Module: GemMine::Helpers

Defined in:
lib/gem_mine/helpers.rb

Constant Summary collapse

SPLIT_UNDERSCORE_OR_SPACE = 
/[_\s]+/.freeze
UPPERCASE_GROUPS = 
/([A-Z]+)([A-Z][a-z])/.freeze
LOWER_UPPER_GROUPS = 
/([a-z\d])([A-Z])/.freeze

Class Method Summary collapse

Class Method Details

.camelize(str) ⇒ Object

Simple camelize for typical library_name strings like “bench_gem_01” -> “BenchGem01”



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# File 'lib/gem_mine/helpers.rb', line 29

def camelize(str)
  str.to_s.split(SPLIT_UNDERSCORE_OR_SPACE).map { |s| s[0] ? s[0].upcase + s[1..-1].to_s : s }.join
end

.env_enabled?(var_name) ⇒ Boolean

Returns a Ruby expression string that checks if the given env var is enabled.
Example usage inside ERB: <%= helpers.env_enabled?(env_group_var) %>

Returns:

  • (Boolean) 


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# File 'lib/gem_mine/helpers.rb', line 24

def env_enabled?(var_name)
  %(ENV.fetch(#{var_name.inspect}, "0") != "0")
end

.poke_include(ns) ⇒ Object

Returns Ruby code string that, when evaluated inside a gem’s lib file,
will require floss_funding and include the Poke module into the given
namespace’s Core submodule. The ns argument should be a constant path
string, e.g. “BenchGem01” or “MyNS::BenchGem01”.



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# File 'lib/gem_mine/helpers.rb', line 15

def poke_include(ns)
  <<~RUBY
    require "floss_funding"
    #{ns}::Core.send(:include, FlossFunding::Poke.new(__FILE__, namespace: #{ns.inspect}))
  RUBY
end

.underscore(str) ⇒ Object

Simple underscore for ModuleName -> module_name



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# File 'lib/gem_mine/helpers.rb', line 34

def underscore(str)
  s = str.to_s.gsub("::", "/")
  s = s.gsub(UPPERCASE_GROUPS, '\\1_\\2')
  s = s.gsub(LOWER_UPPER_GROUPS, '\\1_\\2')
  s.tr("-", "_").downcase
end