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AndaristAndarist
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Error on override used on dynamically named class members
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29 files changed

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-0
lines changed

29 files changed

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‎src/compiler/checker.ts

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@@ -46765,6 +46765,15 @@ export function createTypeChecker(host: TypeCheckerHost): TypeChecker {
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): MemberOverrideStatus {
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const isJs = isInJSFile(node);
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const nodeInAmbientContext = !!(node.flags & NodeFlags.Ambient);
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if (memberHasOverrideModifier && member?.valueDeclaration && isClassElement(member.valueDeclaration) && member.valueDeclaration.name && isNonBindableDynamicName(member.valueDeclaration.name)) {
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error(
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errorNode,
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isJs ?
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Diagnostics.This_member_cannot_have_a_JSDoc_comment_with_an_override_tag_because_its_name_is_dynamic :
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Diagnostics.This_member_cannot_have_an_override_modifier_because_its_name_is_dynamic,
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)
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return MemberOverrideStatus.HasInvalidOverride;
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}
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if (baseWithThis && (memberHasOverrideModifier || compilerOptions.noImplicitOverride)) {
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const thisType = memberIsStatic ? staticType : typeWithThis;
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const baseType = memberIsStatic ? baseStaticType : baseWithThis;

‎src/compiler/diagnosticMessages.json

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@@ -4417,6 +4417,14 @@
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"category": "Error",
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"code": 4126
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},
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"This member cannot have an 'override' modifier because its name is dynamic.": {
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"category": "Error",
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"code": 4127
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},
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"This member cannot have a JSDoc comment with an '@override' tag because its name is dynamic.": {
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"category": "Error",
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"code": 4128
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},
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"The current host does not support the '{0}' option.": {
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"category": "Error",

‎tests/baselines/reference/overrideDynamicName1(noimplicitoverride=false).errors.txt

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overrideDynamicName1.ts(8,12): error TS4127: This member cannot have an 'override' modifier because its name is dynamic.
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overrideDynamicName1.ts(22,12): error TS4127: This member cannot have an 'override' modifier because its name is dynamic.
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==== overrideDynamicName1.ts (2 errors) ====
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let prop = "foo"
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class Base1 {
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[prop]() {}
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}
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class Derived1 extends Base1 {
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override [prop]() {}
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~~~~~~
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!!! error TS4127: This member cannot have an 'override' modifier because its name is dynamic.
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}
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class Base2 {
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[prop]() {}
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}
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class Derived2 extends Base2 {
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[prop]() {}
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}
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class Base3 {}
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class Derived3 extends Base3 {
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override [prop]() {}
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~~~~~~
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!!! error TS4127: This member cannot have an 'override' modifier because its name is dynamic.
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}
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‎tests/baselines/reference/overrideDynamicName1(noimplicitoverride=false).js

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//// [tests/cases/conformance/override/overrideDynamicName1.ts] ////
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//// [overrideDynamicName1.ts]
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let prop = "foo"
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class Base1 {
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[prop]() {}
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}
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class Derived1 extends Base1 {
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override [prop]() {}
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}
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class Base2 {
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[prop]() {}
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}
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class Derived2 extends Base2 {
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[prop]() {}
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}
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class Base3 {}
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class Derived3 extends Base3 {
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override [prop]() {}
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}
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//// [overrideDynamicName1.d.ts]
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declare let prop: string;
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declare class Base1 {
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[x: string]: () => void;
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}
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declare class Derived1 extends Base1 {
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[x: string]: () => void;
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}
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declare class Base2 {
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[x: string]: () => void;
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}
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declare class Derived2 extends Base2 {
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[x: string]: () => void;
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}
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declare class Base3 {
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}
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declare class Derived3 extends Base3 {
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[x: string]: () => void;
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}

‎tests/baselines/reference/overrideDynamicName1(noimplicitoverride=false).symbols

