KT element: KtNamedFunction
FIR element: FirSimpleFunctionImpl
FIR source kind: KtRealSourceElementKind

FIR element rendered:
local final [ResolvedTo(BODY_RESOLVE)] fun x(): R|kotlin/String| {
    ^x String()
}

FIR FILE:
FILE: [ResolvedTo(IMPORTS)] localFunction.kt
    public final [ResolvedTo(BODY_RESOLVE)] fun y(): R|kotlin/Unit| {
        local final [ResolvedTo(BODY_RESOLVE)] fun x(): R|kotlin/String| {
            ^x String()
        }

    }