// Parse the parameter declarations on a function
void ParseParameters(ast.ExprNodeFunction fn)
{
// Must have open paren
t.SkipRequired(Token.openRound);
// Empty?
if (t.SkipOptional(Token.closeRound))
{
return;
}
// Parameters
while (true)
{
// Name
t.Require(Token.identifier);
fn.Parameters.Add(new ast.Parameter(t.GetBookmark(), t.identifier));
t.Next();
// Another?
if (!t.SkipOptional(Token.comma))
{
break;
}
}
// Finished
t.SkipRequired(Token.closeRound);
}
// Parse a function declaration
ast.ExprNodeFunction ParseFunction()
{
// Create the function
var fn = new ast.ExprNodeFunction(t.GetBookmark());
// Functions can be anonymous
if (t.token == Token.identifier)
{
fn.Name = t.identifier;
t.Next();
}
// Parameters
ParseParameters(fn);
// Body
fn.Code = ParseStatementBlock(TriState.Yes);
return(fn);
}
// Parse a function declaration
ast.ExprNodeFunction ParseFunction()
{
// Create the function
var fn = new ast.ExprNodeFunction(t.GetBookmark());
// Functions can be anonymous
if (t.token == Token.identifier)
{
fn.Name = t.identifier;
t.Next();
}
// Parameters
ParseParameters(fn);
// Body
fn.Code = ParseStatementBlock(TriState.Yes);
return fn;
}