Module: Build::Makefile::Parser

Defined in:
lib/build/makefile.rb

Constant Summary collapse

SOURCE_PATH = 
/(\\\s|[^\s])+/
SOURCE_SEPARATOR = 
/((:?\\\n|\s|\n)+)/

Class Method Summary collapse

Class Method Details

.parse(scanner) ⇒ Object 



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# File 'lib/build/makefile.rb', line 87

def self.parse(scanner)
	while definition = parse_statement(scanner)
		yield definition
	end
end

.parse_rule(scanner) ⇒ Object 



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# File 'lib/build/makefile.rb', line 60

def self.parse_rule(scanner)
	if scanner.scan(/(.*):/)
		rule = [:rule]
	
		target = scanner[1].strip
		rule << target
	
		# Parse dependencies:
		dependencies = []
		until scanner.scan(/\s*\n/) or scanner.eos?
			scanner.scan(/(\s|\\\n)*/)
		
			scanner.scan(SOURCE_PATH)
			
			# Need to remove escaped whitespace from path:
			dependencies << scanner[0].gsub(/\\ /, ' ')
		end
		rule << dependencies
	
		return rule
	end
end

.parse_statement(scanner) ⇒ Object 



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# File 'lib/build/makefile.rb', line 83

def self.parse_statement(scanner)
	parse_rule(scanner)
end