tailwindcss/lib/util/negateValue.js

A utility-first CSS framework for rapidly building custom user interfaces.

"use strict";
Object.defineProperty(exports, "__esModule", {
    value: true
});
exports.default = _default;
function _default(value) {
    value = `${value}`;
    if (value === '0') {
        return '0';
    }
    // Flip sign of numbers
    if (/^[+-]?(\d+|\d*\.\d+)(e[+-]?\d+)?(%|\w+)?$/.test(value)) {
        return value.replace(/^[+-]?/, (sign)=>sign === '-' ? '' : '-'
        );
    }
    if (value.includes('var(') || value.includes('calc(')) {
        return `calc(${value} * -1)`;
    }
}