protected virtual IEnumerable <Syntax> TranslateIfElseStatement(IfElseStatement ifElseStatement, ILTranslationContext data)
{
var ib = new S.IfStatement();
ib.Condition = GetExpression(ifElseStatement.Condition, data);
ib.TruePart = GetStatements(ifElseStatement.TrueStatement, data);
ib.FalsePart = GetStatements(ifElseStatement.FalseStatement, data);
yield return(ib);
}
protected virtual Expression TranslateAssignmentExpression(E.AssignmentExpression expression)
{
if (expression.CompoundOperator == E.BinaryOperator.Add)
{
var array = expression.Target.LogicalOrWith(expression.Target.AssignedBy(new E.ArrayExpression()));
return(new E.ConditionalExpression()
{
Condition = expression.Value,
TruePart = expression.Target.AssignedBy(array.Property("concat").Call(expression.Target)),
FalsePart = ExpressionBuilder.Undefined()
});
}
else
{
var f = new E.FunctionExpression();
var ifb = new S.IfStatement();
ifb.Condition = expression.Target.LogicalAndWith(expression.Value);
var inner = new S.IfStatement();
inner.Condition = expression.Value.IsArray();
inner.TruePart.Add(
expression.Target.AssignedBy(expression.Target.Property("filter").Call(
new E.ArrowFunctionExpression(
new D.Parameter("e"),
expression.Value.Property("indexOf").Call(new E.IdentifierExpression("e")).IsLessThan(new E.NumberExpression(0)))
)
)
);
inner.FalsePart.Add(
expression.Target.Property("filter").Call(
new E.ArrowFunctionExpression(
new D.Parameter("e"),
new E.IdentifierExpression("e").IsStrictNotEqualTo(expression.Value)
)
)
);
ifb.TruePart.Add(inner);
f.Statements.Add(ifb);
return(f.Call());
}
}
protected virtual Expression TranslateInvocationExpression(E.CallExpression callExpression)
{
var f = new E.FunctionExpression();
var l = new S.VariableDeclaration();
l.Type = S.VariableDeclarationType.Let;
l.Bindings.Add(new S.VariableBinding()
{
Variable = new E.IdentifierExpression("h")
});
f.Statements.Add(l);
var ifb = new S.IfStatement();
ifb.Condition = callExpression.Target;
var inner = new S.IfStatement();
inner.Condition = callExpression.Target.IsArray();
inner.TruePart.Add(
callExpression.Target.Property("forEach").Call(
new E.ArrowFunctionExpression(
new D.Parameter("e"),
new E.IdentifierExpression("h").AssignedBy(new E.IdentifierExpression("e").Call(callExpression.Parameters))
)
)
);
inner.TruePart.Add(new E.IdentifierExpression("h").ToReturn());
inner.FalsePart.Add(callExpression.ToReturn());
ifb.TruePart.Add(inner);
f.Statements.Add(ifb);
return(f.Call());
}
protected virtual IEnumerable <Syntax> TranslateUsingStatement(UsingStatement usingStatement, ILTranslationContext data)
{
var b = new S.BlockStatement();
var rvd = usingStatement.ResourceAcquisition as VariableDeclarationStatement;
var vds = new S.VariableDeclaration();
vds.Type = S.VariableDeclarationType.Let;
if (rvd != null)
{
foreach (var v in rvd.Variables)
{
vds.Bindings.Add(new S.VariableBinding()
{
Variable = new E.IdentifierExpression()
{
Name = v.Name
},
Type = ResolveType(v, rvd.Type),
Initializer = GetExpression(v.Initializer, data)
});
}
}
else
{
var ex = (ICSharpCode.NRefactory.CSharp.Expression)usingStatement.ResourceAcquisition;
vds.Bindings.Add(new S.VariableBinding()
{
Variable = new E.IdentifierExpression()
{
Name = "__usingResource"
},
Initializer = GetExpression(ex, data)
});
}
b.Statements.Add(vds);
var tf = new S.TryStatement();
tf.TryBlock = GetStatements(usingStatement.EmbeddedStatement, data);
foreach (var bd in vds.Bindings)
{
var ib = new S.IfStatement();
ib.Condition = bd.Variable;
ib.TruePart.Add(new S.ExpressionStatement()
{
Expression = new E.CallExpression()
{
Target = new E.PropertyExpression()
{
Object = bd.Variable,
Property = "Dispose"
}
}
});
tf.FinallyBlock.Add(ib);
}
b.Statements.Add(tf);
yield return(b);
}
