protected override void Visit(MacroChunk chunk)
{
_source.Write("def ").Write(chunk.Name).Write("(");
string delimiter = "";
foreach (var parameter in chunk.Parameters)
{
_source.Write(delimiter).Write(parameter.Name);
delimiter = ",";
}
_source.WriteLine("):");
_source.Indent++;
foreach (var global in _globals.Keys)
_source.Write("global ").WriteLine(global);
var generator = new GeneratedCodeVisitor(_source, _globals);
_source.WriteLine("__output__scope__=OutputScopeAdapter(None)");
_source.WriteLine("try:");
_source.Indent++;
generator.Accept(chunk.Body);
_source.WriteLine("return Output.ToString()");
_source.Indent--;
_source.WriteLine("finally:");
_source.Indent++;
_source.WriteLine("__output__scope__.Dispose()");
_source.Indent--;
_source.Indent--;
}
protected override void Visit(MacroChunk chunk)
{
_source.Write("def ").Write(chunk.Name).Write("(");
string delimiter = "";
foreach (var parameter in chunk.Parameters)
{
_source.Write(delimiter).Write(parameter.Name);
delimiter = ",";
}
_source.WriteLine(")");
_source.Indent++;
var generator = new GeneratedCodeVisitor(_source, _globals);
_source.WriteLine("__output__scope__=output_scope");
_source.WriteLine("begin");
_source.Indent++;
generator.Accept(chunk.Body);
_source.WriteLine("return output.to_string");
_source.Indent--;
_source.WriteLine("ensure");
_source.Indent++;
_source.WriteLine("__output__scope__.dispose");
_source.Indent--;
_source.WriteLine("end");
_source.Indent--;
_source.WriteLine("end");
}
protected override void Visit(MacroChunk chunk)
{
//no-op
}
public void MacroAddsFunction()
{
var macro = new MacroChunk
{
Name = "foo",
Parameters = new[] { new MacroParameter { Name = "x", Type = "string" } }
};
macro.Body.Add(new SendExpressionChunk { Code = "x" });
var chunks = Chunks(
new SendExpressionChunk { Code = "foo(\"hello\")" },
macro);
_compiler.CompileView(chunks, chunks);
var contents = ExecuteView();
Assert.AreEqual("hello", contents);
}