unix-permissions/build/src/types/stat/serialize.js

Swiss Army knife for Unix permissions

import{SPECIAL_PERMISSIONS}from"../../constants.js";
import{getNodesMap,NODES_MAP}from"../../nodes.js";

import{contractSpecial}from"./tokenize.js";


export const serialize=(nodes)=>{
const addedNodes=getAddedNodes({nodes});

const stat=Object.entries(NODES_MAP).
map(([nodeKey,node])=>serializeNode({node,nodeKey,addedNodes})).
join("");

const statA=contractSpecial(stat);
return statA
};


const getAddedNodes=({nodes})=>{
const nodesA=nodes.filter(hasAdd);
return getNodesMap(nodesA)
};

const hasAdd=({add})=>add===true;


const serializeNode=({node:{permission},nodeKey,addedNodes})=>{
if(addedNodes[nodeKey]!==undefined){
return permission
}


if(SPECIAL_PERMISSIONS.has(permission)){
return""
}

return NO_PERMISSION
};

const NO_PERMISSION="-";