@wordpress/components
Version:
UI components for WordPress.
33 lines (31 loc) • 972 B
JavaScript
const UNITED_VALUE_REGEX = /^([\d.\-+]*)\s*(fr|cm|mm|Q|in|pc|pt|px|em|ex|ch|rem|lh|vw|vh|vmin|vmax|%|cap|ic|rlh|vi|vb|deg|grad|rad|turn|s|ms|Hz|kHz|dpi|dpcm|dppx|svw|lvw|dvw|svh|lvh|dvh|svi|lvi|dvi|svb|lvb|dvb|svmin|lvmin|dvmin|svmax|lvmax|dvmax)?$/;
/**
* Parses a number and unit from a value.
*
* @param toParse Value to parse
*
* @return The extracted number and unit.
*/
export function parseCSSUnitValue(toParse) {
const value = toParse.trim();
const matched = value.match(UNITED_VALUE_REGEX);
if (!matched) {
return [undefined, undefined];
}
const [, num, unit] = matched;
let numParsed = parseFloat(num);
numParsed = Number.isNaN(numParsed) ? undefined : numParsed;
return [numParsed, unit];
}
/**
* Combines a value and a unit into a unit value.
*
* @param value
* @param unit
*
* @return The unit value.
*/
export function createCSSUnitValue(value, unit) {
return `${value}${unit}`;
}
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