Sha256: 8c4ae22d2839fcaffff4d09af3e7b5172f7dbcc338a0f7c26c12209d2d283104
Contents?: true
Size: 1.9 KB
Versions: 23
Compression:
Stored size: 1.9 KB
Contents
require 'erubis'
require 'json'
# :nodoc:
module Prmd
# Template management
#
# @api private
class Template
@cache = {}
# @return [String] location of the prmd templates directory
def self.template_dirname
File.join(File.dirname(__FILE__), 'templates')
end
# @param [String] args
# @return [String] path in prmd's template directory
def self.template_path(*args)
File.expand_path(File.join(*args), template_dirname)
end
# Clear internal template cache
#
# @return [void]
def self.clear_cache
@cache.clear
end
# Attempts to load a template from the given path and base, if the template
# was previously loaded, the cached template is returned instead
#
# @param [String] path
# @param [String] base
# @return [Erubis::Eruby] eruby template
def self.load(path, base)
@cache[[path, base]] ||= begin
fallback = template_path
resolved = File.join(base, path)
unless File.exist?(resolved)
resolved = File.join(fallback, path)
end
Erubis::Eruby.new(File.read(resolved), filename: resolved)
end
end
#
# @param [String] path
# @param [String] base
# @return (see .load)
def self.load_template(path, base)
load(path, base)
end
# Render a template given args or block.
# args and block are passed to the template
#
# @param [String] path
# @param [String] base
# @return [String] result from template render
def self.render(path, base, *args, &block)
load_template(path, base).result(*args, &block)
end
# Load a JSON file from prmd's templates directory.
# These files are not cached and are intended to be loaded on demand.
#
# @param [String] filename
# @return [Object] data
def self.load_json(filename)
JSON.parse(File.read(template_path(filename)))
end
end
end
Version data entries
23 entries across 23 versions & 1 rubygems