Try and cache PLT in travis

bitwalker · Aug 1, 2018 · b57bc29 · b57bc29
1 parent 5c7b704
commit b57bc29
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Showing 2 changed files with 15 additions and 3 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -5,9 +5,20 @@ elixir:
   - 1.7
 otp_release:
   - 21.0
+env:
+  - "PLT_DIR=$HOME/.plt"
+cache:
+  directories:
+    - _build
+    - deps
+    - $PLT_DIR
+before_script:
+  - "mkdir -p $PLT_DIR"
+  - "mix do deps.get, dialyzer --plt"
+  - "MIX_ENV=test mix deps.get"
 script:
-  - "mix do deps.get, compile-check"
-  - "MIX_ENV=test mix do deps.get, mix test"
+  - "mix compile-check"
+  - "MIX_ENV=test mix do compile, test"
 notifications:
   recipients:
     - paulschoenfelder@gmail.com
diff --git a/mix.exs b/mix.exs
@@ -88,7 +88,8 @@ defmodule Toml.MixProject do
   defp dialyzer do
     [
       ignore_warnings: "dialyzer.ignore",
-      flags: [:error_handling, :underspecs, :unmatched_returns]
+      flags: [:error_handling, :underspecs, :unmatched_returns],
+      plt_core_path: System.get_env("PLT_PATH") || System.get_env("MIX_HOME"),
     ]
   end