v1.14.0

ADDED:
* iox package
* mapsx package
* netx/inetcksum package

iox/funcs_xio.go

@@ -0,0 +1,40 @@
+package iox
+
+import (
+	`io`
+)
+
+// Copy copies [io.Reader] `src` to [io.Writer] `dst`. It implements [Copier].
+func (x *XIO) Copy(dst io.Writer, src io.Reader) (written int64, err error) {
+	return io.Copy(dst, src)
+}
+
+// CopyBuffer copies [io.Reader] `src` to [io.Writer] `dst` using buffer `buf`. It implements [CopyBufferer].
+func (x *XIO) CopyBuffer(dst io.Writer, src io.Reader, buf []byte) (written int64, err error) {
+	return io.CopyBuffer(dst, src, buf)
+}
+
+// CopyBufWith copies [io.Reader] `src` to [io.Writer] `dst` using buffer returner `bufFunc`. It implements [SizedCopyBufferInvoker].
+func (x *XIO) CopyBufWith(dst io.Writer, src io.Reader, bufFunc func() (b []byte)) (written int64, err error) {
+	return CopyBufWith(dst, src, bufFunc)
+}
+
+// CopyBufWithDynamic copies [io.Reader] `src` to [io.Writer] `dst` using buffer returner `bufFunc` for each chunk. It implements [DynamicSizedCopyBufferInvoker].
+func (x *XIO) CopyBufWithDynamic(dst io.Writer, src io.Reader, bufFunc func() (b []byte)) (written int64, err error) {
+	return CopyBufWithDynamic(dst, src, bufFunc)
+}
+
+/*
+CopyBufN reads buffered bytes from [io.Reader] `src` and copies to [io.Writer] `dst`
+using the synchronous buffer size `n`.
+
+It implements [SizedCopyBufferer].
+*/
+func (x *XIO) CopyBufN(dst io.Writer, src io.Reader, n int64) (written int64, err error) {
+	return CopyBufN(dst, src, n)
+}
+
+// CopyN copies from [io.Reader] `src` to [io.Writer] `w`, `n` bytes at a time. It implements [SizedCopier].
+func (x *XIO) CopyN(dst io.Writer, src io.Reader, n int64) (written int64, err error) {
+	return io.CopyN(dst, src, n)
+}