CI improvements

.travis.yml

@@ -8,9 +8,7 @@ branches:
     - next
 
 cache:
-  directories:
-    - $HOME/.npm
-    - $HOME/.yarn-cache
+  yarn: true
 
 matrix:
   include:
@@ -24,7 +22,7 @@ matrix:
       node_js: "6"
       env: NO_WATCH_TESTS=1 JOB_PART=test
     - os: linux
-      node_js: "4.3"
+      node_js: "4"
       env: NO_WATCH_TESTS=1 JOB_PART=test
     - os: osx
       node_js: "8"
@@ -33,7 +31,7 @@ matrix:
     - os: osx
   fast_finish: true
 
-before_script:
+install:
   - bash ./ci/travis-install.sh
 
 script: npm run travis:$JOB_PART

ci/travis-install.sh

@@ -1,7 +1,12 @@
 #!/bin/bash
 set -ev
 
-yarn link --frozen-lockfile || true && yarn link webpack --frozen-lockfile;
+curl -o- -L https://yarnpkg.com/install.sh | bash -s -- --version 1.0.1
+
+export PATH=$HOME/.yarn/bin:$PATH
+
+yarn link --frozen-lockfile || true;
 
 yarn --frozen-lockfile
 
+yarn link webpack --frozen-lockfile

package.json

@@ -106,7 +106,7 @@
     "nsp": "nsp check --output summary",
     "benchmark": "mocha --max-old-space-size=4096 --harmony test/*.benchmark.js -R spec",
     "cover": "node --max-old-space-size=4096 --harmony ./node_modules/istanbul/lib/cli.js cover -x '**/*.runtime.js' node_modules/mocha/bin/_mocha -- test/*.test.js",
-    "cover:min": "node --max-old-space-size=4096 --harmony ./node_modules/.bin/istanbul cover -x '**/*.runtime.js' --report lcovonly node_modules/mocha/bin/_mocha -- test/*.test.js",
+    "cover:min": "node --max-old-space-size=4096 --harmony ./node_modules/istanbul/lib/cli.js cover -x '**/*.runtime.js' --report lcovonly node_modules/mocha/bin/_mocha -- test/*.test.js",
     "publish-patch": "npm run lint && npm run beautify-lint && mocha && npm version patch && git push && git push --tags && npm publish"
   }
 }