| library; |
| // |
| // Problems in library: |
| // |
| // pkg/front_end/testcases/patterns/issue51710.dart:8:4: Error: Can't assign to the final variable 'b'. |
| // (b, a) = (a, b); |
| // ^ |
| // |
| // pkg/front_end/testcases/patterns/issue51710.dart:8:7: Error: Can't assign to the final variable 'a'. |
| // (b, a) = (a, b); |
| // ^ |
| // |
| import self as self; |
| import "dart:core" as core; |
| |
| static method test() → void { |
| final hoisted has-declared-initializer core::String a; |
| final hoisted has-declared-initializer core::String b; |
| { |
| final synthesized dynamic #0#0 = ("left", "right"); |
| if(!((let final core::String #t1 = a = #0#0{(core::String, core::String)}.$1{core::String} in true) && (let final core::String #t2 = b = #0#0{(core::String, core::String)}.$2{core::String} in true))) |
| throw new core::StateError::•("Pattern matching error"); |
| } |
| core::print("${a} ${b}"); |
| block { |
| final synthesized dynamic #1#0 = (a, b); |
| if(!(invalid-expression "pkg/front_end/testcases/patterns/issue51710.dart:8:4: Error: Can't assign to the final variable 'b'. |
| (b, a) = (a, b); |
| ^" && invalid-expression "pkg/front_end/testcases/patterns/issue51710.dart:8:7: Error: Can't assign to the final variable 'a'. |
| (b, a) = (a, b); |
| ^")) |
| throw new core::StateError::•("Pattern matching error"); |
| } =>#1#0; |
| core::print("${a} ${b}"); |
| } |
| |
| |
| Extra constant evaluation status: |
| Evaluated: RecordLiteral @ org-dartlang-testcase:///issue51710.dart:6:18 -> RecordConstant(const ("left", "right")) |
| Extra constant evaluation: evaluated: 30, effectively constant: 1 |
