unix-permissions/build/src/types/number/parse.js

Swiss Army knife for Unix permissions

import{NODES_MAP}from"../../nodes.js";

import{VALUES}from"./constants.js";


export const parse=(number)=>{
if(!isValidNumber({number})){
return
}

return Object.entries(NODES_MAP).map(([nodeKey,node])=>
getNode({number,nodeKey,node})
)
};



const isValidNumber=({number})=>
Number.isInteger(number)&&number>=MIN_NUMBER&&number<=MAX_NUMBER;

const MIN_NUMBER=0;
const MAX_NUMBER=65535;


const getNode=({number,nodeKey,node})=>{
const add=getAdd({number,nodeKey});
return{...node,add}
};

const getAdd=({number,nodeKey})=>{
const value=VALUES[nodeKey];

return(number&value)!==0
};