class Schematrix::Generators::DslParserSupport

Run-once companion of DslParser: writes parser/runtime.rb, the embedded walker, and parser/parse_error.rb, the shared error class, into the output directory.

Public Class Methods

file_extension ()

Source

# File lib/schematrix/generators/dsl_parser.rb, line 33
def self.file_extension = ".rb"

immutable_supported? ()

Source

# File lib/schematrix/generators/dsl_parser.rb, line 34
def self.immutable_supported? = false

maybe_supported? ()

Source

# File lib/schematrix/generators/dsl_parser.rb, line 35
def self.maybe_supported? = false

run_once? ()

Source

# File lib/schematrix/generators/dsl_parser.rb, line 32
def self.run_once? = true

Public Instance Methods

run_once_render ()

Source

# File lib/schematrix/generators/dsl_parser.rb, line 50
      def run_once_render
        runtime = <<~RUBY
          require "prism"

          module #{module_name}
            module Parser
              module Runtime
                #{Templates::DslParserRuntime::BODY}
              end
            end
          end
        RUBY
        error = <<~RUBY
          require_relative "runtime"

          module #{module_name}
            module Parser
              ParseError = Runtime::ParseError
            end
          end
        RUBY
        {
          "runtime.rb" =>
            with_banner(
              format_code(runtime),
              "#{module_name}::Parser::Runtime",
              "module",
            ),
          "parse_error.rb" =>
            with_banner(
              format_code(error),
              "#{module_name}::Parser::ParseError",
              "class",
            ),
        }
      end

run_once_target_paths ()

Source

# File lib/schematrix/generators/dsl_parser.rb, line 37
def run_once_target_paths
  %w[runtime parse_error].map do |name|
    File.join(output_dir, "parser", "#{name}.rb")
  end
end

write_run_once (_objects)

Source

# File lib/schematrix/generators/dsl_parser.rb, line 43
def write_run_once(_objects)
  FileUtils.mkdir_p(File.join(output_dir, "parser"))
  run_once_render.each do |name, code|
    File.write(File.join(output_dir, "parser", name), code)
  end
end