Scope issue?

"hi"

a = function () {
    console.log('hi');
}

function b() {
    console.log('eh whatever');
    debugger;
}
b();

hi, C is undefined D is undefined

a = function () {
    console.log('hi');
}

function b() {
    c = function () {
        console.log('yikes')
    }

    function d() {
        console.log('jinkies')
    }
    console.log('eh whatever');
    debugger;
}
b();

---------------------------------------------------------------------
Break in C:\Users\cutecycle\Box Sync\Projects\couriers\test
.js:8
  6 function b() {
  7     console.log('eh whatever');
> 8     debugger;
  9 }
 10 b();
debug> repl
Press Ctrl + C to leave debug repl
> a()
< hi
> c()
ReferenceError: c is not defined
> d()
ReferenceError: d is not defined
>

hm

state = {}
a = function () {
    console.log('hi');
}

function b(state) {
    c = function () {
        console.log('yikes')
    }

    function d() {
        console.log('jinkies')
    }
    console.log('eh whatever');
    debugger;
    console.log('hi bb')
}
b(state);






break in C:\Users\cutecycle\Box Sync\Projects\couriers\test.js:15
 13     }
 14     console.log('eh whatever');
>15     debugger;
 16     console.log('hi bb')
 17 }
debug> repl
Press Ctrl + C to leave debug repl
> a()
< hi
> c()
< yikes
> d()
< jinkies
>

ReferenceError: a is not defined

function a() {
    console.log('hi');
}

function b() {
    console.log('eh whatever');
    debugger;
}
b();

the situation

function uni_fire(playernumber, handnumber, state) {
    state.deck.push(state.player[playernumber].hand[handnumber]);
    state.player[playernumber].hand.splice(handnumber, 1);

    return state;
}

function init(state) {
    state.deck = constructdeck();
    state.totalticks = 0;
    state.clock = 0;
    state.packages = [].fill({
        owner: null
    }, 0, 9);
    state.player = []
    state.player[0] = {}
    state.player[0].hand = [];
    state.player[1] = {}
    state.player[1].hand = [];
    state = deck_deal(state);
    debugger; 
    console.log("hello");

    return state;

}
state = init(state);



-------------------------------------------------------------------------
break in C:\Users\cutecycle\Box Sync\Projects\couriers\game.js:204
 202     state.player[1].hand = [];
 203     state = deck_deal(state);
>204     debugger; //state = uni_fire(0,0,state);
 205     //debugger;
 206     console.log("hello");
debug> repl
Press Ctrl + C to leave debug repl
> uni_fire(0,0,state)
ReferenceError: uni_fire is not defined
>