Sha256: 868d42800a1c7f729c511d6fa13b0b0660d5061a728f31dd176e5c6d4d647b70
Contents?: true
Size: 1.19 KB
Versions: 18
Compression:
Stored size: 1.19 KB
Contents
require 'fukuzatsu'
class Breathalizer
INDICATORS = [
:if,
:def,
]
attr_accessor :path_to_file, :edges, :nodes, :exits, :accumulator
def self.parse!(path_to_file)
new(path_to_file).parse
end
def initialize(path_to_file)
self.accumulator = []
self.edges = 0
self.nodes = 1
self.exits = 1
self.path_to_file = path_to_file
end
def file_contents
contents ||= File.open(path_to_file, "r").read
end
def parsed
@parsed ||= Parser::CurrentRuby.parse(file_contents)
end
def parse!
traverse(parsed)
complexity
end
def traverse(node)#, accumulator=[])
accumulator << node.type
if node.type == :if || node.type == :begin
self.edges += 2
self.nodes += 2
self.exits += 1
elsif node.type == :def
self.edges += 1
self.nodes += 1
self.exits += 1
end
node.children.each do |child|
if child.respond_to?(:type) || child.respond_to?(:children)
accumulator << child.type
traverse(child, accumulator)
else
end
end
end
def complexity
p "edges = #{self.edges}, nodes = #{self.nodes}, exits = #{self.exits}"
self.edges - self.nodes + exits
end
end
Version data entries
18 entries across 18 versions & 1 rubygems