41 lines
937 B
TypeScript
41 lines
937 B
TypeScript
const replacer = (_key: any, value: any) => {
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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())
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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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const sortObj = (obj: any): any =>
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obj === null || typeof obj !== 'object'
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? obj
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: Array.isArray(obj)
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? obj.map(sortObj)
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: Object.assign(
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{},
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...Object.entries(obj)
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.sort(([keyA], [keyB]) => keyA.localeCompare(keyB))
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.map(([k, v]) => ({ [k]: sortObj(v) }))
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);
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const reviver = (_key: any, value: any) => {
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if (typeof value === 'object' && value !== null) {
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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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}
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return value;
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};
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// "deterministic" stringify
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export const stringify = (obj: any) => {
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return JSON.stringify(sortObj(obj), replacer);
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};
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export const parse = <T>(str: string) => {
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return JSON.parse(str, reviver) as unknown as T;
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};
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