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[Fix #259] Add ruby-info function

master
Sorin Ionescu 12 years ago
parent
commit
e5a9bdc4b4
  1. 18
      modules/ruby/README.md
  2. 28
      modules/ruby/functions/ruby-info

18
modules/ruby/README.md

@ -56,6 +56,24 @@ Aliases
- `rbbp` packages gem files into *vendor/cache*. - `rbbp` packages gem files into *vendor/cache*.
- `rbbu` updates gems to their latest version. - `rbbu` updates gems to their latest version.
Functions
---------
- `ruby-info` exposes information about the Ruby environment via the
`$ruby_info` associative array.
Theming
-------
To display the name of the current Ruby version in a prompt, define the
following style in the `prompt_theme_setup` function.
# %v - ruby version.
zstyle ':prezto:module:ruby' version 'version:%v'
Then add `$ruby_info[version]` to `$PROMPT` or `$RPROMPT` and call
`ruby-info` in the `prompt_theme_preexec` hook function.
Authors Authors
------- -------

28
modules/ruby/functions/ruby-info

@ -0,0 +1,28 @@
#
# Displays Ruby information.
#
# Authors:
# Sorin Ionescu <sorin.ionescu@gmail.com>
#
local version
local version_format
local version_formatted
# Clean up previous $ruby_info.
unset ruby_info
typeset -gA ruby_info
if (( $+commands[rvm-prompt] )); then
version="$(rvm-prompt)"
elif (( $+commands[rbenv] )); then
version="$(rbenv version-name)"
fi
# Format version.
if [[ -n "$version" ]]; then
zstyle -s ':prezto:module:ruby' version 'version_format'
zformat -f version_formatted "$version_format" "v:$version"
ruby_info[version]="$version_formatted"
fi
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