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Andy
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Support exponentiation operator in const enums (microsoft#20424)
1 parent d814233 commit 37a4056

5 files changed

Lines changed: 204 additions & 178 deletions

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‎src/compiler/checker.ts‎

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@@ -22915,6 +22915,7 @@ namespace ts {
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case SyntaxKind.PlusToken: return left + right;
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case SyntaxKind.MinusToken: return left - right;
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case SyntaxKind.PercentToken: return left % right;
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case SyntaxKind.AsteriskAsteriskToken: return left ** right;
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}
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}
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break;

‎tests/baselines/reference/constEnums.js‎

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@@ -21,6 +21,7 @@ const enum Enum1 {
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N = E << 1,
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O = E >> B,
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P = E >> 1,
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PQ = E ** 2,
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Q = -D,
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R = C & 5,
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S = 5 & C,
@@ -128,6 +129,7 @@ function foo(x: Enum1) {
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case Enum1.N:
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case Enum1.O:
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case Enum1.P:
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case Enum1.PQ:
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case Enum1.Q:
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case Enum1.R:
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case Enum1.S:
@@ -200,6 +202,7 @@ function foo(x) {
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case 2 /* N */:
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case 0 /* O */:
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case 0 /* P */:
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case 1 /* PQ */:
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case -1 /* Q */:
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case 0 /* R */:
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case 0 /* S */:

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