@sinclair/typebox
Version:
Json Schema Type Builder with Static Type Resolution for TypeScript
57 lines (56 loc) • 1.79 kB
JavaScript
// ------------------------------------------------------------------
// ValueGuard
// ------------------------------------------------------------------
import { IsArray, IsDate, IsMap, IsSet, IsObject, IsTypedArray, IsValueType } from '../guard/index.mjs';
// ------------------------------------------------------------------
// Clonable
// ------------------------------------------------------------------
function FromObject(value) {
const Acc = {};
for (const key of Object.getOwnPropertyNames(value)) {
Acc[key] = Clone(value[key]);
}
for (const key of Object.getOwnPropertySymbols(value)) {
Acc[key] = Clone(value[key]);
}
return Acc;
}
function FromArray(value) {
return value.map((element) => Clone(element));
}
function FromTypedArray(value) {
return value.slice();
}
function FromMap(value) {
return new Map(Clone([...value.entries()]));
}
function FromSet(value) {
return new Set(Clone([...value.entries()]));
}
function FromDate(value) {
return new Date(value.toISOString());
}
function FromValue(value) {
return value;
}
// ------------------------------------------------------------------
// Clone
// ------------------------------------------------------------------
/** Returns a clone of the given value */
export function Clone(value) {
if (IsArray(value))
return FromArray(value);
if (IsDate(value))
return FromDate(value);
if (IsTypedArray(value))
return FromTypedArray(value);
if (IsMap(value))
return FromMap(value);
if (IsSet(value))
return FromSet(value);
if (IsObject(value))
return FromObject(value);
if (IsValueType(value))
return FromValue(value);
throw new Error('ValueClone: Unable to clone value');
}