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<!doctype html> <html lang="en"> <head> <title>Code coverage report for components/ResponsiveGrid/ResponsiveGrid.tsx</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../../prettify.css" /> <link rel="stylesheet" href="../../base.css" /> <meta name="viewport" content="width=device-width, initial-scale=1"> <style type='text/css'> .coverage-summary .sorter { background-image: url(../../sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1> <a href="../../index.html">All files</a> / <a href="index.html">components/ResponsiveGrid</a> ResponsiveGrid.tsx </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 0% Statements 0/50 </div> <div class='fl pad1y space-right2'> 0% Branches 0/16 </div> <div class='fl pad1y space-right2'> 0% Functions 0/11 </div> <div class='fl pad1y space-right2'> 0% Lines 0/49 </div> </div> Press n or j to go to the next uncovered block, b, p or k for the previous block. </div> <div class='status-line 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                                                                                                                                                             </td><td class="text"><pre class="prettyprint lang-js">import _ from 'lodash'; import React from 'react'; import PropTypes from 'react-peek/prop-types'; import { lucidClassNames } from '../../util/style-helpers'; import { StandardProps, findTypes, omitProps, } from '../../util/component-types'; import Resizer from '../Resizer/Resizer';   const cx = lucidClassNames.bind('&-ResponsiveGrid');   const { string, number, arrayOf } = PropTypes;   interface IResponsiveGridCellProps extends StandardProps {}   const Cell = (_props: IResponsiveGridCellProps): null => null; Cell.displayName = 'ResponsiveGrid.Cell'; Cell.peek = { description: ` Renders a \`<article>\` as the grid cell `, };   interface IResponsiveGridWrapperProps extends StandardProps, React.DetailedHTMLProps< React.HTMLAttributes<HTMLDivElement>, HTMLDivElement > { /** * Break points for the grid to switch column layouts. Break points should be provided * in ascending order. Currently only two break points are used. Example: [960, 1430] */ breakPoints: number[]; }   interface IResponsiveGridProps extends IResponsiveGridWrapperProps { /** * Width of the grid. Note: this does not set the width of the grid, and should be * provided by calculating the width of the parent element. */ width: number; }   const defaultProps = { breakPoints: [960, 1430], };   export class ResponsiveGrid extends React.Component<IResponsiveGridProps> { static displayName = 'ResponsiveGrid';   static propTypes = { width: number`Width of the grid. Note: this does not set the width of the grid, and should be provided by calculating the width of the parent element.`,   breakPoints: arrayOf(number)` Break points for the grid to switch column layouts. Break points should be provided in ascending order. Currently only two break points are used. Example: [960, 1430]`,   className: string` Appended to the component-specific class names set on the root elements. `, };   getColumnLayout = (numberOfColumns: number) => { const cellProps: IResponsiveGridCellProps[] = _.map( findTypes(this.props, ResponsiveGridWrapper.Cell), 'props' );   const columns = _.reduce( _.map(cellProps, (props: IResponsiveGridCellProps, key: number) => ( <article key={key} className={cx('&-Cell')}> {props.children} </article> )), (columns: React.ReactElement[][], cell, idx: number) => { columns[idx % numberOfColumns].push(cell); return columns; }, _.times(numberOfColumns, () => []) );   return ( <div className={cx('&', { '&-one-column': numberOfColumns === 1, })} > {_.map(columns, (col, index) => { return ( <div key={index} className={cx('&-Column')}> {col} </div> ); })} </div> ); };   shouldComponentUpdate(nextProps: IResponsiveGridProps) { const { width, breakPoints } = this.props; const { width: nextWidth } = nextProps; const [breakOne, breakTwo] = breakPoints;   if (nextWidth < width) { return ( (nextWidth < breakOne && width >= breakOne) || (nextWidth < breakTwo && width >= breakTwo) ); } else if (nextWidth > width) { return ( (nextWidth > breakOne && width <= breakOne) || (nextWidth > breakTwo && width <= breakTwo) ); }   return false; }   render() { const { width, breakPoints } = this.props; const [breakOne, breakTwo] = breakPoints;   if (width < breakTwo) { if (width < breakOne) { return this.getColumnLayout(1); } return this.getColumnLayout(2); } return this.getColumnLayout(3); } }   const ResponsiveGridWrapper = (props: IResponsiveGridWrapperProps) => { const { breakPoints, children, className, ...passThroughs } = props;   return ( <Resizer className={cx('&', className)} {...omitProps( passThroughs, undefined, _.keys(ResponsiveGridWrapper.propTypes), false )} > {width => { return ( <ResponsiveGrid width={width} breakPoints={breakPoints}> {children} </ResponsiveGrid> ); }} </Resizer> ); }; ResponsiveGridWrapper.Cell = Cell; ResponsiveGridWrapper.defaultProps = defaultProps; ResponsiveGridWrapper.displayName = ResponsiveGrid.displayName; ResponsiveGridWrapper.propTypes = { breakPoints: arrayOf(number)` Break points for the grid to switch column layouts. Break points should be provided in ascending order. Currently only two break points are used. Example: [960, 1430] `,   className: string` Appended to the component-specific class names set on the root elements. `, }; ResponsiveGridWrapper.peek = { description: ` A grid container that changes the number of grid columns in response to width changes. By default, the grid cells are displayed in a single column for widths less than 960px, two columns for widths greater than 960px and less than 1430px, and three columns for widths greater than 1430px. Custom break points can be provided through the \`breakPoints\` prop. `, categories: ['utility'], madeFrom: ['Resizer'], };   export default ResponsiveGridWrapper;  </pre></td></tr> </table></pre> <div class='push'></div> </div> <div class='footer quiet pad2 space-top1 center small'> Code coverage generated by <a href="https://istanbul.js.org/" target="_blank">istanbul</a> at Wed Dec 02 2020 17:53:54 GMT+0000 (Coordinated Universal Time) </div> </div> <script src="../../prettify.js"></script> <script> window.onload = function () { if (typeof prettyPrint === 'function') { prettyPrint(); } }; </script> <script src="../../sorter.js"></script> <script src="../../block-navigation.js"></script> </body> </html>