tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(21,5): error TS2322: Type 'T' is not assignable to type 'S'. Property ''1'' is missing in type 'T'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(22,5): error TS2322: Type 'S' is not assignable to type 'T'. Property ''1.'' is missing in type 'S'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(24,5): error TS2322: Type '{ '1.0': string; }' is not assignable to type 'S'. Property ''1'' is missing in type '{ '1.0': string; }'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(26,5): error TS2322: Type 'T2' is not assignable to type 'S2'. Property ''1'' is missing in type 'T2'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(27,5): error TS2322: Type 'S2' is not assignable to type 'T2'. Property ''1.0'' is missing in type 'S2'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(28,5): error TS2322: Type 'T' is not assignable to type 'S2'. Property ''1'' is missing in type 'T'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(29,5): error TS2322: Type '{ '1.0': string; baz?: string; }' is not assignable to type 'S2'. Property ''1'' is missing in type '{ '1.0': string; baz?: string; }'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(30,5): error TS2322: Type '{ '1.0': string; }' is not assignable to type 'S2'. Property ''1'' is missing in type '{ '1.0': string; }'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(32,5): error TS2322: Type '{ '1.0': string; baz?: string; }' is not assignable to type '{ '1.': string; bar?: string; }'. Property ''1.'' is missing in type '{ '1.0': string; baz?: string; }'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(33,5): error TS2322: Type '{ '1.': string; bar?: string; }' is not assignable to type '{ '1.0': string; baz?: string; }'. Property ''1.0'' is missing in type '{ '1.': string; bar?: string; }'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(34,5): error TS2322: Type 'S' is not assignable to type '{ '1.': string; bar?: string; }'. Property ''1.'' is missing in type 'S'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(35,5): error TS2322: Type 'S2' is not assignable to type '{ '1.': string; bar?: string; }'. Property ''1.'' is missing in type 'S2'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(36,5): error TS2322: Type '{ '1.0': string; }' is not assignable to type '{ '1.': string; bar?: string; }'. Property ''1.'' is missing in type '{ '1.0': string; }'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(38,5): error TS2322: Type '{ '1': string; }' is not assignable to type '{ '1.0': string; }'. Property ''1.0'' is missing in type '{ '1': string; }'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(39,5): error TS2322: Type '{ '1.0': string; }' is not assignable to type '{ '1': string; }'. Property ''1'' is missing in type '{ '1.0': string; }'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(42,5): error TS2322: Type 'T' is not assignable to type '{ '1.0': string; }'. Property ''1.0'' is missing in type 'T'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(65,5): error TS2322: Type '{ '1.0': string; }' is not assignable to type 'S'. Property ''1'' is missing in type '{ '1.0': string; }'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(71,5): error TS2322: Type '{ '1.0': string; }' is not assignable to type 'S2'. Property ''1'' is missing in type '{ '1.0': string; }'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(73,5): error TS2322: Type '{ 1.0: string; baz?: string; }' is not assignable to type '{ '1.': string; bar?: string; }'. Property ''1.'' is missing in type '{ 1.0: string; baz?: string; }'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(74,5): error TS2322: Type '{ '1.': string; bar?: string; }' is not assignable to type '{ 1.0: string; baz?: string; }'. Property '1.0' is missing in type '{ '1.': string; bar?: string; }'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(75,5): error