fetchPutContext
Function parameters
Parameters
Type definitions in this namespace
Types
An `ArrayHashMap` with default hash and equal functions.
Functions
- AutoArrayHashMap
- An `ArrayHashMap` with default hash and equal functions.
- AutoArrayHashMapUnmanaged
- An `ArrayHashMapUnmanaged` with default hash and equal functions.
- StringArrayHashMap
- An `ArrayHashMap` with strings as keys.
- StringArrayHashMapUnmanaged
- An `ArrayHashMapUnmanaged` with strings as keys.
- ArrayHashMap
- Deprecated in favor of `ArrayHashMapWithAllocator` (no code changes needed)
- ArrayHashMapWithAllocator
- A hash table of keys and values, each stored sequentially.
- ArrayHashMapUnmanaged
- A hash table of keys and values, each stored sequentially.
Source
Implementation
pub fn fetchPutContext(self: *Self, gpa: Allocator, key: K, value: V, ctx: Context) Oom!?KV {
const gop = try self.getOrPutContext(gpa, key, ctx);
var result: ?KV = null;
if (gop.found_existing) {
result = KV{
.key = gop.key_ptr.*,
.value = gop.value_ptr.*,
};
}
gop.value_ptr.* = value;
return result;
}