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 /* * Copyright (c) 2018, the Dart project authors. Please see the AUTHORS file * for details. All rights reserved. Use of this source code is governed by a * BSD-style license that can be found in the LICENSE file. */ /** * @assertion A type T0 is a subtype of a type T1 (written T0 <: T1) when: * Named Function Types: T0 is U0 Function * (T0 x0, ..., Tn xn, {Tn+1 xn+1, ..., Tm xm}) * * and T1 is U1 Function(S0 y0, ..., Sn yn, * {Sn+1 yn+1, ..., Sq yq}) * and {yn+1, ... , yq} subsetof {xn+1, ... , xm} * and Si[Z0/Y0, ..., Zk/Yk] <: Vi[Z0/X0, ..., Zk/Xk] for i in 0...n * and Si[Z0/Y0, ..., Zk/Yk] <: Tj[Z0/X0, ..., Zk/Xk] for i in n+1...q, yj = xi * and U0[Z0/X0, ..., Zk/Xk] <: U1[Z0/Y0, ..., Zk/Yk] * and B0i[Z0/X0, ..., Zk/Xk] === B1i[Z0/Y0, ..., Zk/Yk] for i in 0...k * where the Zi are fresh type variables with bounds B0i[Z0/X0, ..., Zk/Xk] * @description Check that if B0i[Z0/X0, ..., Zk/Xk] !== B1i[Z0/Y0, ..., Zk/Yk] * for any i in 0...k, then T0 is not a subtype of T1 * @author sgrekhov@unipro.ru */ /** * @description Check that if type T0 not a subtype of a type T1, then it cannot * be used as an argument of type T1. Global function required argument is * tested. * @compile-error * @author sgrekhov@unipro.ru */ /* * This test is generated from named_function_types_fail_A51.dart and * arguments_binding_fail_x01.dart. * Don't modify it. If you want to change this file, change one of the files * above and then run generator.dart to regenerate the tests. */ class U0 extends U1 {} class U1 {} class B0 {} class B1 {} class V0 {} class V1 {} class V2 {} class V3 {} class V4 {} class S0 extends V0 {} class S1 extends V1 {} class S2 extends V2 {} class S3 extends V3 {} class X0 extends B0 {} class X1 extends B1 {} class Y0 extends B0 {} typedef T0 = U0 Function(V0 x0, V1 x1, {V2 x2, V3 x3, V4 x4}); typedef T1 = U1 Function(S0 y0, S1 y1, {S2 x2, S3 x3}); // Y extends B0, not B1 U0 t0Func(V0 x0, V1 x1, {V2 x2, V3 x3, V4 x4}) => null; U1 t1Func(S0 y0, S1 y1, {S2 x2, S3 x3}) => null; T0 t0Instance = t0Func; T1 t1Instance = t1Func; namedArgumentsFunc1(T1 t1, {T1 t2}) {} positionalArgumentsFunc1(T1 t1, [T1 t2]) {} class ArgumentsBindingClass { ArgumentsBindingClass(T1 t1) {} ArgumentsBindingClass.named(T1 t1, {T1 t2}) {} ArgumentsBindingClass.positional(T1 t1, [T1 t2]) {} factory ArgumentsBindingClass.fNamed(T1 t1, {T1 t2}) { return new ArgumentsBindingClass.named(t1, t2: t2); } factory ArgumentsBindingClass.fPositional(T1 t1, [T1 t2]) { return new ArgumentsBindingClass.positional(t1, t2); } static namedArgumentsStaticMethod(T1 t1, {T1 t2}) {} static positionalArgumentsStaticMethod(T1 t1, [T1 t2]) {} namedArgumentsMethod(T1 t1, {T1 t2}) {} positionalArgumentsMethod(T1 t1, [T1 t2]) {} set testSetter(T1 val) {} } class ArgumentsBindingClassSuper { //# 23: compile-time error ArgumentsBindingClassSuper(T1 t1) {} //# 23: compile-time error } //# 23: compile-time error class ArgumentsBindingDesc extends ArgumentsBindingClassSuper { //# 23: compile-time error ArgumentsBindingDesc(T0 t0) : super (t0) {} //# 23: compile-time error } //# 23: compile-time error main() { namedArgumentsFunc1(t0Instance); //# 01: compile-time error namedArgumentsFunc1(t1Instance, t2: t0Instance); //# 02: compile-time error positionalArgumentsFunc1(t0Instance); //# 03: compile-time error positionalArgumentsFunc1(t1Instance, t0Instance); //# 04: compile-time error new ArgumentsBindingClass(t0Instance); //# 05: compile-time error new ArgumentsBindingClass(t1Instance).namedArgumentsMethod(t0Instance); //# 06: compile-time error new ArgumentsBindingClass(t1Instance).namedArgumentsMethod(t1Instance, t2: t0Instance); //# 07: compile-time error new ArgumentsBindingClass(t1Instance).positionalArgumentsMethod(t0Instance); //# 08: compile-time error new ArgumentsBindingClass(t1Instance).positionalArgumentsMethod(t1Instance, t0Instance); //# 09: compile-time error new ArgumentsBindingClass(t1Instance).testSetter = t0Instance; //# 10: compile-time error ArgumentsBindingClass.namedArgumentsStaticMethod(t0Instance); //# 11: compile-time error ArgumentsBindingClass.namedArgumentsStaticMethod(t1Instance, t2: t0Instance); //# 12: compile-time error ArgumentsBindingClass.positionalArgumentsStaticMethod(t0Instance); //# 13: compile-time error ArgumentsBindingClass.positionalArgumentsStaticMethod(t1Instance, t0Instance); //# 14: compile-time error new ArgumentsBindingClass.named(t0Instance); //# 15: compile-time error new ArgumentsBindingClass.named(t1Instance, t2: t0Instance); //# 16: compile-time error new ArgumentsBindingClass.positional(t0Instance); //# 17: compile-time error new ArgumentsBindingClass.positional(t1Instance, t0Instance); //# 18: compile-time error new ArgumentsBindingClass.fNamed(t0Instance); //# 19: compile-time error new ArgumentsBindingClass.fNamed(t1Instance, t2: t0Instance); //# 20: compile-time error new ArgumentsBindingClass.fPositional(t0Instance); //# 21: compile-time error new ArgumentsBindingClass.fPositional(t1Instance, t0Instance); //# 22: compile-time error new ArgumentsBindingDesc(t0Instance); //# 23: compile-time error }