Commit eab934814f
Changed files (1)
lib
lib/std/array_hash_map.zig
@@ -454,14 +454,23 @@ pub fn ArrayHashMap(
return self.unmanaged.sortContext(sort_ctx, self.ctx);
}
- /// Shrinks the underlying `Entry` array to `new_len` elements and discards any associated
- /// index entries. Keeps capacity the same.
+ /// Shrinks the underlying `Entry` array to `new_len` elements and
+ /// discards any associated index entries. Keeps capacity the same.
+ ///
+ /// Asserts the discarded entries remain initialized and capable of
+ /// performing hash and equality checks. Any deinitialization of
+ /// discarded entries must take place *after* calling this function.
pub fn shrinkRetainingCapacity(self: *Self, new_len: usize) void {
return self.unmanaged.shrinkRetainingCapacityContext(new_len, self.ctx);
}
- /// Shrinks the underlying `Entry` array to `new_len` elements and discards any associated
- /// index entries. Reduces allocated capacity.
+ /// Shrinks the underlying `Entry` array to `new_len` elements and
+ /// discards any associated index entries. Reduces allocated capacity.
+ ///
+ /// Asserts the discarded entries remain initialized and capable of
+ /// performing hash and equality checks. It is a bug to call this
+ /// function if the discarded entries require deinitialization. For
+ /// that use case, `shrinkRetainingCapacity` can be used instead.
pub fn shrinkAndFree(self: *Self, new_len: usize) void {
return self.unmanaged.shrinkAndFreeContext(self.allocator, new_len, self.ctx);
}
@@ -1359,13 +1368,24 @@ pub fn ArrayHashMapUnmanaged(
self.insertAllEntriesIntoNewHeader(if (store_hash) {} else ctx, header);
}
- /// Shrinks the underlying `Entry` array to `new_len` elements and discards any associated
- /// index entries. Keeps capacity the same.
+ /// Shrinks the underlying `Entry` array to `new_len` elements and
+ /// discards any associated index entries. Keeps capacity the same.
+ ///
+ /// Asserts the discarded entries remain initialized and capable of
+ /// performing hash and equality checks. Any deinitialization of
+ /// discarded entries must take place *after* calling this function.
pub fn shrinkRetainingCapacity(self: *Self, new_len: usize) void {
if (@sizeOf(ByIndexContext) != 0)
@compileError("Cannot infer context " ++ @typeName(Context) ++ ", call shrinkRetainingCapacityContext instead.");
return self.shrinkRetainingCapacityContext(new_len, undefined);
}
+
+ /// Shrinks the underlying `Entry` array to `new_len` elements and
+ /// discards any associated index entries. Keeps capacity the same.
+ ///
+ /// Asserts the discarded entries remain initialized and capable of
+ /// performing hash and equality checks. Any deinitialization of
+ /// discarded entries must take place *after* calling this function.
pub fn shrinkRetainingCapacityContext(self: *Self, new_len: usize, ctx: Context) void {
self.pointer_stability.lock();
defer self.pointer_stability.unlock();
@@ -1381,13 +1401,27 @@ pub fn ArrayHashMapUnmanaged(
self.entries.shrinkRetainingCapacity(new_len);
}
- /// Shrinks the underlying `Entry` array to `new_len` elements and discards any associated
- /// index entries. Reduces allocated capacity.
+ /// Shrinks the underlying `Entry` array to `new_len` elements and
+ /// discards any associated index entries. Reduces allocated capacity.
+ ///
+ /// Asserts the discarded entries remain initialized and capable of
+ /// performing hash and equality checks. It is a bug to call this
+ /// function if the discarded entries require deinitialization. For
+ /// that use case, `shrinkRetainingCapacity` can be used instead.
pub fn shrinkAndFree(self: *Self, allocator: Allocator, new_len: usize) void {
if (@sizeOf(ByIndexContext) != 0)
@compileError("Cannot infer context " ++ @typeName(Context) ++ ", call shrinkAndFreeContext instead.");
return self.shrinkAndFreeContext(allocator, new_len, undefined);
}
+
+ /// Shrinks the underlying `Entry` array to `new_len` elements and
+ /// discards any associated index entries. Reduces allocated capacity.
+ ///
+ /// Asserts the discarded entries remain initialized and capable of
+ /// performing hash and equality checks. It is a bug to call this
+ /// function if the discarded entries require deinitialization. For
+ /// that use case, `shrinkRetainingCapacityContext` can be used
+ /// instead.
pub fn shrinkAndFreeContext(self: *Self, allocator: Allocator, new_len: usize, ctx: Context) void {
self.pointer_stability.lock();
defer self.pointer_stability.unlock();