20 lines
586 B
TypeScript
20 lines
586 B
TypeScript
// https://stackoverflow.com/questions/29085197/how-do-you-json-stringify-an-es6-map
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export default class MapJson {
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static replacer(key: unknown, value: unknown) {
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if (value instanceof Map) {
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return {
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dataType: 'Map',
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value: Array.from(value.entries()), // or with spread: value: [...value]
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}
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} else {
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return value
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}
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}
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static reviver(key: unknown, value: any) {
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if (value?.dataType === 'Map') {
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return new Map(value.value)
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}
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return value
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}
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} |