1 files changed, 102 insertions, 0 deletions
diff --git a/www/wiki/maintenance/jsduck/custom_tags.rb b/www/wiki/maintenance/jsduck/custom_tags.rb
new file mode 100644
index 00000000..21cb658d
--- /dev/null
+++ b/www/wiki/maintenance/jsduck/custom_tags.rb
@@ -0,0 +1,102 @@
+# Custom tags for JSDuck 5.x
+# See also:
+# - https://github.com/senchalabs/jsduck/wiki/Custom-tags
+# - https://github.com/senchalabs/jsduck/wiki/Custom-tags/7f5c32e568eab9edc8e3365e935bcb836cb11f1d
+require 'jsduck/tag/tag'
+
+class CommonTag < JsDuck::Tag::Tag
+  def initialize
+    @html_position = POS_DOC + 0.1
+    @repeatable = true
+  end
+
+  def parse_doc(scanner, _position)
+    if @multiline
+      return { tagname: @tagname, doc: :multiline }
+    else
+      text = scanner.match(/.*$/)
+      return { tagname: @tagname, doc: text }
+    end
+  end
+
+  def process_doc(context, tags, _position)
+    context[@tagname] = tags
+  end
+
+  def format(context, formatter)
+    context[@tagname].each do |tag|
+      tag[:doc] = formatter.format(tag[:doc])
+    end
+  end
+end
+
+class SeeTag < CommonTag
+  def initialize
+    @tagname = :see
+    @pattern = 'see'
+    super
+  end
+
+  def format(context, formatter)
+    position = context[:files][0]
+    context[@tagname].each do |tag|
+      tag[:doc] = '<li>' + render_long_see(tag[:doc], formatter, position) + '</li>'
+    end
+  end
+
+  def to_html(context)
+    <<-EOHTML
+      <h3 class="pa">Related</h3>
+      <ul>
+      #{context[@tagname].map { |tag| tag[:doc] }.join("\n")}
+      </ul>
+    EOHTML
+  end
+
+  def render_long_see(tag, formatter, position)
+    match = /\A([^\s]+)( .*)?\Z/m.match(tag)
+
+    if match
+      name = match[1]
+      doc = match[2] ? ': ' + match[2] : ''
+      return formatter.format("{@link #{name}} #{doc}")
+    else
+      JsDuck::Logger.warn(nil, 'Unexpected @see argument: "' + tag + '"', position)
+      return tag
+    end
+  end
+end
+
+class ContextTag < CommonTag
+  def initialize
+    @tagname = :context
+    @pattern = 'context'
+    super
+  end
+
+  def format(context, formatter)
+    position = context[:files][0]
+    context[@tagname].each do |tag|
+      tag[:doc] = render_long_context(tag[:doc], formatter, position)
+    end
+  end
+
+  def to_html(context)
+    <<-EOHTML
+      <h3 class="pa">Context</h3>
+      #{context[@tagname].last[:doc]}
+    EOHTML
+  end
+
+  def render_long_context(tag, formatter, position)
+    match = /\A([^\s]+)/m.match(tag)
+
+    if match
+      name = match[1]
+      return formatter.format("`context` : {@link #{name}}")
+    else
+      JsDuck::Logger.warn(nil, 'Unexpected @context argument: "' + tag + '"', position)
+      return tag
+    end
+  end
+end