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Rename internal functions to narrowTypeBySwitchOnTypeOf and narrowTypeByInKeyword (#51215)

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This commit is contained in:
Mateusz Burzyński
2022-10-18 12:58:39 -07:00
committed by GitHub
parent 4c9afe8812
commit 11066b264f
1 changed files with 4 additions and 4 deletions
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src/compiler/checker.ts
+4 -4
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@@ -25037,7 +25037,7 @@ namespace ts {
type = narrowTypeBySwitchOnDiscriminant(type, flow.switchStatement, flow.clauseStart, flow.clauseEnd);
}
else if (expr.kind === SyntaxKind.TypeOfExpression && isMatchingReference(reference, (expr as TypeOfExpression).expression)) {
type = narrowBySwitchOnTypeOf(type, flow.switchStatement, flow.clauseStart, flow.clauseEnd);
type = narrowTypeBySwitchOnTypeOf(type, flow.switchStatement, flow.clauseStart, flow.clauseEnd);
}
else {
if (strictNullChecks) {
@@ -25329,7 +25329,7 @@ namespace ts {
!!getApplicableIndexInfoForName(type, propName) || !assumeTrue;
}
function narrowByInKeyword(type: Type, nameType: StringLiteralType | NumberLiteralType | UniqueESSymbolType, assumeTrue: boolean) {
function narrowTypeByInKeyword(type: Type, nameType: StringLiteralType | NumberLiteralType | UniqueESSymbolType, assumeTrue: boolean) {
const name = getPropertyNameFromType(nameType);
const isKnownProperty = someType(type, t => isTypePresencePossible(t, name, /*assumeTrue*/ true));
if (isKnownProperty) {
@@ -25411,7 +25411,7 @@ namespace ts {
return getTypeWithFacts(type, assumeTrue ? TypeFacts.NEUndefined : TypeFacts.EQUndefined);
}
if (isMatchingReference(reference, target)) {
return narrowByInKeyword(type, leftType as StringLiteralType | NumberLiteralType | UniqueESSymbolType, assumeTrue);
return narrowTypeByInKeyword(type, leftType as StringLiteralType | NumberLiteralType | UniqueESSymbolType, assumeTrue);
}
}
break;
@@ -25611,7 +25611,7 @@ namespace ts {
neverType);
}
function narrowBySwitchOnTypeOf(type: Type, switchStatement: SwitchStatement, clauseStart: number, clauseEnd: number): Type {
function narrowTypeBySwitchOnTypeOf(type: Type, switchStatement: SwitchStatement, clauseStart: number, clauseEnd: number): Type {
const witnesses = getSwitchClauseTypeOfWitnesses(switchStatement);
if (!witnesses) {
return type;