Update rbs requirement from ~> 2.5.1 to ~> 2.6.0

[dependabot]

Updates the requirements on rbs to permit the latest version.

Release notes

Sourced from rbs's releases.

2.6.0

RBS 2.6 ships with rbs prototype commands improvements and signature updates. New minitest RBS definitions will help you to type check your tests.

Signature updates

• etc (#1006)
• minitest (#1009)
• date (#1033)
• ENV. ARGF, Random::Base (#1041)
• Hash#dig (#1011)
• Hash#reject (#1016)
• Kernel?.fail (#1026, #1028)
• Rational#* (#1012)
• Regexp.new (#1040)

Library changes

• Add visibility columns in {AttrReader,AttrAccessor,AttrWriter}#to_json (#1014)
• Add support for RSpec's verifying doubles in test setup helper (#1015)
• Fix lexer to analyze escape characters (#1043)

rbs prototype

• [rb] Support the case where the return value is self (#1003)
• [rb] Lean to the optional side (#1021)
• [rb] Fix method commenting (#1027)
• [runtime] Fix decls of output from Prototype::Runtime (#1030)
• [runtime] Fix class name resolution of prototype runtime (#1032)
• [rbi] Improve Prototype::RBI (#1018)

Miscellaneous

• Fix typo in CONTRIBUTING.md (#1004)
• Use manifest.yaml instead of manually for validate task (#1010)
• Update re2c (#1017)
• Type check Prototype::RB (#1019)
• Minor cleanup & fix (#1020)
• Fix type errors (#1023)
• Clarify GHA step name for rake annotate (#1024)
• Silence parser warning (#1039)
• Fix warnings (#1035

Changelog

Sourced from rbs's changelog.

2.6.0 (2022-06-22)

RBS 2.6 ships with rbs prototype commands improvements and signature updates. New minitest RBS definitions will help you to type check your tests.

Signature updates

• etc (#1006)
• minitest (#1009)
• date (#1033)
• ENV. ARGF, Random::Base (#1041)
• Hash#dig (#1011)
• Hash#reject (#1016)
• Kernel?.fail (#1026, #1028)
• Rational#* (#1012)
• Regexp.new (#1040)

Library changes

• Add visibility columns in {AttrReader,AttrAccessor,AttrWriter}#to_json (#1014)
• Add support for RSpec's verifying doubles in test setup helper (#1015)
• Fix lexer to analyze escape characters (#1043)

rbs prototype

• [rb] Support the case where the return value is self (#1003)
• [rb] Lean to the optional side (#1021)
• [rb] Fix method commenting (#1027)
• [runtime] Fix decls of output from Prototype::Runtime (#1030)
• [runtime] Fix class name resolution of prototype runtime (#1032)
• [rbi] Improve Prototype::RBI (#1018)

Miscellaneous

• Fix typo in CONTRIBUTING.md (#1004)
• Use manifest.yaml instead of manually for validate task (#1010)
• Update re2c (#1017)
• Type check Prototype::RB (#1019)
• Minor cleanup & fix (#1020)
• Fix type errors (#1023)
• Clarify GHA step name for rake annotate (#1024)
• Silence parser warning (#1039)
• Fix warnings (#1035

2.5.1 (2022-06-19)

This is a maintenance release mainly to fix errors detected in CI of ruby/ruby. Nothing changed related to the users of RBS gem.

Miscellaneous

... (truncated)

Commits

• c02bafb Version 2.6.0
• a2ed9ff Merge pull request #1043 from ruby/fix-lexer
• eaa2a4d \\ and \’ are escaped in single quote too
• 8d799cf Fix lexer to analyze escape characters
• 2fbdb1b Merge pull request #1042 from ruby/dependabot/bundler/minitest-5.16.1
• 427eaee Merge pull request #1009 from ksss/minitest
• 7669e92 Merge pull request #1041 from ruby/move-unnamed-classes
• 83b5228 Move ARGFClass to RBS::Unnamed::ARGFClass
• 22140f4 Merge branch 'argf' into move-unnamed-classes
• a536814 Define RBS::Unnamed::Random_Base
• Additional commits viewable in compare view

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[kachick]

To include ruby/rbs#1012

[kachick]

Hmm... cant suppress UnexpectedError in GitHub Actions even if specified with steep_expectations.yml🤔

GitHub Actions

[Steep 1.0.0] [typecheck:typecheck@0] [background] [#typecheck_source(path=lib/ulid.rb)] [#type_check_file(lib/ulid.rb@lib)] [synthesize:(6:1)] [synthesize:(13:1)] [synthesize:(14:3)] [synthesize:(317:3)] [(*(::Symbol | ::String)) -> self] [synthesize:(317:24)] [synthesize:(31[8](https://github.com/kachick/ruby-ulid/runs/7000935331?check_suite_focus=true#step:4:9):5)] [synthesize:(322:5)] [synthesize:(322:13)] [synthesize:(323:7)] [synthesize:(324:[9](https://github.com/kachick/ruby-ulid/runs/7000935331?check_suite_focus=true#step:4:10))] [synthesize:(326:9)] [synthesize:(326:9)] Unexpected error: #<NoMethodError: undefined method `constr' for nil:NilClass
              constr = rhs_result.constr.update_lvar_env do |lvar_env|
                                 ^^^^^^^>

So I might wait releasing soutaro/steep#586 by steep side... ⏳