rename readMaybe to readish

a stricter (but also partial) readMaybe is getting added to base

Utility/PartialPrelude.hs

@@ -10,7 +10,7 @@ module Utility.PartialPrelude where
 import qualified Data.Maybe
 
 {- read should be avoided, as it throws an error
- - Instead, use: readMaybe -}
+ - Instead, use: readish -}
 read :: Read a => String -> a
 read = Prelude.read
 
@@ -42,8 +42,8 @@ last = Prelude.last
  - readMaybe is available in Text.Read in new versions of GHC,
  - but that one requires the entire string to be consumed.
  -}
-readMaybe :: Read a => String -> Maybe a
-readMaybe s = case reads s of
+readish :: Read a => String -> Maybe a
+readish s = case reads s of
 	((x,_):_) -> Just x
 	_ -> Nothing