32 lines
1 KiB
TypeScript
32 lines
1 KiB
TypeScript
const isNumString = (str: string): boolean => !isNaN(Number(str))
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type JsonObject = { [key: string]: unknown }
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type JsonArray = Array<unknown>
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type Json = JsonObject | JsonArray | string | number | boolean | null
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function deepParseJson(jsonString: Json): Json {
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if (typeof jsonString === 'string') {
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if (isNumString(jsonString)) {
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return jsonString
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}
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try {
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return deepParseJson(JSON.parse(jsonString))
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} catch {
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return jsonString
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}
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} else if (Array.isArray(jsonString)) {
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return jsonString.map((val) => deepParseJson(val as JsonArray))
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} else if (typeof jsonString === 'object' && jsonString !== null) {
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return Object.keys(jsonString).reduce<JsonObject>((obj, key) => {
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const val = jsonString[key]
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obj[key] = isNumString(val as string)
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? val
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: deepParseJson(val as number)
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return obj
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}, {})
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} else {
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return jsonString
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}
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}
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export default deepParseJson
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