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//// [tests/cases/conformance/override/overrideDynamicName1.ts] ////
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=== overrideDynamicName1.ts ===
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let prop = "foo"
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>prop : Symbol(prop, Decl(overrideDynamicName1.ts, 0, 3))
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class Base1 {
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>Base1 : Symbol(Base1, Decl(overrideDynamicName1.ts, 0, 16))
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[prop]() {}
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>[prop] : Symbol(Base1[prop], Decl(overrideDynamicName1.ts, 2, 13))
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>prop : Symbol(prop, Decl(overrideDynamicName1.ts, 0, 3))
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}
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class Derived1 extends Base1 {
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>Derived1 : Symbol(Derived1, Decl(overrideDynamicName1.ts, 4, 1))
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>Base1 : Symbol(Base1, Decl(overrideDynamicName1.ts, 0, 16))
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override [prop]() {}
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>[prop] : Symbol(Derived1[prop], Decl(overrideDynamicName1.ts, 6, 30))
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>prop : Symbol(prop, Decl(overrideDynamicName1.ts, 0, 3))
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}
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class Base2 {
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>Base2 : Symbol(Base2, Decl(overrideDynamicName1.ts, 8, 1))
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[prop]() {}
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>[prop] : Symbol(Base2[prop], Decl(overrideDynamicName1.ts, 10, 13))
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>prop : Symbol(prop, Decl(overrideDynamicName1.ts, 0, 3))
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}
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class Derived2 extends Base2 {
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>Derived2 : Symbol(Derived2, Decl(overrideDynamicName1.ts, 12, 1))
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>Base2 : Symbol(Base2, Decl(overrideDynamicName1.ts, 8, 1))
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[prop]() {}
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>[prop] : Symbol(Derived2[prop], Decl(overrideDynamicName1.ts, 14, 30))
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>prop : Symbol(prop, Decl(overrideDynamicName1.ts, 0, 3))
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}
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class Base3 {}
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>Base3 : Symbol(Base3, Decl(overrideDynamicName1.ts, 16, 1))
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class Derived3 extends Base3 {
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>Derived3 : Symbol(Derived3, Decl(overrideDynamicName1.ts, 18, 14))
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>Base3 : Symbol(Base3, Decl(overrideDynamicName1.ts, 16, 1))
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override [prop]() {}
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>[prop] : Symbol(Derived3[prop], Decl(overrideDynamicName1.ts, 20, 30))
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>prop : Symbol(prop, Decl(overrideDynamicName1.ts, 0, 3))
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}
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‎tests/baselines/reference/overrideDynamicName1(noimplicitoverride=false).types

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//// [tests/cases/conformance/override/overrideDynamicName1.ts] ////
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=== overrideDynamicName1.ts ===
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let prop = "foo"
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>prop : string
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> : ^^^^^^
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>"foo" : "foo"
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> : ^^^^^
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class Base1 {
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>Base1 : Base1
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> : ^^^^^
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[prop]() {}
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>[prop] : () => void
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> : ^^^^^^^^^^
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>prop : string
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> : ^^^^^^
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}
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class Derived1 extends Base1 {
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>Derived1 : Derived1
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> : ^^^^^^^^
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>Base1 : Base1
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> : ^^^^^
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override [prop]() {}
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>[prop] : () => void
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> : ^^^^^^^^^^
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>prop : string
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> : ^^^^^^
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}
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class Base2 {
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>Base2 : Base2
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> : ^^^^^
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[prop]() {}
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>[prop] : () => void
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> : ^^^^^^^^^^
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>prop : string
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> : ^^^^^^
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}
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class Derived2 extends Base2 {
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>Derived2 : Derived2
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> : ^^^^^^^^
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>Base2 : Base2
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> : ^^^^^
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[prop]() {}
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>[prop] : () => void
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> : ^^^^^^^^^^
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>prop : string
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> : ^^^^^^
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}
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class Base3 {}
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>Base3 : Base3
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> : ^^^^^
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class Derived3 extends Base3 {
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>Derived3 : Derived3
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> : ^^^^^^^^
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>Base3 : Base3
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> : ^^^^^
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override [prop]() {}
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>[prop] : () => void
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> : ^^^^^^^^^^
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>prop : string
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> : ^^^^^^
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}
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‎tests/baselines/reference/overrideDynamicName1(noimplicitoverride=true).errors.txt

