fix bugs in show_method_candidates

base/replutil.jl

@@ -475,7 +475,7 @@ function show_method_candidates(io::IO, ex::MethodError, @nospecialize kwargs=()
  end
  end
 
- for (func,arg_types_param) in funcs
+ for (func, arg_types_param) in funcs
  for method in methods(func)
  buf = IOBuffer()
  iob = IOContext(buf, io)
@@ -491,9 +491,9 @@ function show_method_candidates(io::IO, ex::MethodError, @nospecialize kwargs=()
  s1 = sig0.parameters[1]
  sig = sig0.parameters[2:end]
  print(iob, " ")
- if !isa(func, s1)
+ if !isa(func, rewrap_unionall(s1, method.sig))
  # function itself doesn't match
- return
+ continue
  else
  # TODO: use the methodshow logic here
  use_constructor_syntax = isa(func, Type)
@@ -536,7 +536,7 @@ function show_method_candidates(io::IO, ex::MethodError, @nospecialize kwargs=()
  print(iob, "::$sigstr")
  end
  end
- special && right_matches==0 && return # continue the do-block
+ special && right_matches == 0 && continue
 
  if length(t_i) > length(sig) && !isempty(sig) && Base.isvarargtype(sig[end])
  # It ensures that methods like f(a::AbstractString...) gets the correct