Better handle hash pattern in ripper translation

Author: kddnewton

lib/prism/translation/ripper.rb

@@ -1384,17 +1384,29 @@ def visit_hash_pattern_node(node)
         elements =
           if node.elements.any? || !node.rest.nil?
             node.elements.map do |element|
-              bounds(element.key.location)
-              key = on_label(element.key.slice)
-              value = visit(element.value)
-
-              [key, value]
+              [
+                if (key = element.key).opening_loc.nil?
+                  visit(key)
+                else
+                  bounds(key.value_loc)
+                  if (value = key.value).empty?
+                    on_string_content
+                  else
+                    on_string_add(on_string_content, on_tstring_content(value))
+                  end
+                end,
+                visit(element.value)
+              ]
             end
           end
 
         rest =
-          if !node.rest.nil?
+          case node.rest
+          when AssocSplatNode
             visit(node.rest.value)
+          when NoKeywordsParameterNode
+            bounds(node.rest.location)
+            on_var_field(:nil)
           end
 
         bounds(node.location)

test/prism/ripper_test.rb

@@ -58,7 +58,6 @@ class RipperTest < TestCase
       seattlerb/call_array_lambda_block_call.txt
       seattlerb/call_assoc_trailing_comma.txt
       seattlerb/call_trailing_comma.txt
-      seattlerb/case_in.txt
       seattlerb/defn_oneliner_eq2.txt
       seattlerb/defs_oneliner_eq2.txt
       seattlerb/difficult3_5.txt
@@ -86,7 +85,6 @@ class RipperTest < TestCase
       seattlerb/parse_opt_call_args_lit_comma.txt
       seattlerb/parse_pattern_051.txt
       seattlerb/parse_pattern_058.txt
-      seattlerb/parse_pattern_076.txt
       seattlerb/return_call_assocs.txt
       seattlerb/stabby_block_iter_call.txt
       seattlerb/stabby_block_iter_call_no_target_with_arg.txt
@@ -135,7 +133,6 @@ class RipperTest < TestCase
       whitequark/masgn_attr.txt
       whitequark/masgn_nested.txt
       whitequark/masgn_splat.txt
-      whitequark/newline_in_hash_argument.txt
       whitequark/numbered_args_after_27.txt
       whitequark/parser_bug_640.txt
       whitequark/parser_drops_truncated_parts_of_squiggly_heredoc.txt