KT element: KtIsExpression
FIR element: FirTypeOperatorCallImpl
FIR source kind: KtRealSourceElementKind

FIR element rendered:
(R|<local>/x| is R|kotlin/String|)

FIR FILE:
FILE: [ResolvedTo(IMPORTS)] isExpressionScript.kts
    public final [ResolvedTo(RAW_FIR)] fun foo([ResolvedTo(RAW_FIR)] x: R|kotlin/Any|): R|kotlin/Boolean| {
        ^foo (R|<local>/x| is R|kotlin/String|)
    }
    [ResolvedTo(RAW_FIR)] lval args: R|kotlin/Array<kotlin/String>|<script>@R|kotlin/script/templates/standard/ScriptTemplateWithArgs|
