Add first version of build script

.gitignore

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+/tmp

build.sh

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+#!/bin/sh
+
+set -e
+
+DIRS="
+  syntax indent ftplugin ftdetect autoload compiler doc
+  after/syntax after/indent
+"
+
+copy_dir() {
+  if [ -d "tmp/$1" ]; then
+    mkdir -p "$1"
+    cp -r tmp/$1/* $1/
+  fi
+}
+
+# Fetches syntax files from given Github repo
+syntax() {
+  echo "$1..."
+  rm -rf tmp
+  git clone -q --recursive "https://github.com/$1.git" tmp
+  which tree && tree tmp
+
+  for dir in $DIRS; do
+    copy_dir "$dir"
+  done
+}
+
+rm -rf $DIRS
+
+# syntax 'vim-ruby/vim-ruby'