Minor tweaks

* Remove compiler warnings
* Update .gitignore
* Use ghc-8.8.3 in travis
* Remove cruft

Author: erikd

.gitignore

@@ -2,22 +2,12 @@
 *.hi
 *.o
 *~
-/dist/*
-/parse.txt
-/src/Language/JavaScript/Parser/Grammar5.hs
-/src/Language/JavaScript/Parser/Lexer.info
-/unicode/uc-ll.htm
-/unicode/uc-lm.htm
-/unicode/uc-lo.htm
-/unicode/uc-lt.htm
-/unicode/uc-lu.htm
-/unicode/uc-mc.htm
-/unicode/uc-mn.htm
-/unicode/uc-nd.htm
-/unicode/uc-nl.htm
-/unicode/uc-nl.htm
-/unicode/uc-pc.htm
-cabal.sandbox.config
+dist/
+dist-newstyle/
+parse.txt
+src/Language/JavaScript/Parser/Grammar5.hs
+src/Language/JavaScript/Parser/Lexer.info
+unicode/*.htm
 
 # stack
-/.stack-work/
+.stack-work/

.travis.yml

@@ -10,7 +10,7 @@ env:
  - GHCVER=8.2.2
  - GHCVER=8.4.4
  - GHCVER=8.6.5
- - GHCVER=8.8.1
+ - GHCVER=8.8.3
 
 before_install:
  - sudo add-apt-repository -y ppa:hvr/ghc

buildall.sh

@@ -0,0 +1,6 @@
+packages:
+  ./
+
+test-show-details: direct
+
+tests: True

cabal.project

@@ -1,5 +1,5 @@
 
-{-# LANGUAGE FlexibleInstances, NoOverloadedStrings, TypeSynonymInstances #-}
+{-# LANGUAGE CPP, FlexibleInstances, NoOverloadedStrings, TypeSynonymInstances #-}
 
 module Language.JavaScript.Pretty.Printer
     ( -- * Printing
@@ -10,8 +10,10 @@ module Language.JavaScript.Pretty.Printer
 
 import Blaze.ByteString.Builder (Builder, toLazyByteString)
 import Data.List
+#if ! MIN_VERSION_base(4,13,0)
 import Data.Monoid (mempty)
 import Data.Semigroup ((<>))
+#endif
 import Data.Text.Lazy (Text)
 import Language.JavaScript.Parser.AST
 import Language.JavaScript.Parser.SrcLocation

quickcheck.hs

@@ -5,7 +5,9 @@ module Language.JavaScript.Process.Minify
       minifyJS
     ) where
 
+#if ! MIN_VERSION_base(4,13,0)
 import Control.Applicative ((<$>))
+#endif
 
 import Language.JavaScript.Parser.AST
 import Language.JavaScript.Parser.SrcLocation

src/Language/JavaScript/Pretty/Printer.hs

@@ -1,9 +1,11 @@
+{-# LANGUAGE CPP #-}
 module Test.Language.Javascript.ProgramParser
     ( testProgramParser
     ) where
 
-
+#if ! MIN_VERSION_base(4,13,0)
 import Control.Applicative ((<$>))
+#endif
 import Test.Hspec
 
 import Language.JavaScript.Parser