wip: everything seems to work, more tests (+2 squashed commits)

Squashed commits:
[454398f] wip: allow multiple dev groups
[eb83371] wip

Author: bobzhang

.merlin

@@ -0,0 +1,15 @@
+####{BSB GENERATED: NO EDIT
+S /Users/hzhang295/git/bucklescript/jscomp/bin/../lib/ocaml
+B /Users/hzhang295/git/bucklescript/jscomp/bin/../lib/ocaml
+FLG -ppx /Users/hzhang295/git/bucklescript/jscomp/bin/bsppx.exe
+
+FLG -w -40-30 -w +a
+S jscomp/test/
+B lib/bs/jscomp/test/
+
+S jscomp/test/glob
+B lib/bs/jscomp/test/glob
+
+S jscomp/test/acyc
+B lib/bs/jscomp/test/acyc
+####BSB GENERATED: NO EDIT}

jscomp/Makefile

@@ -255,7 +255,7 @@ BSB_SRCS= bsb_config bsb_build_schemas bsb_build_util \
 
 BSB_CMXS=$(addprefix bsb/, $(addsuffix .cmx, $(BSB_SRCS)))
 MAIN_SRCS= jsgen_main jscmj_main bsb/bsb_main bsb/bsb_helper_main
-MAINS_CMXS=$(addsuffix .cmx, $(MAIN_SRCS))
+MAIN_CMXS=$(addsuffix .cmx, $(MAIN_SRCS))
 
 ounit.cmxa: $(OUNIT_CMXS)
 	ocamlopt.opt -a $^ -o $@

jscomp/all.depend

@@ -642,9 +642,9 @@ ounit_tests/ounit_tests_main.cmx : ext/resize_array.cmx \
 bsb/bsb_build_schemas.cmx :
 bsb/bsb_build_ui.cmx : ext/string_vec.cmx ext/string_set.cmx \
     ext/string_map.cmx ext/ext_string.cmx ext/ext_json.cmx \
-    ext/ext_filename.cmx ext/ext_file_pp.cmx bsb/bsb_dir.cmx \
-    bsb/bsb_build_util.cmx bsb/bsb_build_schemas.cmx common/binary_cache.cmx \
-    bsb/bsb_build_ui.cmi
+    ext/ext_filename.cmx ext/ext_file_pp.cmx ext/ext_array.cmx \
+    bsb/bsb_dir.cmx bsb/bsb_config.cmx bsb/bsb_build_util.cmx \
+    bsb/bsb_build_schemas.cmx common/binary_cache.cmx bsb/bsb_build_ui.cmi
 bsb/bsb_build_util.cmx : ext/ext_string.cmx ext/ext_list.cmx \
     ext/ext_json.cmx ext/ext_filename.cmx ext/ext_array.cmx \
     bsb/bsb_config.cmx bsb/bsb_build_util.cmi
@@ -657,7 +657,8 @@ bsb/bsb_dep_infos.cmx : bsb/bsb_dep_infos.cmi
 bsb/bsb_dir.cmx : bsb/bsb_dir.cmi
 bsb/bsb_gen.cmx : ext/string_map.cmx ext/literals.cmx ext/ext_filename.cmx \
     bsb/bsb_ninja.cmx bsb/bsb_config.cmx bsb/bsb_build_util.cmx \
-    bsb/bsb_build_ui.cmx common/binary_cache.cmx bsb/bsb_gen.cmi
+    bsb/bsb_build_ui.cmx bsb/bsb_build_schemas.cmx common/binary_cache.cmx \
+    bsb/bsb_gen.cmi
 bsb/bsb_helper_main.cmx : depends/depends_post_process.cmx \
     bsb/bsb_helper_main.cmi
 bsb/bsb_main.cmx : ext/string_vec.cmx ext/literals.cmx ext/ext_string.cmx \
@@ -667,7 +668,8 @@ bsb/bsb_main.cmx : ext/string_vec.cmx ext/literals.cmx ext/ext_string.cmx \
     bsb/bsb_build_ui.cmx bsb/bsb_build_schemas.cmx bsb/bsb_main.cmi
 bsb/bsb_ninja.cmx : ext/string_set.cmx ext/string_map.cmx ext/literals.cmx \
     ext/ext_filename.cmx bsb/bsb_config.cmx bsb/bsb_build_util.cmx \
-    bsb/bsb_build_ui.cmx common/binary_cache.cmx bsb/bsb_ninja.cmi
+    bsb/bsb_build_ui.cmx bsb/bsb_build_schemas.cmx common/binary_cache.cmx \
+    bsb/bsb_ninja.cmi
 bsb/bsb_unix.cmx : bsb/bsb_unix.cmi
 bsb/bsb_build_ui.cmi : ext/string_set.cmi ext/string_map.cmi \
     ext/ext_json.cmi ext/ext_file_pp.cmi common/binary_cache.cmi

jscomp/bin/Makefile

@@ -6,7 +6,7 @@ ifndef EXE
 endif
 NATIVE=ocamlopt.opt$(EXE)
 
-OCAMLOPT_FLAGS= -g -inline 1000 -w -a ../stubs/ext_basic_hash_stubs.c
+OCAMLOPT_FLAGS= -inline 1000 -g -w -a ../stubs/ext_basic_hash_stubs.c
 
 bsppx.exe: config_bsppx.mli config_bsppx.ml bsppx.mli bsppx.ml
 	$(NATIVE) $(OCAMLOPT_FLAGS) $^ -o $@

jscomp/bin/all_ounit_tests.ml

@@ -1313,6 +1313,7 @@ val find_and_split :
 
 val exists : ('a -> bool) -> 'a array -> bool 
 
+val is_empty : 'a array -> bool 
 end = struct
 #1 "ext_array.ml"
 (* Copyright (C) 2015-2016 Bloomberg Finance L.P.
@@ -1493,6 +1494,9 @@ let exists p a =
     else loop (succ i) in
   loop 0
 
+
+let is_empty arr =
+  Array.length arr = 0
 end
 module Ext_bytes : sig 
 #1 "ext_bytes.mli"