message: Declare hscode environment as Haskell
diff: <key>end</key>
  <string>(\\end\{\2\}(?:\s*\n)?)</string>
  </dict>
  + <dict>
  + <key>begin</key>
  + <string>((?:\s*)\\begin\{(hscode(?:\*)?)\}(?:\[.*\])?)</string>
  + <key>captures</key>
  + <dict>
  + <key>1</key>
  + <dict>
  + <key>patterns</key>
  + <array>
  + <dict>
  + <key>include</key>
  + <string>#code-env</string>
  + </dict>
  + </array>
  + </dict>
  + </dict>
  + <key>contentName</key>
  + <string>source.haskell</string>
  + <key>patterns</key>
  + <array>
  + <dict>
  + <key>include</key>
  + <string>source.haskell</string>
  + </dict>
  + </array>
  + <key>end</key>
  + <string>(\\end\{\2\}(?:\s*\n)?)</string>
  + </dict>
  <dict>
  <key>begin</key>
  <string>((?:\s*)\\begin\{(luacode(?:\*)?)\}(?:\[.*\])?)</string>
  