const objFromArr = require("obj-from-arr");

objFromArr(["a", "b", "c"], val => {
    // Handle array here. I'm going to use some simple handling logic as an example.
    if (val === "a") return 1;
    if (val === "b") return 2;
    if (val === "c") return 3;
});
//=> { "a": 1, "b": 2, "c": 3 }