Remove def-style comments

They are mostly redundant with the method signature and don't look great when rendered.

I'll add proper docs for nodes in a followup PR

Author: Earlopain

templates/lib/prism/dispatcher.rb.erb

@@ -41,16 +41,12 @@ module Prism
     end
 
     # Register a listener for one or more events.
-    #
-    # def register: (Listener, *Symbol) -> void
     def register(listener, *events)
       register_events(listener, events)
     end
 
     # Register all public methods of a listener that match the pattern
     # `on_<node_name>_(enter|leave)`.
-    #
-    # def register_public_methods: (Listener) -> void
     def register_public_methods(listener)
       register_events(listener, listener.public_methods(false).grep(/\Aon_.+_(?:enter|leave)\z/))
     end
@@ -61,13 +57,9 @@ module Prism
     end
 
     # Walks `root` dispatching events to all registered listeners.
-    #
-    # def dispatch: (Node) -> void
     alias dispatch visit
 
     # Dispatches a single event for `node` to all registered listeners.
-    #
-    # def dispatch_once: (Node) -> void
     def dispatch_once(node)
       node.accept(DispatchOnce.new(listeners))
     end

templates/lib/prism/node.rb.erb

@@ -335,12 +335,10 @@ module Prism
       <%- end -%>
     end
 
-    # def accept: (Visitor visitor) -> void
     def accept(visitor)
       visitor.visit_<%= node.human %>(self)
     end
 
-    # def child_nodes: () -> Array[Node?]
     def child_nodes
       [<%= node.fields.map { |field|
         case field
@@ -350,7 +348,6 @@ module Prism
       }.compact.join(", ") %>]
     end
 
-    # def each_child_node: () { (Prism::node) -> void } -> void | () -> Enumerator[Prism::node]
     def each_child_node
       return to_enum(:each_child_node) unless block_given?
 
@@ -366,7 +363,6 @@ module Prism
       <%- end -%>
     end
 
-    # def compact_child_nodes: () -> Array[Node]
     def compact_child_nodes
       <%- if node.fields.any? { |field| field.is_a?(Prism::Template::OptionalNodeField) } -%>
       compact = [] #: Array[Prism::node]
@@ -391,7 +387,6 @@ module Prism
       <%- end -%>
     end
 
-    # def comment_targets: () -> Array[Node | Location]
     def comment_targets
       [<%= node.fields.map { |field|
         case field
@@ -401,12 +396,10 @@ module Prism
       }.compact.join(", ") %>] #: Array[Prism::node | Location]
     end
 
-    # def copy: (<%= (["?node_id: Integer", "?location: Location", "?flags: Integer"] + node.fields.map { |field| "?#{field.name}: #{field.rbs_class}" }).join(", ") %>) -> <%= node.name %>
     def copy(<%= (["node_id", "location", "flags"] + node.fields.map(&:name)).map { |field| "#{field}: self.#{field}" }.join(", ") %>)
       <%= node.name %>.new(<%= ["source", "node_id", "location", "flags", *node.fields.map(&:name)].join(", ") %>)
     end
 
-    # def deconstruct: () -> Array[Node?]
     alias deconstruct child_nodes
 
     def deconstruct_keys(keys) # :nodoc:
@@ -415,7 +408,6 @@ module Prism
     <%- if (node_flags = node.flags) -%>
     <%- node_flags.values.each do |value| -%>
 
-    # def <%= value.name.downcase %>?: () -> bool
     def <%= value.name.downcase %>?
       flags.anybits?(<%= node_flags.name %>::<%= value.name %>)
     end
@@ -471,15 +463,13 @@ module Prism
     <%- raise unless field.name.end_with?("_loc") -%>
     <%- next if node.fields.any? { |other| other.name == field.name.delete_suffix("_loc") } -%>
 
-    # def <%= field.name.delete_suffix("_loc") %>: () -> String
     def <%= field.name.delete_suffix("_loc") %>
       <%= field.name %>.slice
     end
     <%- when Prism::Template::OptionalLocationField -%>
     <%- raise unless field.name.end_with?("_loc") -%>
     <%- next if node.fields.any? { |other| other.name == field.name.delete_suffix("_loc") } -%>
 
-    # def <%= field.name.delete_suffix("_loc") %>: () -> String?
     def <%= field.name.delete_suffix("_loc") %>
       <%= field.name %>&.slice
     end