config.fish file, should be placed in ~/.config/fish/

config.fish

# Path to your oh-my-fish.
set fish_path $HOME/.oh-my-fish

# Theme
set fish_theme robbyrussell

# Which plugins would you like to load? (plugins can be found in ~/.oh-my-fish/plugins/*)
# Custom plugins may be added to ~/.oh-my-fish/custom/plugins/
# Example format: set fish_plugins autojump bundler

# Path to your custom folder (default path is $FISH/custom)
#set fish_custom $HOME/dotfiles/oh-my-fish

# Load oh-my-fish configuration.
. $fish_path/oh-my-fish.fish
set fish_plugins git rails

test -s /home/user/.nvm-fish/nvm.fish; and source /home/user/.nvm-fish/nvm.fish
set NVM_DIR "/home/user/.nvm-fish"
nvm use 0.10
rvm use 2