@technobuddha/library

<!doctype html> <html lang="en"> <head> <title>Code coverage report for wordwrap.ts</title> <meta charset="utf-8" /> <link rel="stylesheet" href="prettify.css" /> <link rel="stylesheet" href="base.css" /> <link rel="shortcut icon" type="image/x-icon" href="favicon.png" /> <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> wordwrap.ts</h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 100% Statements 45/45 </div> <div class='fl pad1y space-right2'> 100% Branches 17/17 </div> <div class='fl pad1y space-right2'> 100% Functions 1/1 </div> <div class='fl pad1y space-right2'> 100% Lines 45/45 </div> </div> Press n or j to go to the next uncovered block, b, p or k for the previous block. <template id="filterTemplate"> <div class="quiet"> Filter: <input type="search" id="fileSearch"> </div> </template> </div> <div class='status-line high'></div> <pre><table class="coverage"> <tr><td class="line-count quiet"><a name='L1'></a><a href='#L1'>1</a> <a name='L2'></a><a href='#L2'>2</a> <a name='L3'></a><a href='#L3'>3</a> <a name='L4'></a><a href='#L4'>4</a> <a name='L5'></a><a href='#L5'>5</a> <a name='L6'></a><a href='#L6'>6</a> <a name='L7'></a><a href='#L7'>7</a> <a name='L8'></a><a href='#L8'>8</a> <a name='L9'></a><a href='#L9'>9</a> <a name='L10'></a><a href='#L10'>10</a> <a name='L11'></a><a href='#L11'>11</a> <a name='L12'></a><a href='#L12'>12</a> <a name='L13'></a><a href='#L13'>13</a> <a name='L14'></a><a href='#L14'>14</a> <a name='L15'></a><a href='#L15'>15</a> <a name='L16'></a><a href='#L16'>16</a> <a name='L17'></a><a href='#L17'>17</a> <a name='L18'></a><a href='#L18'>18</a> <a name='L19'></a><a href='#L19'>19</a> <a name='L20'></a><a href='#L20'>20</a> <a name='L21'></a><a href='#L21'>21</a> <a name='L22'></a><a 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7x   72x 4x   1x 1x     4x 4x 4x     72x 64x 64x 64x     72x 72x 72x     7x 1x 45x 45x 1x   4x 4x  </td><td class="text"><pre class="prettyprint lang-js">import { splitWords } from './split-words.ts'; import { empty, space } from './unicode.ts';   /** * Options for the {@link wordwrap} function * @group String * @category Operations */ export type WordwrapOptions = { /** The width to wrap to */ width?: number; /** Line separator */ separator?: string; /** If true, don't limit breaks to word boundaries */ cut?: boolean; /** If true, spaces are added to the end of each line to make all lines equal width, ignored if cut or preserveSpaces is true */ trailingSpaces?: boolean; };   /** * Wrap text so that it fits within a area of fixed width * @param input - the text to wrap * @param options - see {@link WordwrapOptions} * @defaultValue width 75 * @defaultValue separator \\n * @defaultValue cut default false * @defaultValue trailingSpaces false * @returns wrapped text * @group String * @category Operations */ export function wordwrap( input: string, { width = 75, separator = '\n', cut = false, trailingSpaces = false }: WordwrapOptions = {}, ): string { if (width <= 0) { return input; } else if (cut) { let result = empty;   // walk through each character and add separators where appropriate for (let i = 0; i < input.length; ++i) { if (i % width === 0 && i > 0) { result += separator; } result += input.charAt(i); }   // fill the rest of the line with spaces if trailingSpaces option is true if (trailingSpaces) { result += space.repeat(width - (input.length % width)); }   return result; } let currentColumn = 0; let result = empty;   for (const word of splitWords(input)) { // if adding a space and the next word would cause this line to be longer than width... if (word.length + currentColumn > width) { if (trailingSpaces) { // fill the rest of the line with spaces if trailingSpaces option is true result += space.repeat(width - currentColumn); }   //start new line result += separator; currentColumn = 0; }   // if not at the beginning of the line, add a space in front of the word if (currentColumn > 0) { result += space; currentColumn++; }   // tack on the next word, update current column, a pop words array result += word; currentColumn += word.length; }   // fill the rest of the line with spaces if trailingSpaces option is true if (trailingSpaces) { while (currentColumn++ < width) { result += space; } }   return result; }  </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" rel="noopener noreferrer">istanbul</a> at 2025-09-10T15:22:40.218Z </div> <script src="prettify.js"></script> <script> window.onload = function () { prettyPrint(); }; </script> <script src="sorter.js"></script> <script src="block-navigation.js"></script> </body> </html>