module Amber::Render::Filter::Bracketlink
Constants
- BRACKET_LINK_RE
linking using double square brackets
Public Class Methods
run(text) { |from, to| ... }
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# File lib/amber/render/filter/bracketlink.rb, line 19 def self.run(text, &block) text.gsub(BRACKET_LINK_RE) do |m| link_text = $~[1].strip if link_text =~ /^.+\s*[-=]>\s*.+$/ # link_text == "from -> to" from, to = link_text.split(/\s*[-=]>\s*/)[0..1] from = "" unless from.instance_of? String # \ sanity check for to = "" unless from.instance_of? String # / badly formed links else # link_text == "to" (ie, no link label) from = nil to = link_text end yield(from, to) end end