var configuration = require('../../configuration'); var InvalidPropertyError = require('../../invalid-property-error'); function populateComponents(properties, validator, warnings) { var component; var j, m; for (var i = properties.length - 1; i >= 0; i--) { var property = properties[i]; var descriptor = configuration[property.name]; if (!property.dynamic && descriptor && descriptor.shorthand) { if (onlyValueIsVariable(property, validator) || moreThanOneValueIsVariable(property, validator)) { property.optimizable = false; continue; } property.shorthand = true; property.dirty = true; try { property.components = descriptor.breakUp(property, configuration, validator); if (descriptor.shorthandComponents) { for (j = 0, m = property.components.length; j < m; j++) { component = property.components[j]; component.components = configuration[component.name].breakUp(component, configuration, validator); } } } catch (e) { if (e instanceof InvalidPropertyError) { property.components = []; // this will set property.unused to true below warnings.push(e.message); } else { throw e; } } if (property.components.length > 0) property.multiplex = property.components[0].multiplex; else property.unused = true; } } } function onlyValueIsVariable(property, validator) { return property.value.length == 1 && validator.isVariable(property.value[0][1]); } function moreThanOneValueIsVariable(property, validator) { return property.value.length > 1 && property.value.filter(function (value) { return validator.isVariable(value[1]); }).length > 1; } module.exports = populateComponents;