| library #lib /*isNonNullableByDefault*/; |
| import self as self; |
| import "dart:core" as core; |
| import "dart:_internal" as _in; |
| |
| class A extends core::Object { |
| [@vm.inferred-type.metadata=dart.core::_OneByteString] [@vm.procedure-attributes.metadata=methodOrSetterCalledDynamically:false,getterCalledDynamically:false,hasThisUses:false,hasNonThisUses:false,hasTearOffUses:false,methodOrSetterSelectorId:1,getterSelectorId:2] field core::String? nonNullable; |
| [@vm.inferred-type.metadata=dart.core::_OneByteString?] [@vm.procedure-attributes.metadata=methodOrSetterCalledDynamically:false,getterCalledDynamically:false,hasThisUses:false,hasNonThisUses:false,hasTearOffUses:false,methodOrSetterSelectorId:3,getterSelectorId:4] field core::String? nullable; |
| [@vm.inferred-type.metadata=dart.core::Null? (value: null)] [@vm.procedure-attributes.metadata=methodOrSetterCalledDynamically:false,getterCalledDynamically:false,hasThisUses:false,hasNonThisUses:false,hasTearOffUses:false,methodOrSetterSelectorId:5,getterSelectorId:6] field core::String? alwaysNull; |
| constructor •([@vm.inferred-type.metadata=dart.core::_OneByteString] core::String? nonNullable, [@vm.inferred-type.metadata=dart.core::_OneByteString?] core::String? nullable) → self::A |
| : self::A::nonNullable = nonNullable, self::A::nullable = nullable, self::A::alwaysNull = #C1, super core::Object::•() |
| ; |
| } |
| [@vm.inferred-type.metadata=#lib::A?]static field self::A staticField = new self::A::•("hi", "bye"); |
| static method testNonNullableIf1([@vm.inferred-type.metadata=#lib::A?] self::A a) → dynamic { |
| { |
| [@vm.direct-call.metadata=#lib::A.nonNullable??] [@vm.inferred-type.metadata=dart.core::_OneByteString] a.{self::A::nonNullable}{core::String?}; |
| } |
| } |
| static method testNullableIf1([@vm.inferred-type.metadata=#lib::A?] self::A a) → dynamic { |
| if([@vm.direct-call.metadata=#lib::A.nullable??] [@vm.inferred-type.metadata=dart.core::_OneByteString?] a.{self::A::nullable}{core::String?} == null) { |
| core::print("null"); |
| } |
| } |
| static method testAlwaysNullIf1([@vm.inferred-type.metadata=#lib::A?] self::A a) → dynamic { |
| { |
| [@vm.direct-call.metadata=#lib::A.alwaysNull??] [@vm.inferred-type.metadata=dart.core::Null? (value: null)] a.{self::A::alwaysNull}{core::String?}; |
| { |
| core::print("null"); |
| } |
| } |
| } |
| static method testNonNullableIf2([@vm.inferred-type.metadata=#lib::A?] self::A a) → dynamic { |
| if(( block { |
| [@vm.direct-call.metadata=#lib::A.nonNullable??] [@vm.inferred-type.metadata=dart.core::_OneByteString] a.{self::A::nonNullable}{core::String?}; |
| } =>true) && _in::unsafeCast<core::bool>([@vm.inferred-type.metadata=dart.core::bool] self::someCondition())) { |
| core::print("not null"); |
| } |
| } |
| static method testNullableIf2([@vm.inferred-type.metadata=#lib::A?] self::A a) → dynamic { |
| if(!([@vm.direct-call.metadata=#lib::A.nullable??] [@vm.inferred-type.metadata=dart.core::_OneByteString?] a.{self::A::nullable}{core::String?} == null) && _in::unsafeCast<core::bool>([@vm.inferred-type.metadata=dart.core::bool] self::someCondition())) { |
| core::print("not null"); |
| } |
| } |
| static method testAlwaysNullIf2([@vm.inferred-type.metadata=#lib::A?] self::A a) → dynamic { |
| { |
| [@vm.direct-call.metadata=#lib::A.alwaysNull??] [@vm.inferred-type.metadata=dart.core::Null? (value: null)] a.{self::A::alwaysNull}{core::String?}; |
| } |
| } |
| static method testNonNullableCondExpr([@vm.inferred-type.metadata=#lib::A?] self::A a) → dynamic |
| return block { |
| [@vm.direct-call.metadata=#lib::A.nonNullable??] [@vm.inferred-type.metadata=dart.core::_OneByteString] a.{self::A::nonNullable}{core::String?}; |
| } =>"not null"; |
| static method testNullableCondExpr([@vm.inferred-type.metadata=#lib::A?] self::A a) → dynamic |
| return !([@vm.direct-call.metadata=#lib::A.nullable??] [@vm.inferred-type.metadata=dart.core::_OneByteString?] a.{self::A::nullable}{core::String?} == null) ?{core::String} "not null" : "null"; |
| static method testAlwaysNullCondExpr([@vm.inferred-type.metadata=#lib::A?] self::A a) → dynamic |
| return block { |
| [@vm.direct-call.metadata=#lib::A.alwaysNull??] [@vm.inferred-type.metadata=dart.core::Null? (value: null)] a.{self::A::alwaysNull}{core::String?}; |
| } =>"null"; |
| static method someCondition() → dynamic |
| return [@vm.inferred-type.metadata=dart.core::bool] [@vm.inferred-type.metadata=int?] core::int::parse("1") =={core::num::==}{(core::Object) → core::bool} 1; |
| static method main() → void { |
| final core::List<self::A> list = [@vm.inferred-type.metadata=dart.core::_GrowableList<#lib::A>] core::_GrowableList::_literal2<self::A>(new self::A::•("foo", null), [@vm.inferred-type.metadata=#lib::A?] self::staticField); |
| { |
| core::Iterator<self::A> :sync-for-iterator = [@vm.direct-call.metadata=dart.core::_GrowableList.iterator] [@vm.inferred-type.metadata=dart._internal::ListIterator<#lib::A>] list.{core::Iterable::iterator}{core::Iterator<self::A>}; |
| for (; [@vm.direct-call.metadata=dart._internal::ListIterator.moveNext] [@vm.inferred-type.metadata=dart.core::bool (skip check)] :sync-for-iterator.{core::Iterator::moveNext}(){() → core::bool}; ) { |
| self::A a = [@vm.direct-call.metadata=dart._internal::ListIterator.current] [@vm.inferred-type.metadata=#lib::A?] :sync-for-iterator.{core::Iterator::current}{self::A}; |
| { |
| self::testNonNullableIf1(a); |
| self::testNullableIf1(a); |
| self::testAlwaysNullIf1(a); |
| self::testNonNullableIf2(a); |
| self::testNullableIf2(a); |
| self::testAlwaysNullIf2(a); |
| self::testNonNullableCondExpr(a); |
| self::testNullableCondExpr(a); |
| self::testAlwaysNullCondExpr(a); |
| } |
| } |
| } |
| } |
| constants { |
| #C1 = null |
| } |