example: ```ts export function test(): void { function fnDecl(val: i32): i32 { return val; } const exprDecl = function fnDecl(val: i64): i64 { // <- fnDecl function name return val; } const fn32 = [fnDecl]; const fn64 = [exprDecl]; } ``` this cause to error: ```ts export function test(): void { function fnDecl(val: i32): i32 { return val; } const exprDecl = function (val: i64): i64 { return val; } const fn32 = [fnDecl]; const fn64 = [exprDecl]; } ``` output: ``` ERROR TS2304: Cannot find name 'fnDecl'. ;; ;; const fn32 = [fnDecl]; ;; ~~~~~~ ```