Rename chdir to setwd

Author: tarleb

README.md

@@ -46,18 +46,6 @@ The operating system on which the program is running.
 
 ## Functions
 
-### chdir {#system-chdir}
-
-`chdir (directory)`
-
-Change the working directory to the given path.
-
-Parameters:
-
-`directory`
-:   Path of the directory which is to become the new working directory.
-
-
 ### env
 
 `env ()`
@@ -164,6 +152,18 @@ Parameters:
 `value`
 :   new value (string).
 
+### setwd
+
+`setwd (directory)`
+
+Change the working directory to the given path.
+
+Parameters:
+
+`directory`
+:   Path of the directory which is to become the new working
+    directory (string)
+
 ### tmpdirname
 
 `tmpdirname ()`

src/Foreign/Lua/Module/System.hs

@@ -21,14 +21,14 @@ module Foreign.Lua.Module.System (
   , os
 
   -- * Functions
-  , chdir
   , env
   , getwd
   , getenv
   , ls
   , mkdir
   , rmdir
   , setenv
+  , setwd
   , tmpdirname
   , with_env
   , with_tmpdir
@@ -63,14 +63,14 @@ pushModule = do
   addField "compiler_name" compiler_name
   addField "compiler_version" compiler_version
   addField "os" os
-  addFunction "chdir" chdir
   addFunction "env" env
   addFunction "getenv" getenv
   addFunction "getwd" getwd
   addFunction "ls" ls
   addFunction "mkdir" mkdir
   addFunction "rmdir" rmdir
   addFunction "setenv" setenv
+  addFunction "setwd" setwd
   addFunction "tmpdirname" tmpdirname
   addFunction "with_env" with_env
   addFunction "with_tmpdir" with_tmpdir
@@ -110,10 +110,6 @@ os = Info.os
 -- Functions
 --
 
--- | Change current working directory.
-chdir :: FilePath -> Lua ()
-chdir fp = ioToLua $ Directory.setCurrentDirectory fp
-
 -- | Retrieve the entire environment
 env :: Lua NumResults
 env = do
@@ -160,6 +156,10 @@ rmdir fp recursive =
 setenv :: String -> String -> Lua ()
 setenv name value = ioToLua (Env.setEnv name value)
 
+-- | Change current working directory.
+setwd :: FilePath -> Lua ()
+setwd fp = ioToLua $ Directory.setCurrentDirectory fp
+
 -- | Get the current directory for temporary files.
 tmpdirname :: Lua FilePath
 tmpdirname = ioToLua Directory.getTemporaryDirectory

test/system-module-tests.lua

@@ -28,9 +28,9 @@ function in_tmpdir (callback)
   return system.with_tmpdir(
     'hello',
     function (tmpdir)
-      system.chdir(tmpdir)
+      system.setwd(tmpdir)
       local result = callback(tmpdir)
-      system.chdir(orig_dir)
+      system.setwd(orig_dir)
       return result
     end
   )