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erb.rb: increase warn level only when non-zero safe_level

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is given.

This is merging Eric's patch in [Bug #15479] to Ruby 2.6's behavior in r66631.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66632 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
k0kubun 2018-12-29 07:26:22 +00:00
parent c02f036090
commit 1ae3e6f3ce
2 changed files with 10 additions and 2 deletions
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4
lib/erb.rb
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@ -814,7 +814,7 @@ class ERB
def initialize(str, safe_level=NOT_GIVEN, legacy_trim_mode=NOT_GIVEN, legacy_eoutvar=NOT_GIVEN, trim_mode: nil, eoutvar: '_erbout')
# Complex initializer for $SAFE deprecation at [Feature #14256]. Use keyword arguments to pass trim_mode or eoutvar.
if safe_level != NOT_GIVEN
warn 'Passing safe_level with the 2nd argument of ERB.new is deprecated. Do not use it, and specify other arguments as keyword arguments.', uplevel: 1 if $VERBOSE
warn 'Passing safe_level with the 2nd argument of ERB.new is deprecated. Do not use it, and specify other arguments as keyword arguments.', uplevel: 1 if $VERBOSE || !ZERO_SAFE_LEVELS.include?(safe_level)
else
safe_level = nil
end
@ -836,6 +836,8 @@ class ERB
end
NOT_GIVEN = Object.new
private_constant :NOT_GIVEN
ZERO_SAFE_LEVELS = [0, nil]
private_constant :ZERO_SAFE_LEVELS
##
# Creates a new compiler for ERB. See ERB::Compiler.new for details

8
test/erb/test_erb.rb
View file

@ -663,12 +663,18 @@ EOS
# [deprecated] These interfaces will be removed later
def test_deprecated_interface_warnings
[nil, 0, 1, 2].each do |safe|
[nil, 0].each do |safe|
assert_warning(/2nd argument of ERB.new is deprecated/) do
ERB.new('', safe)
end
end
[1, 2].each do |safe|
assert_warn(/2nd argument of ERB.new is deprecated/) do
ERB.new('', safe)
end
end
[nil, '', '%', '%<>'].each do |trim|
assert_warning(/3rd argument of ERB.new is deprecated/) do
ERB.new('', nil, trim)