ruby.git/doc, branch v3_1_6

merge revision(s) e7342e76dfd26237c604e42f9a59a1eaa578c94e: [Backport #19485]

2023-03-26T04:12:36+00:00

	[Bug #19485] [DOC] Mention tabs in indentation of heredoc identifier

	Co-Authored-By: sawa (Tsuyoshi Sawada) 
	---
	 doc/syntax/literals.rdoc | 6 ++++++
	 1 file changed, 6 insertions(+)

merge revision(s) 92630e2346a221fdfeaa484632938a06765bc6e5: [Backport #18468]

2022-01-31T02:15:50+00:00

	[ruby/optparse] Fix links to the page directory files [Bug #18468]

	https://github.com/ruby/optparse/commit/dab72c543d
	---
	 doc/optparse/creates_option.rdoc | 4 ++--
	 doc/optparse/option_params.rdoc  | 2 +-
	 doc/optparse/tutorial.rdoc       | 4 ++--
	 lib/optparse.rb                  | 4 ++--
	 4 files changed, 7 insertions(+), 7 deletions(-)

[DOC] Add documentation for hash value omission syntax

2021-12-19T16:09:52+00:00

Fix code formatting.

2021-12-18T10:10:42+00:00

Introduce setup instructions for better parallelism.

2021-12-18T10:10:42+00:00

Initial hacking guide.

2021-12-18T06:15:11+00:00

Enhanced RDoc for case mapping (#5245)

2021-12-17T12:05:31+00:00

Adds file doc/case_mapping.rdoc, which describes case mapping and provides a link target that methods doc can link to.

Revises:

    String#capitalize
    String#capitalize!
    String#casecmp
    String#casecmp?
    String#downcase
    String#downcase!
    String#swapcase
    String#swapcase!
    String#upcase
    String#upcase!
    Symbol#capitalize
    Symbol#casecmp
    Symbol#casecmp?
    Symbol#downcase
    Symbol#swapcase
    Symbol#upcase

Add description of ruby header files to extension.rdoc

2021-12-16T11:10:55+00:00

[DOC] Mention RBOOL in extension.rdoc [Feature #13125]

2021-12-13T04:21:53+00:00

[DOC] Stop mentioning Qfalse==0 for C extensions

2021-12-09T18:38:20+00:00

See [Feature #18397] for detail. Follow up for
b859397e1b25a3f7847a380e7dd7db62f94fbe66.

[ci skip]

Co-authored-by: Koichi Sasada