Replace parser gem with prism for Witchcraft AST parsing

lib/chewy/index/witchcraft.rb

@@ -1,6 +1,10 @@
 begin
   require 'method_source'
-  require 'parser/current'
+  begin
+    require 'prism'
+  rescue LoadError
+    require 'parser/current'
+  end
   require 'unparser'
 rescue LoadError
   nil
@@ -24,7 +28,11 @@ def witchcraft!
         def check_requirements!
           messages = []
           messages << "MethodSource gem is required for the Witchcraft, please add `gem 'method_source'` to your Gemfile" unless Proc.method_defined?(:source)
-          messages << "Parser gem is required for the Witchcraft, please add `gem 'parser'` to your Gemfile" unless '::Parser'.safe_constantize
+          if RUBY_VERSION >= '3.3'
+            messages << "Prism gem is required for the Witchcraft, please add `gem 'prism'` to your Gemfile" unless '::Prism'.safe_constantize
+          else
+            messages << "Parser gem is required for the Witchcraft, please add `gem 'parser'` to your Gemfile" unless '::Parser'.safe_constantize
+          end
           messages << "Unparser gem is required for the Witchcraft, please add `gem 'unparser'` to your Gemfile" unless '::Unparser'.safe_constantize
           messages = messages.join("\n")
 
@@ -164,8 +172,7 @@ def proc_fields_for(parent, nesting)
         end
 
         def source_for(proc, nesting)
-          ast = Parser::CurrentRuby.parse(proc.source)
-          lambdas = exctract_lambdas(ast)
+          lambdas = exctract_lambdas(ast_from_proc(proc))
 
           raise "No lambdas found, try to reformat your code:\n`#{proc.source}`" unless lambdas
 
@@ -192,6 +199,14 @@ def source_for(proc, nesting)
           Unparser.unparse(source)
         end
 
+        def ast_from_proc(proc)
+          if defined?(Prism)
+            Prism::Translation::ParserCurrent.parse(proc.source)
+          else
+            Parser::CurrentRuby.parse(proc.source)
+          end
+        end
+
         def exctract_lambdas(node)
           return unless node.is_a?(Parser::AST::Node)