internal TRY_BLOCK(Scope parent_scope, Node body, Node rescue, Node _else, Node ensure, YYLTYPE location)
: base(location)
{
this.parent_scope = parent_scope;
this.body = body;
this.rescue = (RESCUE_CLAUSE)rescue;
this._else = _else;
this.ensure = ensure;
}
internal ControlFlowNode(Scope parent_scope, ARGS return_val, YYLTYPE location)
: base(location)
{
this.parent_scope = parent_scope;
// no return value
if (return_val == null)
return;
if (return_val.block != null)
throw new System.Exception("block argument should not be given");
// just a single value => return that value
if (return_val.hashlist == null && return_val.array == null && return_val.parameters.nd_next == null)
{
this.return_val = return_val.parameters;
return;
}
// just hash values => return a HASH
if (return_val.parameters == null && return_val.array == null)
{
this.return_val = new HASH(return_val.hashlist, return_val.location);
return;
}
// return *p => if p is an ARRAY then ... else ...
if (return_val.parameters == null && return_val.hashlist == null)
{
this.array = return_val.array;
this.return_val = new ProxyNode(ReturnArray, return_val.location);
}
else
{
this.args = return_val;
this.return_val = new ProxyNode(ReturnRubyArray, return_val.location);
}
}
internal RESCUE_CLAUSE(Scope parent_scope, Node types, LVALUE var, Node body, Node next, YYLTYPE location)
: base(location)
{
if (types == null)
types = new CONST(parent_scope, ID.intern("StandardError"), location);
this.parent_scope = parent_scope;
this.types = types;
this.var = var;
this.body = body;
this.next = (RESCUE_CLAUSE)next;
}
internal RESCUE_CLAUSE(Scope parent_scope, Node body, YYLTYPE location)
: base(location)
{
this.parent_scope = parent_scope;
this.body = body;
}
// return return_val;
internal RETURN(Scope current, Node return_val, YYLTYPE location)
: base(current, (ARGS)return_val, location)
{
}
// retry
internal RETRY(Scope current, YYLTYPE location): base(current, location)
{
}
protected Node return_val; // optional
internal ControlFlowNode(Scope parent_scope, YYLTYPE location)
: base(location)
{
this.parent_scope = parent_scope;
}