Improve builtin call error message.

This commit is contained in:
whitequark 2015-07-02 20:06:07 +03:00
parent 196acb37f6
commit 8a65266f14
1 changed files with 6 additions and 2 deletions

View File

@ -374,9 +374,13 @@ class Inferencer(algorithm.Visitor):
node.func.loc)
def diagnose(valid_forms):
printer = types.TypePrinter()
args = [printer.name(arg.type) for arg in node.args]
args += ["%s=%s" % (kw.arg, printer.name(kw.value.type)) for kw in node.keywords]
diag = diagnostic.Diagnostic("error",
"{func} cannot be invoked with these arguments",
{"func": typ.name},
"{func} cannot be invoked with the arguments ({args})",
{"func": typ.name, "args": ", ".join(args)},
node.func.loc, notes=valid_forms)
self.engine.process(diag)