Merge pull request #407 from bloomberg/customize_flags

Customize flags and make sure `cmj` behaves the same as `cmi`  (#392)

Author: bobzhang

jscomp/bin/compiler.ml

@@ -37,6 +37,7 @@ type env =
 let default_env = ref NodeJS 
 
 let ext = ref ".js"
+let cmj_ext = ".cmj"
 let get_ext () = !ext 
 let get_env () = !default_env
 

jscomp/js_config.ml

@@ -33,6 +33,7 @@ type env =
   | AmdJS
   | Goog of string option
 
+val cmj_ext : string 
 val get_env : unit -> env
 val get_ext : unit -> string
 

jscomp/js_config.mli

@@ -76,7 +76,7 @@ let implementation ppf sourcefile outputprefix =
           match           
           Lam_compile_group.lambda_as_module
             finalenv current_signature 
-            sourcefile  lambda with
+            sourcefile  outputprefix lambda with
           | e -> e 
           | exception e -> 
             (* Save to a file instead so that it will not scare user *)