src/vs/editor/common/services/modelService.ts/ModelSemanticColoring/_copy
class ModelSemanticColoring:	private static _copy(src: Uint32Array, srcOffset: number, dest: Uint32Array, destOffset: number, length: number): void {
		for (let i = 0; i < length; i++) {
			dest[destOffset + i] = src[srcOffset + i];
		}
	}