177 lines
6.3 KiB
Plaintext
177 lines
6.3 KiB
Plaintext
==== tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembers4.ts (17 errors) ====
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// members N and M of types S and T have the same name, same accessibility, same optionality, and N is not assignable M
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module OnlyDerived {
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class Base { foo: string; }
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class Derived extends Base { bar: string; }
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class Derived2 extends Base { baz: string; }
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class S { foo: Derived; }
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class T { foo: Derived2; }
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var s: S;
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var t: T;
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interface S2 { foo: Derived; }
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interface T2 { foo: Derived2; }
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var s2: S2;
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var t2: T2;
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var a: { foo: Derived; }
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var b: { foo: Derived2; }
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var a2 = { foo: new Derived() };
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var b2 = { foo: new Derived2() };
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s = t; // error
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~
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!!! Type 'T' is not assignable to type 'S':
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!!! Types of property 'foo' are incompatible:
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!!! Type 'Derived2' is not assignable to type 'Derived':
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!!! Property 'bar' is missing in type 'Derived2'.
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t = s; // error
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~
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!!! Type 'S' is not assignable to type 'T':
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!!! Types of property 'foo' are incompatible:
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!!! Type 'Derived' is not assignable to type 'Derived2':
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!!! Property 'baz' is missing in type 'Derived'.
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s = s2; // ok
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s = a2; // ok
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s2 = t2; // error
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~~
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!!! Type 'T2' is not assignable to type 'S2':
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!!! Types of property 'foo' are incompatible:
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!!! Type 'Derived2' is not assignable to type 'Derived':
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!!! Property 'bar' is missing in type 'Derived2'.
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t2 = s2; // error
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~~
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!!! Type 'S2' is not assignable to type 'T2':
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!!! Types of property 'foo' are incompatible:
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!!! Type 'Derived' is not assignable to type 'Derived2':
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!!! Property 'baz' is missing in type 'Derived'.
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s2 = t; // error
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~~
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!!! Type 'T' is not assignable to type 'S2':
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!!! Types of property 'foo' are incompatible:
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!!! Type 'Derived2' is not assignable to type 'Derived':
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!!! Property 'bar' is missing in type 'Derived2'.
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s2 = b; // error
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~~
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!!! Type '{ foo: Derived2; }' is not assignable to type 'S2':
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!!! Types of property 'foo' are incompatible:
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!!! Type 'Derived2' is not assignable to type 'Derived':
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!!! Property 'bar' is missing in type 'Derived2'.
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s2 = a2; // ok
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a = b; // error
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~
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!!! Type '{ foo: Derived2; }' is not assignable to type '{ foo: Derived; }':
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!!! Types of property 'foo' are incompatible:
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!!! Type 'Derived2' is not assignable to type 'Derived':
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!!! Property 'bar' is missing in type 'Derived2'.
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b = a; // error
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~
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!!! Type '{ foo: Derived; }' is not assignable to type '{ foo: Derived2; }':
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!!! Types of property 'foo' are incompatible:
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!!! Type 'Derived' is not assignable to type 'Derived2':
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!!! Property 'baz' is missing in type 'Derived'.
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a = s; // ok
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a = s2; // ok
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a = a2; // ok
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a2 = b2; // error
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~~
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!!! Type '{ foo: Derived2; }' is not assignable to type '{ foo: Derived; }':
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!!! Types of property 'foo' are incompatible:
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!!! Type 'Derived2' is not assignable to type 'Derived':
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!!! Property 'bar' is missing in type 'Derived2'.
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b2 = a2; // error
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~~
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!!! Type '{ foo: Derived; }' is not assignable to type '{ foo: Derived2; }':
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!!! Types of property 'foo' are incompatible:
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!!! Type 'Derived' is not assignable to type 'Derived2':
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!!! Property 'baz' is missing in type 'Derived'.
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a2 = b; // error
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~~
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!!! Type '{ foo: Derived2; }' is not assignable to type '{ foo: Derived; }':
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!!! Types of property 'foo' are incompatible:
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!!! Type 'Derived2' is not assignable to type 'Derived':
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!!! Property 'bar' is missing in type 'Derived2'.
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a2 = t2; // error
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~~
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!!! Type 'T2' is not assignable to type '{ foo: Derived; }':
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!!! Types of property 'foo' are incompatible:
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!!! Type 'Derived2' is not assignable to type 'Derived':
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!!! Property 'bar' is missing in type 'Derived2'.
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a2 = t; // error
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~~
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!!! Type 'T' is not assignable to type '{ foo: Derived; }':
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!!! Types of property 'foo' are incompatible:
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!!! Type 'Derived2' is not assignable to type 'Derived':
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!!! Property 'bar' is missing in type 'Derived2'.
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}
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module WithBase {
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class Base { foo: string; }
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class Derived extends Base { bar: string; }
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class Derived2 extends Base { baz: string; }
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class S { foo: Base; }
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class T { foo: Derived2; }
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var s: S;
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var t: T;
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interface S2 { foo: Base; }
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interface T2 { foo: Derived2; }
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var s2: S2;
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var t2: T2;
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var a: { foo: Base; }
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var b: { foo: Derived2; }
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var a2 = { foo: new Base() };
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var b2 = { foo: new Derived2() };
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s = t; // ok
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t = s; // error
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~
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!!! Type 'S' is not assignable to type 'T':
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!!! Types of property 'foo' are incompatible:
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!!! Type 'Base' is not assignable to type 'Derived2':
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!!! Property 'baz' is missing in type 'Base'.
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s = s2; // ok
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s = a2; // ok
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s2 = t2; // ok
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t2 = s2; // error
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~~
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!!! Type 'S2' is not assignable to type 'T2':
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!!! Types of property 'foo' are incompatible:
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!!! Type 'Base' is not assignable to type 'Derived2':
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!!! Property 'baz' is missing in type 'Base'.
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s2 = t; // ok
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s2 = b; // ok
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s2 = a2; // ok
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a = b; // ok
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b = a; // error
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~
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!!! Type '{ foo: Base; }' is not assignable to type '{ foo: Derived2; }':
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!!! Types of property 'foo' are incompatible:
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!!! Type 'Base' is not assignable to type 'Derived2':
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!!! Property 'baz' is missing in type 'Base'.
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a = s; // ok
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a = s2; // ok
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a = a2; // ok
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a2 = b2; // ok
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b2 = a2; // error
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~~
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!!! Type '{ foo: Base; }' is not assignable to type '{ foo: Derived2; }':
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!!! Types of property 'foo' are incompatible:
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!!! Type 'Base' is not assignable to type 'Derived2':
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!!! Property 'baz' is missing in type 'Base'.
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a2 = b; // ok
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a2 = t2; // ok
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a2 = t; // ok
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} |