grid-template-parser/lib/primitives.js

A simple CSS Grid template parser

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
var track = exports.track = function track() {
  var start = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 1;
  var end = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 1;
  return { start: start, end: end, span: end - start };
};

var area = exports.area = function area() {
  var _ref = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
      _ref$x = _ref.x,
      x = _ref$x === undefined ? 0 : _ref$x,
      _ref$y = _ref.y,
      y = _ref$y === undefined ? 0 : _ref$y,
      _ref$width = _ref.width,
      width = _ref$width === undefined ? 0 : _ref$width,
      _ref$height = _ref.height,
      height = _ref$height === undefined ? 0 : _ref$height;

  return {
    column: track(x + 1, x + width + 1),
    row: track(y + 1, y + height + 1)
  };
};

var rect = exports.rect = function rect() {
  var _ref2 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
      _ref2$column = _ref2.column,
      column = _ref2$column === undefined ? { start: 1, end: 1, span: 0 } : _ref2$column,
      _ref2$row = _ref2.row,
      row = _ref2$row === undefined ? { start: 1, end: 1, span: 0 } : _ref2$row;

  return {
    x: column.start - 1,
    y: row.start - 1,
    width: column.end - column.start,
    height: row.end - row.start
  };
};