fix a few doctest failures

[ci skip]

doc/devdocs/types.rst

@@ -245,11 +245,11 @@ bound :obj:`TypeVar` objects with a hash (``#T`` instead of ``T``):
 
 .. doctest::
 
-   julia> jl_(first(methods(candid)))
-   Method(sig=Tuple{Main.#candid, Array{#T<:Any, N<:Any}, #T<:Any}, va=false, isstaged=false, tvars=#T<:Any, func=Main.candid(?), invokes=nothing, next=nothing)
+   julia> jl_(first(methods(candid)).sig)
+   Tuple{Main.#candid, Array{#T<:Any, N<:Any}, #T<:Any}
 
-   julia> jl_(first(methods(sneaky)))
-   Method(sig=Tuple{Main.#sneaky, Array{#T<:Any, N<:Any}, T<:Any}, va=false, isstaged=false, tvars=#T<:Any, func=Main.sneaky(?), invokes=nothing, next=nothing)
+   julia> jl_(first(methods(sneaky)).sig)
+   Tuple{Main.#sneaky, Array{#T<:Any, N<:Any}, T<:Any}
 
 Even though both print as ``T``, in ``sneaky`` the second ``T`` is
 not bound, and hence it isn't constrained to be the same type as the

doc/manual/metaprogramming.rst

@@ -629,14 +629,11 @@ Compare:
     Expr
       head: Symbol string
       args: Array{Any}((5,))
-        1: String
-          data: Array{UInt8}((3,)) UInt8[0x61,0x20,0x28]
+        1: String "a ("
         2: Symbol a
-        3: String
-          data: Array{UInt8}((18,)) UInt8[0x29,0x20,0x73,0x68,0x6f,0x75,0x6c,0x64,0x20,0x65,0x71,0x75,0x61,0x6c,0x20,0x62,0x20,0x28]
+        3: String ") should equal b ("
         4: Symbol b
-        5: String
-          data: Array{UInt8}((2,)) UInt8[0x29,0x21]
+        5: String ")!"
       typ: Any
 
 So now instead of getting a plain string in ``msg_body``, the macro is

doc/manual/stacktraces.rst

@@ -89,7 +89,7 @@ Each :obj:`StackFrame` contains the function name, file name, line number, lambd
     234
 
     julia> top_frame.linfo
-    Nullable{LambdaInfo}(LambdaInfo for eval(::Module, ::Any)
+    Nullable{LambdaInfo}(LambdaInfo for eval(::Module, ::Any))
     ...
 
     julia> top_frame.inlined