protected void TransformParameterIntoReference(JSVariable parameter, JSBlockStatement block)
{
var newParameter = new JSParameter("$" + parameter.Identifier, parameter.IdentifierType, parameter.Function);
var newVariable = new JSVariable(parameter.Identifier, new ByReferenceType(parameter.IdentifierType), parameter.Function);
var newDeclaration = new JSVariableDeclarationStatement(
new JSBinaryOperatorExpression(
JSOperator.Assignment,
// We have to use parameter here, not newVariable or newParameter, otherwise the resulting
// assignment looks like 'x.value = initializer' instead of 'x = initializer'
parameter,
JSIL.NewReference(newParameter),
newVariable.IdentifierType
)
);
if (Tracing)
Debug.WriteLine(String.Format("Transformed {0} into {1}={2}", parameter, newVariable, newParameter));
Variables[newVariable.Identifier] = newVariable;
Variables.Add(newParameter.Identifier, newParameter);
var enclosingFunction = Stack.OfType<JSFunctionExpression>().First();
enclosingFunction.Body.Statements.Insert(0, newDeclaration);
var oldIndex = Array.IndexOf(enclosingFunction.Parameters, parameter);
enclosingFunction.Parameters[oldIndex] = newParameter;
}
protected void TransformParameterIntoReference(JSVariable parameter, JSBlockStatement block)
{
var newParameter = new JSParameter("$" + parameter.Identifier, parameter.Type);
var newVariable = new JSVariable(parameter.Identifier, new ByReferenceType(parameter.Type));
var newDeclaration = new JSVariableDeclarationStatement(
new JSBinaryOperatorExpression(
JSOperator.Assignment,
// We have to use parameter here, not newVariable or newParameter, otherwise the resulting
// assignment looks like 'x.value = initializer' instead of 'x = initializer'
parameter,
JSIL.NewReference(newParameter),
newVariable.Type
)
);
if (Tracing)
Debug.WriteLine(String.Format("Transformed {0} into {1}={2}", parameter, newVariable, newParameter));
Variables[newVariable.Identifier] = newVariable;
Variables.Add(newParameter.Identifier, newParameter);
ParameterNames.Remove(parameter.Identifier);
ParameterNames.Add(newParameter.Identifier);
block.Statements.Insert(0, newDeclaration);
}
