Class: Emcee::DirectiveProcessor

Inherits:
Sprockets::DirectiveProcessor
  • Object
show all
Defined in:
lib/emcee/directive_processor.rb

Overview

The ‘DirectiveProcessor` is responsible for parsing and evaluating directive comments in a source file.

Constant Summary collapse

HEADER_PATTERN =

Matches the entire header/directive block. This is everything from the top of the file, enclosed in html comments.

/\A((?m:\s*)(<!--(?m:.*?)-->))+/

Instance Method Summary collapse

Instance Method Details

#render(context, locals) ⇒ Object

Implement ‘render` so that it uses our own header pattern.



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# File 'lib/emcee/directive_processor.rb', line 10

def render(context, locals)
  @context = context
  @pathname = context.pathname
  @directory = File.dirname(@pathname)

  @header  = data[HEADER_PATTERN, 0] || ""
  @body    = $' || data
  # Ensure body ends in a new line
  @body += "\n" if @body != "" && @body !~ /\n\Z/m

  @included_pathnames = []

  @result = ""
  @result.force_encoding(body.encoding)

  @has_written_body = false

  process_directives
  process_source

  @result
end