when at callsite

// Test 915: VERIFY when clause is at CALL SITE, not inside tap
//
// The ONLY way to verify this is to CHECK THE GENERATED CODE
// This test expects a specific pattern in output_emitted.zig

const std = @import("std");

~event produce { value: u32 }
|> log(result: d.result)
    |> _

~produce(value: 10)
|> _

~produce(value: 30)
|> _