Sha256: 58ac4150183b5541cf7735e143d1e037e7a021018560d5ae4f323535a401d9aa
Contents?: true
Size: 1.35 KB
Versions: 28
Compression:
Stored size: 1.35 KB
Contents
class Proc
# Get the code, based on the inspect's filename and line number start
def code(filename=source_file)
return @code if @code
current_block_count = 1
line_count = 0
source(filename).each do |line|
if line =~ /do(\W*?)$/
current_block_count+=1
elsif line =~ /end$/
current_block_count-=1
if current_block_count == 0
return @code = source(filename)[0..(line_count-1)].join("\n")
end
end
line_count+=1
end
end
# Source
def source(filename = source_file, start_line = source_line_number)
@source ||= if File.exist?(filename)
begin
open(filename).read.split("\n")[start_line .. -1]
rescue
nil
end
else
raise StandardError.new("Cannot find the source file for #{self.inspect}")
end
end
# Grab the location of the proc by filename
def source_file
@source_file ||= proc_info[0]
end
# Grab the line number in the source_file
def source_line_number
@source_line_number ||= proc_info[1]
end
# Grab the source location from the inspect method
def proc_info
return @proc_info if @proc_info
if md = /^#<Proc:0x[0-9A-Fa-f]+@(.+):(\d+)>$/.match(inspect)
filename, line = md.captures
@proc_info = File.expand_path(filename), line.to_i
end
@proc_info
end
end
Version data entries
28 entries across 28 versions & 3 rubygems