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add new message - TS1258 (#30704)

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Alexander T
2019-04-03 19:49:34 +03:00
committed by Ryan Cavanaugh
parent fed46ea3bf
commit 75a812b4db
3 changed files with 15 additions and 11 deletions
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2
src/compiler/checker.ts
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@@ -31462,7 +31462,7 @@ namespace ts {
}
if (node.exclamationToken && (node.parent.parent.kind !== SyntaxKind.VariableStatement || !node.type || node.initializer || node.flags & NodeFlags.Ambient)) {
return grammarErrorOnNode(node.exclamationToken, Diagnostics.A_definite_assignment_assertion_is_not_permitted_in_this_context);
return grammarErrorOnNode(node.exclamationToken, Diagnostics.Definite_assignment_assertions_can_only_be_used_along_with_a_type_annotation);
}
if (compilerOptions.module !== ModuleKind.ES2015 && compilerOptions.module !== ModuleKind.ESNext && compilerOptions.module !== ModuleKind.System && !compilerOptions.noEmit &&

4
src/compiler/diagnosticMessages.json
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@@ -847,6 +847,10 @@
"category": "Error",
"code": 1257
},
"Definite assignment assertions can only be used along with a type annotation.": {
"category": "Error",
"code": 1258
},
"'with' statements are not allowed in an async function block.": {
"category": "Error",
"code": 1300

20
tests/baselines/reference/definiteAssignmentAssertions.errors.txt
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@@ -4,11 +4,11 @@ tests/cases/conformance/controlFlow/definiteAssignmentAssertions.ts(21,6): error
tests/cases/conformance/controlFlow/definiteAssignmentAssertions.ts(22,13): error TS1255: A definite assignment assertion '!' is not permitted in this context.
tests/cases/conformance/controlFlow/definiteAssignmentAssertions.ts(28,6): error TS1255: A definite assignment assertion '!' is not permitted in this context.
tests/cases/conformance/controlFlow/definiteAssignmentAssertions.ts(34,15): error TS1255: A definite assignment assertion '!' is not permitted in this context.
tests/cases/conformance/controlFlow/definiteAssignmentAssertions.ts(68,10): error TS1255: A definite assignment assertion '!' is not permitted in this context.
tests/cases/conformance/controlFlow/definiteAssignmentAssertions.ts(69,10): error TS1255: A definite assignment assertion '!' is not permitted in this context.
tests/cases/conformance/controlFlow/definiteAssignmentAssertions.ts(70,10): error TS1255: A definite assignment assertion '!' is not permitted in this context.
tests/cases/conformance/controlFlow/definiteAssignmentAssertions.ts(75,15): error TS1255: A definite assignment assertion '!' is not permitted in this context.
tests/cases/conformance/controlFlow/definiteAssignmentAssertions.ts(76,15): error TS1255: A definite assignment assertion '!' is not permitted in this context.
tests/cases/conformance/controlFlow/definiteAssignmentAssertions.ts(68,10): error TS1258: Definite assignment assertions can only be used along with a type annotation.
tests/cases/conformance/controlFlow/definiteAssignmentAssertions.ts(69,10): error TS1258: Definite assignment assertions can only be used along with a type annotation.
tests/cases/conformance/controlFlow/definiteAssignmentAssertions.ts(70,10): error TS1258: Definite assignment assertions can only be used along with a type annotation.
tests/cases/conformance/controlFlow/definiteAssignmentAssertions.ts(75,15): error TS1258: Definite assignment assertions can only be used along with a type annotation.
tests/cases/conformance/controlFlow/definiteAssignmentAssertions.ts(76,15): error TS1258: Definite assignment assertions can only be used along with a type annotation.
==== tests/cases/conformance/controlFlow/definiteAssignmentAssertions.ts (11 errors) ====
@@ -93,21 +93,21 @@ tests/cases/conformance/controlFlow/definiteAssignmentAssertions.ts(76,15): erro
function f4() {
let a!;
~
!!! error TS1255: A definite assignment assertion '!' is not permitted in this context.
!!! error TS1258: Definite assignment assertions can only be used along with a type annotation.
let b! = 1;
~
!!! error TS1255: A definite assignment assertion '!' is not permitted in this context.
!!! error TS1258: Definite assignment assertions can only be used along with a type annotation.
let c!: number = 1;
~
!!! error TS1255: A definite assignment assertion '!' is not permitted in this context.
!!! error TS1258: Definite assignment assertions can only be used along with a type annotation.
}
// Definite assignment assertion not permitted in ambient context
declare let v1!: number;
~
!!! error TS1255: A definite assignment assertion '!' is not permitted in this context.
!!! error TS1258: Definite assignment assertions can only be used along with a type annotation.
declare var v2!: number;
~
!!! error TS1255: A definite assignment assertion '!' is not permitted in this context.
!!! error TS1258: Definite assignment assertions can only be used along with a type annotation.