prezto/modules/node/functions/node-info

#
# Exposes information about the Node.js environment via the $node_info
# associative array.
#
# Authors:
#   Zeh Rizzatti <zehrizzatti@gmail.com>
#   Robbie Trencheny <me@robbiet.us>
#

local version
local version_format
local version_formatted

unset node_info
typeset -gA node_info

if (( $+functions[nvm_version] )); then
  version="${$(nvm_version)#iojs-#v}"
  if nvm_is_iojs_version "$(nvm_version)"; then
    fork="$(nvm_iojs_prefix)"
  else
    fork="$(nvm_node_prefix)"
  fi
fi

if [[ "$version" != (none|) ]]; then
  zstyle -s ':prezto:module:node:info:version' format 'version_format'
  zformat -f version_formatted "$version_format" "v:$version"
  zstyle -s ':prezto:module:node:info:fork' format 'fork_format'
  zformat -f fork_formatted "$fork_format" "f:$fork"
  node_info[version]="$version_formatted"
  node_info[fork]="$fork_formatted"
fi