Add dialyzer

Makefile

@@ -14,3 +14,34 @@ distclean: clean
 
 doc:
 	@./rebar doc skip_deps=true
+
+COMBO_PLT = $(HOME)/.rhc_dialyzer_plt
+APPS = kernel stdlib sasl erts eunit
+INCLUDES = -I include -I deps
+check_plt: all
+	dialyzer --check_plt --plt $(COMBO_PLT) --apps $(APPS) deps/*/ebin
+
+build_plt: all
+	dialyzer --build_plt --output_plt $(COMBO_PLT) --apps $(APPS) deps/*/ebin
+
+dialyzer: all
+	@echo
+	@echo Use "'make check_plt'" to check PLT prior to using this target.
+	@echo Use "'make build_plt'" to build PLT prior to using this target.
+	@echo
+	@sleep 1
+	dialyzer --verbose -Wno_return --plt $(COMBO_PLT) $(INCLUDES) ebin
+
+typer: $(DEPSOLVER_PLT)
+	typer --plt $(COMBO_PLT) $(INCLUDES) -r src
+
+plt_info:
+	dialyzer --plt $(COMBO_PLT) --plt_info
+
+cleanplt:
+	@echo
+	@echo "Are you sure?  It takes time to re-build."
+	@echo Deleting $(COMBO_PLT) in 5 seconds.
+	@echo
+	@sleep 5
+	rm $(COMBO_PLT)

include/rhc.hrl

@@ -20,9 +20,10 @@
 %%
 %% -------------------------------------------------------------------
 
--define(DEFAULT_TIMEOUT, 60000).
+-define(DEFAULT_HTTP_TIMEOUT, 60000).
 
 -record(rhc, {ip,
               port,
               prefix,
               options}).
+

rebar.config

@@ -1,4 +1,9 @@
-{erl_opts, []}.
+{erl_opts, [debug_info,
+            warn_obsolete_guard,
+            warn_unused_import,
+            warn_shadow_vars,
+            warn_export_vars,
+            warn_export_all]}.
 
 {deps,
  [