scancss/dist/handlers/properties/handleZIndex/index.js

A robust CSS stylesheet statistics collector and analyzer

'use strict';

Object.defineProperty(exports, "__esModule", {
	value: true
});
exports.handleZIndex = handleZIndex;

var _cssExplicitDefaultingKeywords = require('../../../constants/cssExplicitDefaultingKeywords');

var _reCssVariable = require('../../../constants/reCssVariable');

var _countUsage = require('../../../calculators/countUsage');

const zIndexAllowedKeywords = ['auto', ..._cssExplicitDefaultingKeywords.cssExplicitDefaultingKeywords];

function handleZIndex(decl, report) {
	const propValue = decl.value;

	report.zIndices.total++;
	(0, _countUsage.countUsage)(propValue, report.zIndices.usage);

	/** Count invalid z-indices */
	if (Number.isInteger(Number(propValue)) === false && zIndexAllowedKeywords.includes(propValue) === false && propValue.startsWith('calc(') === false && _reCssVariable.reCssVariable.test(propValue) === false) {
		(0, _countUsage.countUsage)(propValue, report.zIndices.invalid);
	}
}