dev-ruby/twitter-text: add ruby27 support

Add ruby27 support by applying a patch to fix frozen string problem.

Signed-off-by: Naohiro Aota <naota@gentoo.org>

2 files changed, 107 insertions, 0 deletions

diff --git a/dev-ruby/twitter-text/files/twitter-text-3.1.0-frozen-string.patch b/dev-ruby/twitter-text/files/twitter-text-3.1.0-frozen-string.patch
new file mode 100644
index 000000000000..02959cafb983
--- /dev/null
+++ b/dev-ruby/twitter-text/files/twitter-text-3.1.0-frozen-string.patch
@@ -0,0 +1,69 @@
+# https://github.com/twitter/twitter-text/pull/337
+diff --git a/lib/twitter-text/deprecation.rb b/lib/twitter-text/deprecation.rb
+index b377abf9..bc66d60f 100644
+--- a/lib/twitter-text/deprecation.rb
++++ b/lib/twitter-text/deprecation.rb
+@@ -8,7 +8,7 @@ module Deprecation
+       def deprecate(method, new_method = nil)
+         deprecated_method = :"deprecated_#{method}"
+         message = "Deprecation: `#{method}` is deprecated."
+-        message << " Please use `#{new_method}` instead." if new_method
++        message += " Please use `#{new_method}` instead." if new_method
+ 
+         alias_method(deprecated_method, method)
+         define_method method do |*args, &block|
+
+diff --git a/lib/twitter-text/autolink.rb b/lib/twitter-text/autolink.rb
+index 82f35302..9b243ec6 100644
+--- a/lib/twitter-text/autolink.rb
++++ b/lib/twitter-text/autolink.rb
+@@ -325,10 +326,10 @@ def link_url_with_entity(entity, options)
+           #   <span style='font-size:0'>&nbsp;</span>
+           #   …
+           # </span>
+-          %(<span class="tco-ellipsis">#{preceding_ellipsis}<span #{invisible_tag_attrs}>&nbsp;</span></span>) <<
+-            %(<span #{invisible_tag_attrs}>#{html_escape(before_display_url)}</span>) <<
+-            %(<span class="js-display-url">#{html_escape(display_url_sans_ellipses)}</span>) <<
+-            %(<span #{invisible_tag_attrs}>#{html_escape(after_display_url)}</span>) <<
++          %(<span class="tco-ellipsis">#{preceding_ellipsis}<span #{invisible_tag_attrs}>&nbsp;</span></span>) +
++            %(<span #{invisible_tag_attrs}>#{html_escape(before_display_url)}</span>) +
++            %(<span class="js-display-url">#{html_escape(display_url_sans_ellipses)}</span>) +
++            %(<span #{invisible_tag_attrs}>#{html_escape(after_display_url)}</span>) +
+             %(<span class="tco-ellipsis"><span #{invisible_tag_attrs}>&nbsp;</span>#{following_ellipsis}</span>)
+         else
+           html_escape(display_url)
+@@ -444,7 +445,7 @@ def tag_attrs(attributes)
+                     else
+                       value
+                     end
+-            attrs << %( #{html_escape(key)}="#{html_escape(value)}")
++            attrs = attrs + %( #{html_escape(key)}="#{html_escape(value)}")
+           end
+ 
+           attrs
+diff --git a/lib/twitter-text/deprecation.rb b/lib/twitter-text/deprecation.rb
+index bc66d60f..cfc4858c 100644
+--- a/lib/twitter-text/deprecation.rb
++++ b/lib/twitter-text/deprecation.rb
+@@ -8,7 +9,7 @@ module Deprecation
+       def deprecate(method, new_method = nil)
+         deprecated_method = :"deprecated_#{method}"
+         message = "Deprecation: `#{method}` is deprecated."
+-        message += " Please use `#{new_method}` instead." if new_method
++        message = "#{message} Please use `#{new_method}` instead." if new_method
+ 
+         alias_method(deprecated_method, method)
+         define_method method do |*args, &block|
+diff --git a/lib/twitter-text/extractor.rb b/lib/twitter-text/extractor.rb
+index a2fd7db7..c96ec200 100644
+--- a/lib/twitter-text/extractor.rb
++++ b/lib/twitter-text/extractor.rb
+@@ -19,7 +20,7 @@ def codepoint_length
+ 
+   # Helper function to convert this string into an array of unicode code points.
+   def to_codepoint_a
+-    @to_codepoint_a ||= if chars.kind_of?(Enumerable)
++    if chars.kind_of?(Enumerable)
+       chars.to_a
+     else
+       codepoint_array = []
diff --git a/dev-ruby/twitter-text/twitter-text-3.1.0-r1.ebuild b/dev-ruby/twitter-text/twitter-text-3.1.0-r1.ebuild
new file mode 100644
index 000000000000..ec9980d121a6
--- /dev/null
+++ b/dev-ruby/twitter-text/twitter-text-3.1.0-r1.ebuild
@@ -0,0 +1,38 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+USE_RUBY="ruby24 ruby25 ruby26 ruby27"
+
+RUBY_FAKEGEM_RECIPE_TEST="rspec3"
+
+RUBY_FAKEGEM_EXTRADOC="README.md"
+
+RUBY_FAKEGEM_EXTRAINSTALL="config"
+
+inherit ruby-fakegem
+
+DESCRIPTION="Text handling for Twitter"
+HOMEPAGE="https://github.com/twitter/twitter-text"
+
+LICENSE="MIT"
+SLOT="$(ver_cut 1-2)"
+KEYWORDS="~amd64"
+IUSE=""
+
+ruby_add_rdepend "
+	dev-ruby/idn-ruby
+	=dev-ruby/unf-0.1*
+"
+
+ruby_add_bdepend "test? ( >=dev-ruby/multi_json-1.3
+	>=dev-ruby/nokogiri-1.8.0 )"
+
+PATCHES=(
+	"${FILESDIR}/${PN}-3.1.0-frozen-string.patch"
+)
+
+all_ruby_prepare() {
+	#sed -i -e 's/2.14.0/2.14/' twitter-text.gemspec || die
+	sed -i -e '/simplecov/,/end/ s:^:#:' spec/spec_helper.rb || die
+}