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stringifiable type with TS
export type Stringifiable = object | string | boolean | number | null;
export const stdMarker = 'gfy';
export const getJSONCanonical = function (v: Stringifiable, marker?: string) {
marker = marker || stdMarker;
return JSON.stringify({
[marker]: true,
value: v
});
};
getJSONCanonical(undefined); // no compilation error?
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