@gannochenko/ui.styled-components/build.esm/mixins/op.js

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export const pInt = (val) => {
    let iVal = 0;
    if (typeof val === 'string') {
        iVal = parseInt(val, 10);
        if (Number.isNaN(iVal)) {
            iVal = 0;
        }
    }
    else if (typeof val !== 'undefined' && val !== null) {
        iVal = val;
    }
    return iVal;
};
export const op = (val, fn) => {
    if (typeof val === 'undefined' || val === null) {
        return val;
    }
    const results = val
        .toString()
        .trim()
        .match(/^(\d+)?(.(\d+))?(px|rem|em)?$/i);
    if (results && results.length) {
        const full = pInt(results[1]);
        const frac = pInt(results[3]);
        const unit = results[4] || '';
        return `${fn(full + +`0.${frac}`)}${unit}`;
    }
    return val.toString();
};
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