core/set.rbs in rbs-3.5.0.pre.2 vs core/set.rbs in rbs-3.5.0

@@ -413,11 +413,11 @@
   #   - reject!(&block)
   # -->
   # Equivalent to Set#delete_if, but returns nil if no changes were
   # made. Returns an enumerator if no block is given.
   #
-  def reject!: () { (A) -> untyped } -> self
+  def reject!: () { (A) -> untyped } -> self?
 
   # <!--
   #   rdoc-file=lib/set.rb
   #   - compare_by_identity()
   # -->
@@ -435,11 +435,11 @@
   #     Set[1, 2, 3].disjoint? Set[3, 4]   #=> false
   #     Set[1, 2, 3].disjoint? Set[4, 5]   #=> true
   #     Set[1, 2, 3].disjoint? [3, 4]      #=> false
   #     Set[1, 2, 3].disjoint? 4..5        #=> true
   #
-  def disjoint?: (_Each[A]) -> bool
+  def disjoint?: (Set[A] | Enumerable[A]) -> bool
 
   # <!--
   #   rdoc-file=lib/set.rb
   #   - divide(&func)
   # -->
@@ -456,12 +456,12 @@
   #                #           #<Set: {3, 4}>,
   #                #           #<Set: {6}>}>
   #
   # Returns an enumerator if no block is given.
   #
-  def divide: () { (A, A) -> untyped } -> Set[self]
-            | () { (A) -> untyped } -> Set[self]
+  def divide: () { (A, A) -> Hash::_Key } -> Set[self]
+            | () { (A) -> Hash::_Key } -> Set[self]
 
   # <!--
   #   rdoc-file=lib/set.rb
   #   - each(&block)
   # -->
@@ -498,11 +498,11 @@
   #     Set[1, 2, 3].intersect? Set[4, 5]   #=> false
   #     Set[1, 2, 3].intersect? Set[3, 4]   #=> true
   #     Set[1, 2, 3].intersect? 4..5        #=> false
   #     Set[1, 2, 3].intersect? [3, 4]      #=> true
   #
-  def intersect?: (_Each[A]) -> bool
+  def intersect?: (Set[A] | Enumerable[A]) -> bool
 
   # <!--
   #   rdoc-file=lib/set.rb
   #   - keep_if() { |o| ... }
   # -->
@@ -532,20 +532,26 @@
   #   - merge(*enums, **nil)
   # -->
   # Merges the elements of the given enumerable objects to the set and
   # returns self.
   #
-  def merge: (_Each[A]) -> self
+  def merge: (*_Each[A]) -> self
 
   # <!--
   #   rdoc-file=lib/set.rb
   #   - subset?(set)
   # -->
   # Returns true if the set is a subset of the given set.
   #
   def subset?: (self) -> bool
 
-  def proper_subst?: (self) -> bool
+  # <!--
+  #   rdoc-file=lib/set.rb
+  #   - proper_subset?(set)
+  # -->
+  # Returns true if the set is a proper subset of the given set.
+  #
+  def proper_subset?: (self) -> bool
 
   # <!--
   #   rdoc-file=lib/set.rb
   #   - superset?(set)
   # -->