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overrideDynamicName1.ts(8,12): error TS4127: This member cannot have an 'override' modifier because its name is dynamic.
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overrideDynamicName1.ts(22,12): error TS4127: This member cannot have an 'override' modifier because its name is dynamic.
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==== overrideDynamicName1.ts (2 errors) ====
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let prop = "foo"
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class Base1 {
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[prop]() {}
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}
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class Derived1 extends Base1 {
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override [prop]() {}
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~~~~~~
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!!! error TS4127: This member cannot have an 'override' modifier because its name is dynamic.
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}
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class Base2 {
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[prop]() {}
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}
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class Derived2 extends Base2 {
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[prop]() {}
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}
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class Base3 {}
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class Derived3 extends Base3 {
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override [prop]() {}
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~~~~~~
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!!! error TS4127: This member cannot have an 'override' modifier because its name is dynamic.
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}
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‎tests/baselines/reference/overrideDynamicName1(noimplicitoverride=true).js

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//// [tests/cases/conformance/override/overrideDynamicName1.ts] ////
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//// [overrideDynamicName1.ts]
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let prop = "foo"
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class Base1 {
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[prop]() {}
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}
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class Derived1 extends Base1 {
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override [prop]() {}
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}
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class Base2 {
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[prop]() {}
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}
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class Derived2 extends Base2 {
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[prop]() {}
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}
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class Base3 {}
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class Derived3 extends Base3 {
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override [prop]() {}
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}
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//// [overrideDynamicName1.d.ts]
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declare let prop: string;
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declare class Base1 {
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[x: string]: () => void;
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}
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declare class Derived1 extends Base1 {
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[x: string]: () => void;
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}
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declare class Base2 {
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[x: string]: () => void;
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}
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declare class Derived2 extends Base2 {
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[x: string]: () => void;
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}
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declare class Base3 {
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}
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declare class Derived3 extends Base3 {
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[x: string]: () => void;
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}

‎tests/baselines/reference/overrideDynamicName1(noimplicitoverride=true).symbols

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//// [tests/cases/conformance/override/overrideDynamicName1.ts] ////
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3+
=== overrideDynamicName1.ts ===
4+
let prop = "foo"
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>prop : Symbol(prop, Decl(overrideDynamicName1.ts, 0, 3))
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class Base1 {
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>Base1 : Symbol(Base1, Decl(overrideDynamicName1.ts, 0, 16))
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[prop]() {}
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>[prop] : Symbol(Base1[prop], Decl(overrideDynamicName1.ts, 2, 13))
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>prop : Symbol(prop, Decl(overrideDynamicName1.ts, 0, 3))
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}
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class Derived1 extends Base1 {
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>Derived1 : Symbol(Derived1, Decl(overrideDynamicName1.ts, 4, 1))
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>Base1 : Symbol(Base1, Decl(overrideDynamicName1.ts, 0, 16))
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override [prop]() {}
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>[prop] : Symbol(Derived1[prop], Decl(overrideDynamicName1.ts, 6, 30))
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>prop : Symbol(prop, Decl(overrideDynamicName1.ts, 0, 3))
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}
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class Base2 {
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>Base2 : Symbol(Base2, Decl(overrideDynamicName1.ts, 8, 1))
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[prop]() {}
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>[prop] : Symbol(Base2[prop], Decl(overrideDynamicName1.ts, 10, 13))
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>prop : Symbol(prop, Decl(overrideDynamicName1.ts, 0, 3))
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}
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class Derived2 extends Base2 {
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>Derived2 : Symbol(Derived2, Decl(overrideDynamicName1.ts, 12, 1))
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>Base2 : Symbol(Base2, Decl(overrideDynamicName1.ts, 8, 1))
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[prop]() {}
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>[prop] : Symbol(Derived2[prop], Decl(overrideDynamicName1.ts, 14, 30))
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>prop : Symbol(prop, Decl(overrideDynamicName1.ts, 0, 3))
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}
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class Base3 {}
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>Base3 : Symbol(Base3, Decl(overrideDynamicName1.ts, 16, 1))
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class Derived3 extends Base3 {
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>Derived3 : Symbol(Derived3, Decl(overrideDynamicName1.ts, 18, 14))
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>Base3 : Symbol(Base3, Decl(overrideDynamicName1.ts, 16, 1))
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override [prop]() {}
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>[prop] : Symbol(Derived3[prop], Decl(overrideDynamicName1.ts, 20, 30))
50+
>prop : Symbol(prop, Decl(overrideDynamicName1.ts, 0, 3))
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}
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