clone

Create a copy of this list with a new backing store, using the specified allocator.

Function parameters

Parameters

self:Self
gpa:Allocator

A MultiArrayList stores a list of a struct or tagged union type.

Functions

MultiArrayList: A MultiArrayList stores a list of a struct or tagged union type.

Source

Implementation

pub fn clone(self: Self, gpa: Allocator) !Self {
    var result = Self{};
    errdefer result.deinit(gpa);
    try result.ensureTotalCapacity(gpa, self.len);
    result.len = self.len;
    const self_slice = self.slice();
    const result_slice = result.slice();
    inline for (fields, 0..) |field_info, i| {
        if (@sizeOf(field_info.type) != 0) {
            const field = @as(Field, @enumFromInt(i));
            @memcpy(result_slice.items(field), self_slice.items(field));
        }
    }
    return result;
}