How to use the @hint/utils-compat-data.getSupported function in @hint/utils-compat-data
To help you get started, we’ve selected a few @hint/utils-compat-data examples, based on popular ways it is used in public projects.
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webhintio / hint / packages / hint-compat-api / src / utils / filter-supports.ts View on Github 
const filterItem = (item: Declaration | DeclarationGroup, browsers: string[]): string[] => {
if ('prop' in item) {
const supportsProperty = getSupported({ property: item.prop }, browsers);
const supportsValue = supportsProperty && getSupported({ property: item.prop, value: item.value }, supportsProperty);
return supportsValue || [];
}
switch (item.type) {
case 'and':
return intersection(...item.nodes.map((child) => {
return filterItem(child, browsers);
}));
case 'or':
return union(...item.nodes.map((child) => {
return filterItem(child, browsers);
}));
case 'not':
return difference(browsers, filterItem(item.nodes[0], browsers));const filterItem = (item: Declaration | DeclarationGroup, browsers: string[]): string[] => {
if ('prop' in item) {
const supportsProperty = getSupported({ property: item.prop }, browsers);
const supportsValue = supportsProperty && getSupported({ property: item.prop, value: item.value }, supportsProperty);
return supportsValue || [];
}
switch (item.type) {
case 'and':
return intersection(...item.nodes.map((child) => {
return filterItem(child, browsers);
}));
case 'or':
return union(...item.nodes.map((child) => {
return filterItem(child, browsers);
}));
case 'not':
return difference(browsers, filterItem(item.nodes[0], browsers));
default:export const filterSupports = (params: string, browsers: string[]): string[] | null => {
const hasAtSupports = getSupported({ rule: 'supports'}, browsers);
if (!hasAtSupports) {
return null;
}
const root = parseSupports(params);
if (!root) {
return null;
}
try {
const supported = filterItem(root, hasAtSupports);
return supported.length ? supported : null;
} catch (e) {
