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Contents
# frozen_string_literal: true
module Byebug
module Helpers
#
# Utilities for thread subcommands
#
module ThreadHelper
def display_context(ctx)
puts pr("thread.context", thread_arguments(ctx))
end
def thread_arguments(ctx)
{
status_flag: status_flag(ctx),
debug_flag: debug_flag(ctx),
id: ctx.thnum,
thread: ctx.thread.inspect,
file_line: location(ctx),
pid: Process.pid,
status: ctx.thread.status,
current: current_thread?(ctx)
}
end
def current_thread?(ctx)
ctx.thread == Thread.current
end
def context_from_thread(thnum)
ctx = Byebug.contexts.find { |c| c.thnum.to_s == thnum }
err = if ctx.nil?
pr("thread.errors.no_thread")
elsif ctx == context
pr("thread.errors.current_thread")
elsif ctx.ignored?
pr("thread.errors.ignored", arg: thnum)
end
[ctx, err]
end
private
# @todo Check whether it is Byebug.current_context or context
def location(ctx)
return context.location if ctx == Byebug.current_context
backtrace = ctx.thread.backtrace_locations
return "" unless backtrace && backtrace[0]
"#{backtrace[0].path}:#{backtrace[0].lineno}"
end
def status_flag(ctx)
return "$" if ctx.suspended?
current_thread?(ctx) ? "+" : " "
end
def debug_flag(ctx)
ctx.ignored? ? "!" : " "
end
end
end
end
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