mirror of
https://github.com/shivammathur/setup-php.git
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28 lines
824 B
JavaScript
28 lines
824 B
JavaScript
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'use strict';
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/**
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* @param {string} msg The message to wrap
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* @param {object} [opts]
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* @param {number|string} [opts.margin] Left margin
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* @param {number} [opts.width] Maximum characters per line including the margin
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*/
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module.exports = (msg, opts = {}) => {
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const tab = Number.isSafeInteger(parseInt(opts.margin))
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? new Array(parseInt(opts.margin)).fill(' ').join('')
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: (opts.margin || '');
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const width = opts.width || process.stdout.columns;
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return (msg || '').split(/\r?\n/g)
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.map(line => line
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.split(/\s+/g)
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.reduce((arr, w) => {
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if (w.length + tab.length >= width || arr[arr.length - 1].length + w.length + 1 < width)
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arr[arr.length - 1] += ` ${w}`;
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else arr.push(`${tab}${w}`);
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return arr;
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}, [ tab ])
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.join('\n'))
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.join('\n');
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};
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