class Minitest::BacktraceFilter

The standard backtrace filter for minitest.

See Minitest.backtrace_filter=.

The standard backtrace filter for minitest.

See Minitest.backtrace_filter=.

Attributes

regexp [RW] untyped

The regular expression to use to filter backtraces. Defaults to MT_RE.

Public Class Methods

new

(?untyped regexp) → void

Source

# File vendor/bundle/ruby/4.0.0/gems/rbs-4.1.1/stdlib/minitest/0/minitest/backtrace_filter.rbs, line 7
def initialize: (?untyped regexp) -> void

Public Instance Methods

filter (bt)

(untyped bt) → (::Array["No backtrace"] | untyped)

Source

# File vendor/bundle/ruby/4.0.0/gems/minitest-6.0.6/lib/minitest.rb, line 1191
def filter bt
  return ["No backtrace"] unless bt

  return bt.dup if $DEBUG || ENV["MT_DEBUG"]

  new_bt = bt.take_while { |line| !regexp.match? line.to_s }
  new_bt = bt.select     { |line| !regexp.match? line.to_s } if new_bt.empty?
  new_bt = bt.dup                                            if new_bt.empty?

  new_bt
end

Filter bt to something useful. Returns the whole thing if $DEBUG (ruby) or $MT_DEBUG (env).