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Contents
require 'hamlit'
require 'thor'
module Hamlit
class CLI < Thor
IGNORED_COMPILERS = ['HTML'].freeze
desc 'render HAML', 'Render haml template'
def render(file)
code = generate_code(file)
puts eval(code)
end
desc 'compile HAML', 'Show generated rendering code'
def compile(file)
code = generate_code(file)
puts code
end
desc 'temple HAML', 'Show a compile result of hamlit AST'
def temple(file)
pp generate_temple_ast(file)
end
desc 'parse HAML', 'Show parse result'
def parse(file)
pp generate_hamlit_ast(file)
end
private
# Flexible default_task, compatible with haml's CLI
def method_missing(*args)
return super(*args) if args.length > 1
render(args.first.to_s)
end
def generate_code(file)
template = File.read(file)
Hamlit::Engine.new.call(template)
end
def generate_temple_ast(file)
chain = Hamlit::Engine.chain.map(&:first).map(&:to_s)
compilers = chain.select do |compiler|
compiler =~ /\AHamlit::/ && !ignored_compilers.include?(compiler)
end
template = File.read(file)
compilers.inject(template) do |exp, compiler|
Module.const_get(compiler).new.call(exp)
end
end
def generate_hamlit_ast(file)
template = File.read(file)
Hamlit::Parser.new.call(template)
end
# Enable colored pretty printing only for development environment.
# I don't think it is a good idea to add pry as runtime dependency
# just for debug color printing.
def pp(arg)
begin
require 'pry'
Pry::ColorPrinter.pp(arg)
rescue LoadError
require 'pp'
super(arg)
end
end
def ignored_compilers
IGNORED_COMPILERS.map { |name| "Hamlit::#{name}" }
end
def symbolize_keys(hash)
{}.tap { |h| hash.each { |k, v| h[k.to_sym] = v } }
end
end
end
Version data entries
54 entries across 54 versions & 1 rubygems