safe-json-value/build/src/indices.js

⛑️ JSON serialization should never fail

import{safeGetChangeProp}from"./get.js";






export const addNotArrayIndexChanges=(array,changes,path)=>{
if(!Array.isArray(array)){
return
}

const arrayProps=getArrayProps(array.length);

for(const key of Reflect.ownKeys(array)){
if(!arrayProps.has(key)){

changes.push({
path:[...path,key],
oldValue:safeGetChangeProp({parent:array,key}),
newValue:undefined,
reason:"ignoredArrayProperty"
})
}
}
};




const getArrayProps=(length)=>{
const indices=Array.from({length},getArrayIndex);
const arrayProps=new Set(indices);
arrayProps.add("length");
return arrayProps
};

const getArrayIndex=(_,index)=>String(index);