TS2322: Type 'S' is not assignable to type '{ '1.': string; bar?: string; }'. Property ''1.'' is missing in type 'S'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(76,5): error TS2322: Type 'S2' is not assignable to type '{ '1.': string; bar?: string; }'. Property ''1.'' is missing in type 'S2'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(77,5): error TS2322: Type '{ '1.0': string; }' is not assignable to type '{ '1.': string; bar?: string; }'. Property ''1.'' is missing in type '{ '1.0': string; }'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(78,5): error TS2322: Type '{ 1.: string; }' is not assignable to type '{ '1.': string; bar?: string; }'. Property ''1.'' is missing in type '{ 1.: string; }'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(80,5): error TS2322: Type '{ 1.: string; }' is not assignable to type '{ '1.0': string; }'. Property ''1.0'' is missing in type '{ 1.: string; }'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(81,5): error TS2322: Type '{ '1.0': string; }' is not assignable to type '{ 1.: string; }'. Property '1.' is missing in type '{ '1.0': string; }'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(82,5): error TS2322: Type '{ 1.0: string; baz?: string; }' is not assignable to type '{ '1.0': string; }'. Property ''1.0'' is missing in type '{ 1.0: string; baz?: string; }'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(83,5): error TS2322: Type 'T2' is not assignable to type '{ '1.0': string; }'. Property ''1.0'' is missing in type 'T2'. tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts(84,5): error TS2322: Type 'T' is not assignable to type '{ '1.0': string; }'. Property ''1.0'' is missing in type 'T'. ==== tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersStringNumericNames.ts (29 errors) ==== // members N and M of types S and T have the same name, same accessibility, same optionality, and N is assignable M // string named numeric properties work correctly, errors below unless otherwise noted module JustStrings { class S { '1': string; } class T { '1.': string; } var s: S; var t: T; interface S2 { '1': string; bar?: string } interface T2 { '1.0': string; baz?: string } var s2: S2; var t2: T2; var a: { '1.': string; bar?: string } var b: { '1.0': string; baz?: string } var a2 = { '1.0': '' }; var b2 = { '1': '' }; s = t; ~ !!! error TS2322: Type 'T' is not assignable to type 'S'. !!! error TS2322: Property ''1'' is missing in type 'T'. t = s; ~ !!! error TS2322: Type 'S' is not assignable to type 'T'. !!! error TS2322: Property ''1.'' is missing in type 'S'. s = s2; // ok s = a2; ~ !!! error TS2322: Type '{ '1.0': string; }' is not assignable to type 'S'. !!! error TS2322: Property ''1'' is missing in type '{ '1.0': string; }'. s2 = t2; ~~ !!! error TS2322: Type 'T2' is not assignable to type 'S2'. !!! error TS2322: Property ''1'' is missing in type 'T2'. t2 = s2; ~~ !!! error TS2322: Type 'S2' is not assignable to type 'T2'. !!! error TS2322: Property ''1.0'' is missing in type 'S2'. s2 = t; ~~ !!! error TS2322: Type 'T' is not assignable to type 'S2'. !!! error TS2322: Property ''1'' is missing in type 'T'. s2 = b; ~~ !!! error TS2322: Type '{ '1.0': string; baz?: string; }' is not assignable to type 'S2'. !!! error TS2322: Property ''1'' is missing in type '{ '1.0': string; baz?: string; }'. s2 = a2; ~~ !!! error TS2322: Type '{ '1.0': string; }' is not assignable to type 'S2'. !!! error TS2322: Property ''1'' is missing in type '{ '1.0': string; }'. a = b; ~ !!! error TS2322: Type '{ '1.0': string; baz?: string; }' is not assignable to type '{ '1.': string; bar?: string; }'. !!! error TS2322: Property ''1.'' is missing in type '{ '1.0': string; baz?: string; }'. b = a; ~ !!! error TS2322: Type '{ '1.': string; bar?: string; }' is not assignable to type '{ '1.0': string; baz?: string; }'. !!! error TS2322: Property ''1.0'' is