|  | library; | 
|  | import self as self; | 
|  | import "dart:core" as core; | 
|  |  | 
|  | static method test(dynamic x) → dynamic { | 
|  | #L1: | 
|  | { | 
|  | final synthesized dynamic #0#0 = x; | 
|  | synthesized dynamic #0#4; | 
|  | synthesized core::bool #0#4#isSet = false; | 
|  | { | 
|  | if(#0#0 is core::Map<dynamic, dynamic> && (!((#0#4#isSet ?{dynamic} #0#4{dynamic} : let final dynamic #t1 = #0#4#isSet = true in #0#4 = #0#0{core::Map<dynamic, dynamic>}.{core::Map::[]}(#C1){(core::Object?) → dynamic}) == null) || null is dynamic && #0#0{core::Map<dynamic, dynamic>}.{core::Map::containsKey}(#C1){(core::Object?) → core::bool}) && (let final dynamic #t2 = (#0#4#isSet ?{dynamic} #0#4{dynamic} : let final dynamic #t3 = #0#4#isSet = true in #0#4 = #0#0{core::Map<dynamic, dynamic>}.{core::Map::[]}(#C1){(core::Object?) → dynamic}) as core::int in #C2 =={core::num::==}{(core::Object) → core::bool} (#0#4#isSet ?{dynamic} #0#4{dynamic} : let final dynamic #t4 = #0#4#isSet = true in #0#4 = #0#0{core::Map<dynamic, dynamic>}.{core::Map::[]}(#C1){(core::Object?) → dynamic}) as core::int)) { | 
|  | { | 
|  | break #L1; | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | constants  { | 
|  | #C1 = "a" | 
|  | #C2 = 1 | 
|  | } |