public void InvokeMethod()
{
SubrDotInvoke subr = new SubrDotInvoke("ToString");
var result = subr.Apply(List.Create(new object[] { 123 }), null);
Assert.IsNotNull(result);
Assert.AreEqual("123", result);
}
public void InvokeMethodWithArguments()
{
SubrDotInvoke subr = new SubrDotInvoke("Substring");
var result = subr.Apply(List.Create(new object[] { "foobarfoo", 3, 3 }), null);
Assert.IsNotNull(result);
Assert.AreEqual("bar", result);
}
public void GetProperty()
{
SubrDotInvoke subr = new SubrDotInvoke("Length");
var result = subr.Apply(List.Create(new object[] { "foo" }), null);
Assert.IsNotNull(result);
Assert.AreEqual(3, result);
}
private List CompileList()
{
if (this.NextTokenIs(TokenType.Separator, ')'))
{
return(null);
}
object first = this.CompileTerm();
if (first is Identifier)
{
var id = (Identifier)first;
if (id.Name.Length > 1)
{
if (id.Name.EndsWith("."))
{
first = new SubrDotNew(id.Name.Substring(0, id.Name.Length - 1));
}
else if (id.Name.StartsWith("."))
{
first = new SubrDotInvoke(id.Name.Substring(1));
}
}
}
object rest;
if (this.NextTokenIs(TokenType.Name, "."))
{
rest = this.CompileTerm();
this.ParseNextToken(TokenType.Separator, ')');
}
else
{
rest = this.CompileList();
}
List list = new List(first, rest);
return(list);
}
