UNPKG

@assistant-ui/react

Version:

TypeScript/React library for AI Chat

56 lines (47 loc) 1.25 kB
import { ReadonlyJSONArray, ReadonlyJSONObject, ReadonlyJSONValue, } from "assistant-stream/utils"; export function isJSONValue( value: unknown, currentDepth: number = 0, ): value is ReadonlyJSONValue { // Protect against too deep recursion if (currentDepth > 100) { return false; } if ( value === null || typeof value === "string" || typeof value === "boolean" ) { return true; } // Handle special number cases if (typeof value === "number") { return !Number.isNaN(value) && Number.isFinite(value); } if (Array.isArray(value)) { return value.every((item) => isJSONValue(item, currentDepth + 1)); } if (typeof value === "object") { return Object.entries(value).every( ([key, val]) => typeof key === "string" && isJSONValue(val, currentDepth + 1), ); } return false; } export function isJSONArray(value: unknown): value is ReadonlyJSONArray { return Array.isArray(value) && value.every(isJSONValue); } export function isJSONObject(value: unknown): value is ReadonlyJSONObject { return ( value != null && typeof value === "object" && Object.entries(value).every( ([key, val]) => typeof key === "string" && isJSONValue(val), ) ); }