Module: Byebug::InfoFunctions
Overview
Utilities for the info command.
Instance Method Summary
collapse
#get_line, #get_lines, #n_lines, #normalize
Instance Method Details
#info_args(*args) ⇒ Object
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# File 'lib/byebug/commands/info.rb', line 20
def info_args(*args)
locals = @state.context.frame_locals
args = @state.context.frame_args
return if args == [[:rest]]
args.map do |_, name|
s = "#{name} = #{locals[name].inspect}"
s[Setting[:width] - 3..-1] = '...' if s.size > Setting[:width]
puts s
end
end
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#info_breakpoint(brkpt) ⇒ Object
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# File 'lib/byebug/commands/info.rb', line 32
def info_breakpoint(brkpt)
expr = brkpt.expr.nil? ? '' : " if #{brkpt.expr}"
y_n = brkpt.enabled? ? 'y' : 'n'
interp = format('%-3d %-3s at %s:%s%s',
brkpt.id, y_n, brkpt.source, brkpt.pos, expr)
puts interp
hits = brkpt.hit_count
return unless hits > 0
s = (hits > 1) ? 's' : ''
puts "\tbreakpoint already hit #{hits} time#{s}"
end
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#info_breakpoints(*args) ⇒ Object
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# File 'lib/byebug/commands/info.rb', line 45
def info_breakpoints(*args)
return puts('No breakpoints.') if Byebug.breakpoints.empty?
brkpts = Byebug.breakpoints.sort_by(&:id)
unless args.empty?
indices = args.map(&:to_i)
brkpts = brkpts.select { |b| indices.member?(b.id) }
return errmsg('No breakpoints found among list given') if brkpts.empty?
end
puts 'Num Enb What'
brkpts.each { |b| info_breakpoint(b) }
end
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#info_catch(*_args) ⇒ Object
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# File 'lib/byebug/commands/info.rb', line 8
def info_catch(*_args)
return puts('No frame selected.') unless @state.context
if Byebug.catchpoints && !Byebug.catchpoints.empty?
Byebug.catchpoints.each do |exception, _hits|
puts("#{exception}: #{exception.is_a?(Class)}")
end
else
puts 'No exceptions set to be caught.'
end
end
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#info_display(*_args) ⇒ Object
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# File 'lib/byebug/commands/info.rb', line 59
def info_display(*_args)
return puts('There are no auto-display expressions now.') unless
@state.display.find { |d| d[0] }
puts 'Auto-display expressions now in effect:'
puts 'Num Enb Expression'
n = 1
@state.display.each do |d|
puts(format('%3d: %s %s', n, d[0] ? 'y' : 'n', d[1]))
n += 1
end
end
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#info_file_basic(file) ⇒ Object
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# File 'lib/byebug/commands/info.rb', line 74
def info_file_basic(file)
path = File.expand_path(file)
return unless File.exist?(path)
s = n_lines(path) == 1 ? '' : 's'
"#{path} (#{n_lines(path)} line#{s})"
end
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#info_file_breakpoints(file) ⇒ Object
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# File 'lib/byebug/commands/info.rb', line 82
def info_file_breakpoints(file)
breakpoints = Breakpoint.potential_lines(file)
return unless breakpoints
breakpoints.to_a.sort.columnize(line_prefix: ' ',
displaywidth: Setting[:width])
end
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#info_file_mtime(file) ⇒ Object
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# File 'lib/byebug/commands/info.rb', line 90
def info_file_mtime(file)
File.stat(file).mtime
end
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#info_file_sha1(file) ⇒ Object
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# File 'lib/byebug/commands/info.rb', line 94
def info_file_sha1(file)
require 'digest/sha1'
Digest::SHA1.hexdigest(file)
end
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#info_line(*_args) ⇒ Object
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# File 'lib/byebug/commands/info.rb', line 99
def info_line(*_args)
puts "Line #{@state.line} of \"#{@state.file}\""
end
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#info_program(*_args) ⇒ Object
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# File 'lib/byebug/commands/info.rb', line 114
def info_program(*_args)
if @state.context.dead?
puts 'The program crashed.'
excpt = Byebug.last_exception
return puts("Exception: #{excpt.inspect}") if excpt
end
puts 'Program stopped. '
info_stop_reason @state.context.stop_reason
end
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#info_stop_reason(stop_reason) ⇒ Object
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# File 'lib/byebug/commands/info.rb', line 103
def info_stop_reason(stop_reason)
case stop_reason
when :step
puts "It stopped after stepping, next'ing or initial start."
when :breakpoint
puts 'It stopped at a breakpoint.'
when :catchpoint
puts 'It stopped at a catchpoint.'
end
end
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