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don't use switch where single if/else works

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Bruno Windels 2021-09-30 08:42:00 +02:00
parent e0b9a3fa50
commit ae68264db4
1 changed files with 38 additions and 49 deletions
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87
src/utils/typedJSON.ts
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@ -22,63 +22,52 @@ export function parse(value: string): any {
return decodeValue(JSON.parse(value)); return decodeValue(JSON.parse(value));
} }
function encodeValue(value: any): any { function encodeValue(value: any): any {
switch (typeof value) { if (typeof value === "object" && value !== null && !Array.isArray(value)) {
case "object": { // TypedArray
if (value === null || Array.isArray(value)) { if (value.byteLength) {
return value; return {_type: value.constructor.name, value: Array.from(value)};
}
// TypedArray
if (value.byteLength) {
return {_type: value.constructor.name, value: Array.from(value)};
}
let newObj = {};
for (const prop in value) {
if (value.hasOwnProperty(prop)) {
newObj[prop] = encodeValue(value[prop]);
}
}
return newObj;
} }
default: let newObj = {};
return value; for (const prop in value) {
if (value.hasOwnProperty(prop)) {
newObj[prop] = encodeValue(value[prop]);
}
}
return newObj;
} else {
return value;
} }
} }
function decodeValue(value: any): any { function decodeValue(value: any): any {
switch (typeof value) { if (typeof value === "object" && value !== null && !Array.isArray(value)) {
case "object": { if (typeof value._type === "string") {
if (value === null || Array.isArray(value)) { switch (value._type) {
return value; case "Int8Array": return Int8Array.from(value.value);
case "Uint8Array": return Uint8Array.from(value.value);
case "Uint8ClampedArray": return Uint8ClampedArray.from(value.value);
case "Int16Array": return Int16Array.from(value.value);
case "Uint16Array": return Uint16Array.from(value.value);
case "Int32Array": return Int32Array.from(value.value);
case "Uint32Array": return Uint32Array.from(value.value);
case "Float32Array": return Float32Array.from(value.value);
case "Float64Array": return Float64Array.from(value.value);
case "BigInt64Array": return BigInt64Array.from(value.value);
case "BigUint64Array": return BigUint64Array.from(value.value);
default:
return value.value;
} }
if (typeof value._type === "string") {
switch (value._type) {
case "Int8Array": return Int8Array.from(value.value);
case "Uint8Array": return Uint8Array.from(value.value);
case "Uint8ClampedArray": return Uint8ClampedArray.from(value.value);
case "Int16Array": return Int16Array.from(value.value);
case "Uint16Array": return Uint16Array.from(value.value);
case "Int32Array": return Int32Array.from(value.value);
case "Uint32Array": return Uint32Array.from(value.value);
case "Float32Array": return Float32Array.from(value.value);
case "Float64Array": return Float64Array.from(value.value);
case "BigInt64Array": return BigInt64Array.from(value.value);
case "BigUint64Array": return BigUint64Array.from(value.value);
default:
return value.value;
}
}
let newObj = {};
for (const prop in value) {
if (value.hasOwnProperty(prop)) {
newObj[prop] = decodeValue(value[prop]);
}
}
return newObj;
} }
default: let newObj = {};
return value; for (const prop in value) {
if (value.hasOwnProperty(prop)) {
newObj[prop] = decodeValue(value[prop]);
}
}
return newObj;
} else {
return value;
} }
} }