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Fixed typo in visitCallExpression

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This commit is contained in:
Ron Buckton
2016-03-02 12:05:28 -08:00
parent 30433c2c67
commit 2d2709f8a5
3 changed files with 14 additions and 7 deletions
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14
src/compiler/printer.ts
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@@ -147,6 +147,7 @@ const _super = (function (geti, seti) {
let startLexicalEnvironment: () => void;
let endLexicalEnvironment: () => Statement[];
let getNodeEmitFlags: (node: Node) => NodeEmitFlags;
let setNodeEmitFlags: (node: Node, flags: NodeEmitFlags) => void;
let isExpressionSubstitutionEnabled: (node: Node) => boolean;
let isEmitNotificationEnabled: (node: Node) => boolean;
let expressionSubstitution: (node: Expression) => Expression;
@@ -209,6 +210,7 @@ const _super = (function (geti, seti) {
startLexicalEnvironment = undefined;
endLexicalEnvironment = undefined;
getNodeEmitFlags = undefined;
setNodeEmitFlags = undefined;
isExpressionSubstitutionEnabled = undefined;
isEmitNotificationEnabled = undefined;
expressionSubstitution = undefined;
@@ -230,6 +232,7 @@ const _super = (function (geti, seti) {
startLexicalEnvironment = context.startLexicalEnvironment;
endLexicalEnvironment = context.endLexicalEnvironment;
getNodeEmitFlags = context.getNodeEmitFlags;
setNodeEmitFlags = context.setNodeEmitFlags;
isExpressionSubstitutionEnabled = context.isExpressionSubstitutionEnabled;
isEmitNotificationEnabled = context.isEmitNotificationEnabled;
expressionSubstitution = context.expressionSubstitution;
@@ -1968,10 +1971,13 @@ const _super = (function (geti, seti) {
}
function tryEmitSubstitute(node: Node, substitution: (node: Node) => Node) {
const substitute = substitution ? substitution(node) : node;
if (substitute && substitute !== node) {
emitWorker(substitute);
return true;
if (substitution && (getNodeEmitFlags(node) & NodeEmitFlags.NoSubstitution) === 0) {
const substitute = substitution(node);
if (substitute !== node) {
setNodeEmitFlags(substitute, NodeEmitFlags.NoSubstitution);
emitWorker(substitute);
return true;
}
}
return false;

6
src/compiler/transformers/es6.ts
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@@ -1036,11 +1036,11 @@ namespace ts {
// explicit initializer since downlevel codegen for destructuring will fail
// in the absence of initializer so all binding elements will say uninitialized
const name = node.name;
if (isBindingPattern(name) || node.initializer) {
if (isBindingPattern(name)) {
return visitVariableDeclaration(node);
}
if (shouldEmitExplicitInitializerForLetDeclaration(node)) {
if (!node.initializer && shouldEmitExplicitInitializerForLetDeclaration(node)) {
const clone = getMutableClone(node);
clone.initializer = createVoidZero();
return clone;
@@ -1416,7 +1416,7 @@ namespace ts {
// We are here either because SuperKeyword was used somewhere in the expression, or
// because we contain a SpreadElementExpression.
const { target, thisArg } = createCallBinding(node);
const { target, thisArg } = createCallBinding(node.expression);
if (node.transformFlags & TransformFlags.ContainsSpreadElementExpression) {
// [source]
// f(...a, b)

1
src/compiler/types.ts
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@@ -2809,6 +2809,7 @@ namespace ts {
AdviseOnEmitNode = 1 << 7, // The node printer should invoke the onBeforeEmitNode and onAfterEmitNode callbacks when printing this node.
IsNotEmittedNode = 1 << 8, // Is a node that is not emitted but whose comments should be preserved if possible.
EmitCommentsOfNotEmittedParent = 1 << 9, // Emits comments of missing parent nodes.
NoSubstitution = 1 << 10, // Disables further substitution of an expression.
}
/** Additional context provided to `visitEachChild` */