Contents

require "fileutils"

require "esvg/version"
require "esvg/utils"
require "esvg/svgs"
require "esvg/svg"

if defined?(Rails)
  require "esvg/helpers" 
  require "esvg/railties" 
end

module Esvg
  extend self

  def new(options={})
    @svgs ||=[]
    @svgs << Svgs.new(options)
    @svgs.last
  end

  def svgs
    @svgs
  end

  def use(name, options={})
    if symbol = find_symbol(name, options)
      html_safe symbol.use options
    end
  end

  def use_tag(name, options={})
    if symbol = find_symbol(name, options)
      html_safe symbol.use_tag options
    end
  end

  def embed(names=nil)
    if rails? && Rails.env.production?
      html_safe build_paths(names).each do |path|
        javascript_include_tag(path, async: true)
      end.join("\n")
    else
      html_safe find_svgs(names).map{|s| s.embed_script(names) }.join
    end
  end

  def build_paths(names=nil)
    find_svgs(names).map{|s| s.build_paths(names) }.flatten
  end

  def find_svgs(names=nil)
    @svgs.select {|s| s.buildable_svgs(names) }
  end

  def find_symbol(name, options={})
    if group = @svgs.find {|s| s.find_symbol(name, options[:fallback]) }
      group.find_symbol(name, options[:fallback])
    end
  end

  def rails?
    defined?(Rails)
  end

  def html_safe(input)
    input = input.html_safe if rails?
    input
  end

  def precompile_assets
    if rails? && defined?(Rake)
      ::Rake::Task['assets:precompile'].enhance do
        Svgs.new(gzip: true, print: true).build
      end
    end
  end

  # Determine if an NPM module is installed by checking paths with `npm bin`
  # Returns path to binary if installed
  def node_module(cmd)
    @modules ||={}
    return @modules[cmd] if !@modules[cmd].nil?

    local = "$(npm bin)/#{cmd}"
    global = "$(npm -g bin)/#{cmd}"

    @modules[cmd] = if Open3.capture3(local)[2].success?
      local
    elsif Open3.capture3(global)[2].success?
      global
    else
      false
    end
  end
end

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
esvg-4.2.4	lib/esvg.rb
esvg-4.2.3	lib/esvg.rb
esvg-4.2.2	lib/esvg.rb
esvg-4.2.1	lib/esvg.rb