Remove and reinstall haxe and neko.

haxe_osx_manual_install.sh

#!/bin/bash

mkdir -p ~/Downloads/src
cd ~/Downloads/src

function uninstall_haxe() {
  sudo rm -rf /usr/bin/haxe /usr/bin/haxelib /usr/lib/haxe
}

function install_haxe() {
  curl -O http://haxe.org/file/haxe-3.0.0-rc2-osx.tar.gz
  tar -zxvf haxe-3.0.0-rc2-osx.tar.gz
  cd ~/Downloads/src/haxe-3.0.0-rc2-osx
  sudo cp haxe /usr/bin/haxe
  sudo mkdir /usr/lib/haxe
  sudo cp -r std /usr/lib/haxe
  sudo mkdir /usr/lib/haxe/lib
  sudo chmod 777 /usr/lib/haxe/lib
  sudo cp std/tools/haxelib/haxelib.sh /usr/bin/haxelib
  sudo chmod +x /usr/bin/haxelib

}

function uninstall_neko() {
  sudo rm -rf /usr/lib/neko /usr/bin/neko /usr/bin/nekoc /usr/bin/nekotools /usr/bin/nekoml /usr/bin/nekoml.std
  sudo rm -f /usr/lib/libneko.dylib
}

function install_neko() {
  curl -O http://nekovm.org/_media/neko-2.0.0-osx.tar.gz
  tar -zxvf neko-2.0.0-osx.tar.gz
  cd ../neko-2.0.0-osx
  # use libneko.so for Linux
  sudo cp -f libneko.dylib /usr/lib
  sudo cp neko nekoc nekotools nekoml nekoml.std /usr/bin
  sudo mkdir /usr/lib/neko
  sudo cp *.ndll /usr/lib/neko
}

function install_libs() {
  # add any libraries you know you want installed
  haxelib install hxcpp
  haxelib install actuate
  haxelib install nme

  echo '#!/bin/sh
haxelib run nme "$@"' | sudo tee /usr/bin/nme
}

uninstall_haxe
uninstall_neko

install_haxe
install_neko
install_libs

./haxe_osx_remove_install.sh: line 50: syntax error near unexpected token ;' ./haxe_osx_remove_install.sh: line 50:uninstall_haxe();'

Wow. That was silly. Updated (by removing the parens when calling the individual functions).