Class: Gloss::CLI

Inherits:
Object
  • Object
show all
Defined in:
lib/gloss/cli.rb

Instance Method Summary collapse

Constructor Details

#initialize(argv) ⇒ CLI

Returns a new instance of CLI.



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# File 'lib/gloss/cli.rb', line 8

def initialize(argv)
  @argv = argv
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/gloss/cli.rb', line 11

def run()
  command = @argv.first
  files = @argv.[](((1)..(-1)))
  err_msg = catch(:"error") { ||
case command
      when "init"
        force = false
        OptionParser.new() { |opt|
          opt.on("--force", "-f") { ||
            force = true
          }
        }
.parse(@argv)
        Initializer.new(force)
.run
      when "version", "--version", "-v"
        puts(Gloss::VERSION)
      when "watch", "build"
        Gloss.load_config
        type_checker = TypeChecker.new(Config.src_dir)
        type_checker = ProgLoader.new(type_checker)
.run
        (if command.==("watch")
          files = files.map() { |f|
            path = (if Pathname.new(f)
.absolute?
              f
            else
              File.join(Dir.pwd, f)
            end)
            (if Pathname.new(path)
.exist?
              path
            else
              throw(:"error", "Pathname #{f} does not exist")
            end)
          }
          Watcher.new(files)
.watch
        else
          (if command.==("build")
            entry_tree = Parser.new(File.read(Config.entrypoint))
.run
            Visitor.new(entry_tree, type_checker)
.run
            (if files.empty?
              files = Dir.glob("#{Config.src_dir}/**/*.gl")
            end)
            files.each() { |fp|
              fp = File.absolute_path(fp)
              preloaded_output = OUTPUT_BY_PATH.fetch(fp) { ||
nil                  }
              (if preloaded_output
                rb_output = preloaded_output
              else
                Gloss.logger
.info("Building #{fp}")
                content = File.read(fp)
                tree_hash = Parser.new(content)
.run
                rb_output = Visitor.new(tree_hash, type_checker)
.run
              end)
              Gloss.logger
.info("Type checking #{fp}")
              type_checker.run(fp, rb_output)
            }
            files.each() { |fp|
              fp = File.absolute_path(fp)
              rb_output = OUTPUT_BY_PATH.fetch(fp)
              Gloss.logger
.info("Writing #{fp}")
              Writer.new(rb_output, fp)
.run
            }
          end)
        end)
      else
        throw(:"error", "Gloss doesn't know how to #{command}")
    end
nil      }
  (if err_msg
    abort(err_msg)
  end)
end