missing in type '{ '1.': string; bar?: string; }'. a = s; ~ !!! error TS2322: Type 'S' is not assignable to type '{ '1.': string; bar?: string; }'. !!! error TS2322: Property ''1.'' is missing in type 'S'. a = s2; ~ !!! error TS2322: Type 'S2' is not assignable to type '{ '1.': string; bar?: string; }'. !!! error TS2322: Property ''1.'' is missing in type 'S2'. a = a2; ~ !!! error TS2322: Type '{ '1.0': string; }' is not assignable to type '{ '1.': string; bar?: string; }'. !!! error TS2322: Property ''1.'' is missing in type '{ '1.0': string; }'. a2 = b2; ~~ !!! error TS2322: Type '{ '1': string; }' is not assignable to type '{ '1.0': string; }'. !!! error TS2322: Property ''1.0'' is missing in type '{ '1': string; }'. b2 = a2; ~~ !!! error TS2322: Type '{ '1.0': string; }' is not assignable to type '{ '1': string; }'. !!! error TS2322: Property ''1'' is missing in type '{ '1.0': string; }'. a2 = b; // ok a2 = t2; // ok a2 = t; ~~ !!! error TS2322: Type 'T' is not assignable to type '{ '1.0': string; }'. !!! error TS2322: Property ''1.0'' is missing in type 'T'. } module NumbersAndStrings { class S { '1': string; } class T { 1: string; } var s: S; var t: T; interface S2 { '1': string; bar?: string } interface T2 { 1.0: string; baz?: string } var s2: S2; var t2: T2; var a: { '1.': string; bar?: string } var b: { 1.0: string; baz?: string } var a2 = { '1.0': '' }; var b2 = { 1.: '' }; s = t; // ok t = s; // ok s = s2; // ok s = a2; // error ~ !!! error TS2322: Type '{ '1.0': string; }' is not assignable to type 'S'. !!! error TS2322: Property ''1'' is missing in type '{ '1.0': string; }'. s2 = t2; // ok t2 = s2; // ok s2 = t; // ok s2 = b; // ok s2 = a2; // error ~~ !!! error TS2322: Type '{ '1.0': string; }' is not assignable to type 'S2'. !!! error TS2322: Property ''1'' is missing in type '{ '1.0': string; }'. a = b; // error ~ !!! error TS2322: Type '{ 1.0: string; baz?: string; }' is not assignable to type '{ '1.': string; bar?: string; }'. !!! error TS2322: Property ''1.'' is missing in type '{ 1.0: string; baz?: string; }'. b = a; // error ~ !!! error TS2322: Type '{ '1.': string; bar?: string; }' is not assignable to type '{ 1.0: string; baz?: string; }'. !!! error TS2322: Property '1.0' is missing in type '{ '1.': string; bar?: string; }'. a = s; // error ~ !!! error TS2322: Type 'S' is not assignable to type '{ '1.': string; bar?: string; }'. !!! error TS2322: Property ''1.'' is missing in type 'S'. a = s2; // error ~ !!! error TS2322: Type 'S2' is not assignable to type '{ '1.': string; bar?: string; }'. !!! error TS2322: Property ''1.'' is missing in type 'S2'. a = a2; // error ~ !!! error TS2322: Type '{ '1.0': string; }' is not assignable to type '{ '1.': string; bar?: string; }'. !!! error TS2322: Property ''1.'' is missing in type '{ '1.0': string; }'. a = b2; // error ~ !!! error TS2322: Type '{ 1.: string; }' is not assignable to type '{ '1.': string; bar?: string; }'. !!! error TS2322: Property ''1.'' is missing in type '{ 1.: string; }'. a2 = b2; // error ~~ !!! error TS2322: Type '{ 1.: string; }' is not assignable to type '{ '1.0': string; }'. !!! error TS2322: Property ''1.0'' is missing in type '{ 1.: string; }'. b2 = a2; // error ~~ !!! error TS2322: Type '{ '1.0': string; }' is not assignable to type '{ 1.: string; }'. !!! error TS2322: Property '1.' is missing in type '{ '1.0': string; }'. a2 = b; // error ~~ !!! error TS2322: Type '{ 1.0: string; baz?: string; }' is not assignable to type '{ '1.0': string; }'. !!! error TS2322: Property ''1.0'' is missing in type '{ 1.0: string; baz?: string; }'. a2 = t2; // error ~~ !!! error TS2322: Type 'T2' is not assignable to type '{ '1.0': string; }'. !!! error TS2322: Property ''1.0'' is missing in type 'T2'. a2 = t; // error ~~ !!! error TS2322: Type 'T' is not assignable to type '{ '1.0': string; }'. !!! error TS2322: Property ''1.0'' is missing in type 'T'. }