warning(nfdt, "useless-bound", "Warning: Useless formal parameter type since `{bound}` cannnot have subclasses.")
end
else if mclass.mclassdefs.is_empty then
+ if objectclass == null then
+ error(nfd, "Error: Formal parameter type `{pname}' unbounded but no Object class exist.")
+ return
+ end
# No bound, then implicitely bound by nullable Object
var bound = objectclass.mclass_type.as_nullable
bounds.add(bound)
private fun check_supertypes(nmodule: AModule, nclassdef: AClassdef)
do
var mmodule = nmodule.mmodule.as(not null)
- var objectclass = try_get_mclass_by_name(nmodule, mmodule, "Object")
var mclass = nclassdef.mclass.as(not null)
var mclassdef = nclassdef.mclassdef.as(not null)
# Register the nclassdef associated to each mclassdef
# FIXME: why not refine the `MClassDef` class with a nullable attribute?
- var mclassdef2nclassdef: HashMap[MClassDef, AClassdef] = new HashMap[MClassDef, AClassdef]
+ var mclassdef2nclassdef = new HashMap[MClassDef, AClassdef]
# Return the static type associated to the node `ntype`.
# `mmodule` and `mclassdef` is the context where the call is made (used to understand formal types)