)) {
      continue;
    }

    var value = obj[i];
    var type = typeof value;

    if (i === 'parent' && type === 'object') {
      if (parent) {
        cloned[i] = parent;
      }
    } else if (value instanceof Array) {
      cloned[i] = value.map(function (j) {
        return cloneNode(j, cloned);
      });
    } else {
      cloned[i] = cloneNode(value, cloned);
    }
  }

  return cloned;
};

var Node = /*#__PURE__*/function () {
  function Node(opts) {
    if (opts === void 0) {
      opts = {};
    }

    Object.assign(this, opts);
    this.spaces = this.spaces || {};
    this.spaces.before = this.spaces.before || '';
    this.spaces.after = this.spaces.after || '';
  }

  var _proto = Node.prototype;

  _proto.remove = function remove() {
    if (this.parent) {
      this.parent.removeChild(this);
    }

    this.parent = undefined;
    return this;
  };

  _proto.replaceWith = function replaceWith() {
    if (this.parent) {
      for (var index in arguments) {
        this.parent.insertBefore(this, arguments[index]);
      }

      this.remove();
    }

    return this;
  };

  _proto.next = function next() {
    return this.parent.at(this.parent.index(this) + 1);
  };

  _proto.prev = function prev() {
    return this.parent.at(this.parent.index(this) - 1);
  };

  _proto.clone = function clone(overrides) {
    if (overrides === void 0) {
      overrides = {};
    }

    var cloned = cloneNode(this);

    for (var name in overrides) {
      cloned[name] = overrides[name];
    }

    return cloned;
  }
  /**
   * Some non-standard syntax doesn't follow normal escaping rules for css.
   * This allows non standard syntax to be appended to an existing property
   * by specifying the escaped value. By specifying the escaped value,
   * illegal characters are allowed to be directly inserted into css output.
   * @param {string} name the property to set
   * @param {any} value the unescaped value of the property
   * @param {string} valueEscaped optional. the escaped value of the property.
   */
  ;

  _proto.appendToPropertyAndEscape = function appendToPropertyAndEscape(name, value, valueEscaped) {
    if (!this.raws) {
      this.raws = {};
    }

    var originalValue = this[name];
    var originalEscaped = this.raws[name];
    this[name] = originalValue + value; // this may trigger a setter that updates raws, so it has to be set first.

    if (originalEscaped || valueEscaped !== value) {
      this.raws[name] = (originalEscaped || originalValue) + valueEscaped;
    } else {
      delete this.raws[name]; // delete any escaped value that was created by the setter.
    }
  }
  /**
   * Some non-standard syntax doesn't follow normal escaping rules for css.
   * This allows the escaped value to be specified directly, allowing illegal
   * characters to be directly inserted into css output.
   * @param {string} name the property to set
   * @param {any} value the unescaped value of the property
   * @param {string} valueEscaped the escaped value of the property.
   */
  ;

  _proto.setPropertyAndEscape = function setPropertyAndEscape(name, value, valueEscaped) {
    if (!this.raws) {
      this.raws = {};
    }

    this[name] = value; // this may trigger a setter that updates raws, so it has to be set first.

    this.raws[name] = valueEscaped;
  }
  /**
   * When you want a value to passed through to CSS directly. This method
   * deletes the corresponding raw value causing the stringifier to fallback
   * to the unescaped value.
   * @param {string} name the property to set.
   * @param {any} value The value that is both escaped and unescaped.
   */
  ;

  _proto.setPropertyWithoutEscape = function setPropertyWithoutEscape(name, value) {
    this[name] = value; // this may trigger a setter that updates raws, so it has to be set first.

    if (this.raws) {
      delete this.raws[name];
    }
  }
  /**
   *
   * @param {number} line The number (starting with 1)
   * @param {number} column The column number (starting with 1)
   */
  ;

  _proto.isAtPosition = function isAtPosition(line, column) {
    if (this.source && this.source.start && this.source.end) {
      if (this.source.start.line > line) {
        return false;
      }

      if (this.source.end.line < line) {
        return false;
      }

      if (this.source.start.line === line && this.source.start.column > column) {
        return false;
      }

      if (this.source.end.line === line && this.source.end.column < column) {
        return false;
      }

      return true;
    }

    return undefined;
  };

  _proto.stringifyProperty = function stringifyProperty(name) {
    return this.raws && this.raws[name] || this[name];
  };

  _proto.valueToString = function valueToString() {
    return String(this.stringifyProperty("value"));
  };

  _proto.toString = function toString() {
    return [this.rawSpaceBefore, this.valueToString(), this.rawSpaceAfter].join('');
  };

  _createClass(Node, [{
    key: "rawSpaceBefore",
    get: function get() {
      var rawSpace = this.raws && this.raws.spaces && this.raws.spaces.before;

      if (rawSpace === undefined) {
        rawSpace = this.spaces && this.spaces.before;
      }

      return rawSpace || "";
    },
    set: function set(raw) {
      (0, _util.ensureObject)(this, "raws", "spaces");
      this.raws.spaces.before = raw;
    }
  }, {
    key: "rawSpaceAfter",
    get: function get() {
      var rawSpace = this.raws && this.raws.spaces && this.raws.spaces.after;

      if (rawSpace === undefined) {
        rawSpace = this.spaces.after;
      }

      return rawSpace || "";
    },
    set: function set(raw) {
      (0, _util.ensureObject)(this, "raws", "spaces");
      this.raws.spaces.after = raw;
    }
  }]);

  return Node;
}();

exports["default"] = Node;
module.exports = exports.default;