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(function (Prism) {
Prism.languages.flow = Prism.languages.extend('javascript', {});
Prism.languages.insertBefore('flow', 'keyword', {
type: [
{
pattern:
/\b(?:[Bb]oolean|Function|[Nn]umber|[Ss]tring|[Ss]ymbol|any|mixed|null|void)\b/,
alias: 'class-name',
},
],
});
Prism.languages.flow['function-variable'].pattern =
/(?!\s)[_$a-z\xA0-\uFFFF](?:(?!\s)[$\w\xA0-\uFFFF])*(?=\s*=\s*(?:function\b|(?:\([^()]*\)(?:\s*:\s*\w+)?|(?!\s)[_$a-z\xA0-\uFFFF](?:(?!\s)[$\w\xA0-\uFFFF])*)\s*=>))/i;
delete Prism.languages.flow['parameter'];
Prism.languages.insertBefore('flow', 'operator', {
'flow-punctuation': {
pattern: /\{\||\|\}/,
alias: 'punctuation',
},
});
if (!Array.isArray(Prism.languages.flow.keyword)) {
Prism.languages.flow.keyword = [Prism.languages.flow.keyword];
}
Prism.languages.flow.keyword.unshift(
{
pattern: /(^|[^$]\b)(?:Class|declare|opaque|type)\b(?!\$)/,
lookbehind: true,
},
{
pattern:
/(^|[^$]\B)\$(?:Diff|Enum|Exact|Keys|ObjMap|PropertyType|Record|Shape|Subtype|Supertype|await)\b(?!\$)/,
lookbehind: true,
}
);
})(Prism);
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