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Remove unused functions

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This commit is contained in:
Anders Hejlsberg 2016-06-28 17:12:46 -07:00
parent a2a48964f5
commit e14fe5b830
1 changed files with 0 additions and 8 deletions
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8
src/compiler/binder.ts
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@ -617,18 +617,10 @@ namespace ts {
return false;
}
function isNarrowingNullCheckOperands(expr1: Expression, expr2: Expression) {
return (expr1.kind === SyntaxKind.NullKeyword || expr1.kind === SyntaxKind.Identifier && (<Identifier>expr1).text === "undefined") && isNarrowableOperand(expr2);
}
function isNarrowingTypeofOperands(expr1: Expression, expr2: Expression) {
return expr1.kind === SyntaxKind.TypeOfExpression && isNarrowableOperand((<TypeOfExpression>expr1).expression) && expr2.kind === SyntaxKind.StringLiteral;
}
function isNarrowingDiscriminant(expr: Expression) {
return expr.kind === SyntaxKind.PropertyAccessExpression && isNarrowableReference((<PropertyAccessExpression>expr).expression);
}
function isNarrowingBinaryExpression(expr: BinaryExpression) {
switch (expr.operatorToken.kind) {
case SyntaxKind.EqualsToken: