fix lint

.travis.yml

@@ -1,9 +1,13 @@
-language: vim
+language: python
+sudo: false
 
 cache:
   pip: true
 
 env:
+  global:
+    - DEPS=$HOME/deps
+    - PATH=$DEPS/bin:$PATH
   matrix:
     - LINT=vimlint-errors
     - LINT=vimlint
@@ -15,6 +19,22 @@ matrix:
   allow_failures:
     - env: LINT=vimlint
     - env: LINT=vint
+  include:
+    - env: ENV=vim72
+      rvm: 1.8.7
+      addons: { apt: { packages: [vim-nox] } }
+    - env: ENV=python
+      rvm: 1.8.7
+      addons: { apt: { packages: [python2.7-dev] } }
+    - env: ENV=python3
+      rvm: 1.8.7
+      addons: { apt: { packages: [python3-dev] } }
+    - env: ENV=ruby18
+      rvm: 1.8.7
+    - env: ENV=ruby20
+      rvm: 2.0.0
+    - env: ENV=neovim
+    - env: ENV=vim8
 
 install:
   - |
@@ -26,6 +46,35 @@ install:
     elif [ "${LINT#vader}" != "$LINT" ]; then
       git clone https://github.com/junegunn/vader.vim.git /tmp/vader
     fi
+  if [ "$ENV" == "vim72" ]; then
+    mkdir -p ${DEPS}/bin
+    ln -s /usr/bin/vim.nox ${DEPS}/bin/vim
+    return
+  elif [ "$ENV" == "neovim" ]; then
+    # https://github.com/neovim/bot-ci#nightly-builds
+    eval "$(curl -Ss https://raw.githubusercontent.com/neovim/bot-ci/master/scripts/travis-setup.sh) nightly-x64"
+    mkdir -p ${DEPS}/bin
+    ln -s $(which nvim) ${DEPS}/bin/vim
+    return
+  fi
+  C_OPTS="--prefix=$DEPS --with-features=huge --disable-gui "
+  case "$ENV" in
+    python)
+      C_OPTS+=--enable-pythoninterp
+      ;;
+    python3)
+      C_OPTS+=--enable-python3interp
+      ;;
+    ruby*)
+      C_OPTS+=--enable-rubyinterp
+      ;;
+  esac
+  git clone --depth 1 https://github.com/vim/vim
+  cd vim
+  ./configure $C_OPTS
+  make
+  make install
+  cd -
 script:
   - |
     if [ "$LINT" = "vimlint" ]; then