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Add type inference for invalid constructor initializers.
R=scheglov@google.com Review-Url: https://codereview.chromium.org/2998573002 .
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@ -3137,7 +3137,8 @@ class BodyBuilder extends ScopeListener<JumpTarget> implements BuilderHelper {
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Initializer buildInvalidInitializer(Expression expression,
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[int charOffset = -1]) {
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needsImplicitSuperInitializer = false;
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return new LocalInitializer(new VariableDeclaration.forValue(expression))
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return new KernelInvalidInitializer(
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new VariableDeclaration.forValue(expression))
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..fileOffset = charOffset;
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}
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@ -1019,6 +1019,19 @@ class KernelIntLiteral extends IntLiteral implements KernelExpression {
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}
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}
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/// Concrete shadow object representing an invalid initializer in kernel form.
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class KernelInvalidInitializer extends LocalInitializer
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implements KernelInitializer {
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KernelInvalidInitializer(VariableDeclaration variable) : super(variable);
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@override
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void _inferInitializer(KernelTypeInferrer inferrer) {
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inferrer.listener.invalidInitializerEnter(this);
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inferrer.inferExpression(variable.initializer, null, false);
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inferrer.listener.invalidInitializerExit(this);
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}
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}
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/// Concrete shadow object representing a non-inverted "is" test in kernel form.
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class KernelIsExpression extends IsExpression implements KernelExpression {
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KernelIsExpression(Expression operand, DartType type) : super(operand, type);
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@ -232,6 +232,12 @@ class TypeInferenceListener
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void intLiteralExit(IntLiteral expression, DartType inferredType) =>
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genericExpressionExit("intLiteral", expression, inferredType);
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void invalidInitializerEnter(LocalInitializer initializer) =>
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genericInitializerEnter("invalidInitializer", initializer);
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void invalidInitializerExit(LocalInitializer initializer) =>
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genericInitializerExit("invalidInitializer", initializer);
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bool isExpressionEnter(IsExpression expression, DartType typeContext) =>
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genericExpressionEnter("isExpression", expression, typeContext);
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