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author | Tom Smeding <tom.smeding@gmail.com> | 2019-04-09 23:30:08 +0200 |
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committer | Tom Smeding <tom.smeding@gmail.com> | 2019-04-09 23:30:08 +0200 |
commit | 573967434a8b1cb14ee7de43ec11bd616cf568c6 (patch) | |
tree | 3b88b0e275fbeed9b853e9ba32fca6cf5a2367eb /src/Haskell/Env/Context.hs | |
parent | b9494feebfabec0db65ee1b0e77cbd2d0d740470 (diff) |
Organisation cleanup
Diffstat (limited to 'src/Haskell/Env/Context.hs')
-rw-r--r-- | src/Haskell/Env/Context.hs | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/Haskell/Env/Context.hs b/src/Haskell/Env/Context.hs new file mode 100644 index 0000000..2e6b6cc --- /dev/null +++ b/src/Haskell/Env/Context.hs @@ -0,0 +1,15 @@ +module Haskell.Env.Context where + +import Haskell.Env +import Haskell.Env.Cmd + + +data Context = Context { cStack :: [(Action, Env)], cBaseEnv :: Env } + deriving (Show) + +topEnv :: Context -> Env +topEnv (Context [] env) = env +topEnv (Context ((_, env):_) _) = env + +pushCtx :: (Action, Env) -> Context -> Context +pushCtx pair ctx = ctx { cStack = pair : cStack ctx } |