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Contents
module Ore
module Template
#
# Handles the expansion of paths and substitution of path keywords.
# The following keywords are supported:
#
# * `[name]` - The name of the project.
# * `[project_dir]` - The directory base-name derived from the project
# name.
# * `[namespace_path]` - The full directory path derived from the
# project name.
# * `[namespace_dir]` - The last directory name derived from the
# project name.
#
module Interpolations
# The accepted interpolation keywords that may be used in paths
@@keywords = %w[
name
version
project_dir
namespace_path
namespace_dir
markup
date
year
month
day
]
protected
#
# Expands the given path by substituting the interpolation keywords
# for the related instance variables.
#
# @param [String] path
# The path to expand.
#
# @return [String]
# The expanded path.
#
# @example Assuming `@project_dir` contains `my_project`.
# interpolate("lib/[project_dir].rb")
# # => "lib/my_project.rb"
#
# @example Assuming `@namespace_path` contains `my/project`.
# interpolate("spec/[namespace_path]_spec.rb")
# # => "spec/my/project_spec.rb"
#
def interpolate(path)
dirs = path.split(File::SEPARATOR)
dirs.each do |dir|
dir.gsub!(/(\[[a-z_]+\])/) do |capture|
keyword = capture[1..-2]
if @@keywords.include?(keyword)
instance_variable_get("@#{keyword}")
else
capture
end
end
end
return File.join(dirs.reject { |dir| dir.empty? })
end
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems