def invoke(self, args, ctx):
form = args[0]
if not isinstance(form, space.W_List):
return form
head = form.first()
if not isinstance(head, space.W_Sym):
return form
st = ctx.st()
val = head.val
if not st.has_macro(val):
return form
macro_fn = st.get_fn(st.get_macro(val))
return eval.invoke_fn(macro_fn, space.unwrap(form.rest()), ctx)
def invoke(self, args, ctx):
w_atom = space.cast(args[0], space.W_Atom)
w_fn = space.cast(args[1], space.W_Fun)
w_new = eval.invoke_fn(w_fn, [w_atom.deref()], ctx)
w_atom.reset(w_new)
return w_new
def invoke(self, args, ctx):
w_var = space.cast(args[0], space.W_Var)
w_fn = space.cast(args[1], space.W_Fun)
w_new = eval.invoke_fn(w_fn, [w_var.w_val], ctx)
ctx.bindings().alter_var(w_var, w_new)
return w_new
def deliver(self):
return eval.invoke_fn(self.w_fn, [], self.ctx)
def invoke(self, args, ctx):
w_var = space.cast(args[0], space.W_Var)
w_fn = space.cast(args[1], space.W_Fun)
w_meta = eval.invoke_fn(w_fn, [w_var.meta()], ctx)
w_var.set_meta(w_meta)
