Module: TraceLineNumbers

Defined in:
lib/linecache/trace_nums.rb,
lib/linecache/tracelines.rb,
ext/linecache/trace_nums.c

Overview

require ‘ruby-debug’ ; Debugger.start(:post-mortem => true)

Class Method Summary collapse

Class Method Details

.lnums_for_file(file) ⇒ Object

Return an array of lines numbers that could be stopped at given a file name of a Ruby program.



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# File 'lib/linecache/tracelines.rb', line 16

def lnums_for_file(file)
  lnums_for_str(File.read(file))
end

.lnums_for_str(src) ⇒ Object

Return a list of trace hook line numbers for the string in Ruby source src



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# File 'lib/linecache/trace_nums.rb', line 6

def lnums_for_str(code)
  (1..code.lines.count).to_a
end

.lnums_for_str_array(string_array, newline = '') ⇒ Object

Return an array of lines numbers that could be stopped at given a file name of a Ruby program. We assume the each line has n at the end. If not set the newline parameters to n.



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# File 'lib/linecache/tracelines.rb', line 25

def lnums_for_str_array(string_array, newline='')
  lnums_for_str(string_array.join(newline))
end