From 96c29e2a5e2c97d2c40c46222d4593c366de953e Mon Sep 17 00:00:00 2001
From: Tom Smeding <tom.smeding@gmail.com>
Date: Fri, 24 Jul 2020 22:27:13 +0200
Subject: Move Context to cc-ast in preparation for backend parametrisation

---
 ast/CC/Context.hs         | 5 +++++
 compcomp.cabal            | 4 ++--
 main/Main.hs              | 2 +-
 parser/CC/Parser.hs       | 1 +
 typecheck/CC/Typecheck.hs | 1 +
 utils/CC/Types.hs         | 3 ---
 6 files changed, 10 insertions(+), 6 deletions(-)
 create mode 100644 ast/CC/Context.hs

diff --git a/ast/CC/Context.hs b/ast/CC/Context.hs
new file mode 100644
index 0000000..1f8c673
--- /dev/null
+++ b/ast/CC/Context.hs
@@ -0,0 +1,5 @@
+module CC.Context where
+
+
+-- | Source metadata for compilation
+data Context = Context FilePath
diff --git a/compcomp.cabal b/compcomp.cabal
index c7fec4e..6635172 100644
--- a/compcomp.cabal
+++ b/compcomp.cabal
@@ -15,7 +15,7 @@ executable            compcomp
     import:           deps
     hs-source-dirs:   main
     main-is:          Main.hs
-    build-depends:    cc-parser, cc-typecheck, cc-utils
+    build-depends:    cc-parser, cc-typecheck, cc-ast, cc-utils
 
 library               cc-parser
     import:           deps
@@ -33,7 +33,7 @@ library               cc-ast
     import:           deps
     hs-source-dirs:   ast
     build-depends:    cc-utils
-    exposed-modules:  CC.AST.Source, CC.AST.Typed
+    exposed-modules:  CC.AST.Source, CC.AST.Typed, CC.Context
 
 library               cc-utils
     import:           deps
diff --git a/main/Main.hs b/main/Main.hs
index dbac4c4..f5a3d5a 100644
--- a/main/Main.hs
+++ b/main/Main.hs
@@ -5,8 +5,8 @@ import System.Exit
 import qualified CC.Parser as Parser
 import qualified CC.Typecheck as Typecheck
 
+import CC.Context
 import CC.Pretty
-import CC.Types
 
 
 -- Put the passes in a type-level list to be able to run subsequences of
diff --git a/parser/CC/Parser.hs b/parser/CC/Parser.hs
index f8e482e..76f0b68 100644
--- a/parser/CC/Parser.hs
+++ b/parser/CC/Parser.hs
@@ -5,6 +5,7 @@ import Text.Parsec hiding (SourcePos, getPosition, token)
 import qualified Text.Parsec
 
 import CC.AST.Source
+import CC.Context
 import CC.Pretty
 
 
diff --git a/typecheck/CC/Typecheck.hs b/typecheck/CC/Typecheck.hs
index 0c926f3..aac7923 100644
--- a/typecheck/CC/Typecheck.hs
+++ b/typecheck/CC/Typecheck.hs
@@ -12,6 +12,7 @@ import Data.Set (Set)
 
 import CC.AST.Source
 import CC.AST.Typed
+import CC.Context
 import CC.Pretty
 
 
diff --git a/utils/CC/Types.hs b/utils/CC/Types.hs
index b377045..84c62b2 100644
--- a/utils/CC/Types.hs
+++ b/utils/CC/Types.hs
@@ -6,9 +6,6 @@ import CC.Pretty
 -- | Names of variables in the program
 type Name = String
 
--- | Source metadata for compilation
-data Context = Context FilePath
-
 -- | Position in a source file; `SourcePos line column`, both zero-based
 data SourcePos = SourcePos Int Int
   deriving (Show, Read, Eq, Ord)
-- 
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