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Contents
# Useful HAML condition helpers.
#
# require 'sinatra/support/htmlhelpers'
#
# class Main < Sinatra::Base
# helpers Sinatra::IfHelpers
# end
#
# == Helpers
#
# These are helpers you can use in HAML files.
#
# === {#active_if active_if} - Adds +class=active+ if a condition passes.
#
# - @users.each do |user|
# %li{active_if(user == current_user)}
# = user.to_s
#
# === {#checked_if checked_if} - Adds +checked=1+.
#
# %input{checked_if(page.available?), type: 'checkbox'}
#
# === {#hide_if hide_if} - Adds +style=display:none+.
#
# %div#comments{hide_if(post.comments.empty?)}
#
# === {#show_if show_if} - Inverse of +hide_if+.
#
# === {#selected_if selected_if} - Adds +selected=1+.
#
# === {#disabled_if disabled_if} - Adds +disabled=1+.
#
# === {#enabled_if enabled_if} - Inverse of +disabled_if+.
#
module Sinatra::IfHelpers
def active_if(condition)
condition ? {:class => 'active'} : {}
end
def checked_if(condition)
condition ? {:checked => '1'} : {}
end
def selected_if(condition)
condition ? {:selected => '1'} : {}
end
def disabled_if(condition)
condition ? {:disabled => '1'} : {}
end
def enabled_if(condition)
disabled_if !condition
end
def hide_if(condition)
condition ? {:style => 'display:none'} : {}
end
def show_if(condition)
hide_if !condition
end
end
Version data entries
57 entries across 57 versions & 2 rubygems