expo-router/build/react-navigation/core/checkSerializable.js

Expo Router is a file-based router for React Native and web applications.

"use strict";
Object.defineProperty(exports, "__esModule", {
    value: true
});
Object.defineProperty(exports, "checkSerializable", {
    enumerable: true,
    get: function() {
        return checkSerializable;
    }
});
const checkSerializableWithoutCircularReference = (o, seen, location)=>{
    if (o === undefined || o === null || typeof o === 'boolean' || typeof o === 'number' || typeof o === 'string') {
        return {
            serializable: true
        };
    }
    if (Object.prototype.toString.call(o) !== '[object Object]' && !Array.isArray(o)) {
        return {
            serializable: false,
            location,
            reason: typeof o === 'function' ? 'Function' : String(o)
        };
    }
    if (seen.has(o)) {
        return {
            serializable: false,
            reason: 'Circular reference',
            location
        };
    }
    seen.add(o);
    if (Array.isArray(o)) {
        for(let i = 0; i < o.length; i++){
            const childResult = checkSerializableWithoutCircularReference(o[i], new Set(seen), [
                ...location,
                i
            ]);
            if (!childResult.serializable) {
                return childResult;
            }
        }
    } else {
        for(const key in o){
            const childResult = checkSerializableWithoutCircularReference(o[key], new Set(seen), [
                ...location,
                key
            ]);
            if (!childResult.serializable) {
                return childResult;
            }
        }
    }
    return {
        serializable: true
    };
};
function checkSerializable(o) {
    return checkSerializableWithoutCircularReference(o, new Set(), []);
}

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