(stevvooe): Most of this code in this file is copied from the stdlib

[piascikj]

strconv package and modified to be able to handle quoting with / and |
as delimiters. The copyright is held by the Go authors.

opened via imdone.io from a code comment on 18a53d0374 by Michael Crosby

NOTE (stevvooe): Most of this code in this file is copied from the stdlib id:357

---

moby/vendor/github.com/containerd/containerd/filters/quote.go

Lines 9 to 16 in 94b8a11

	// NOTE(stevvooe): Most of this code in this file is copied from the stdlib
	// strconv package and modified to be able to handle quoting with `/` and `|`
	// as delimiters. The copyright is held by the Go authors.
	var errQuoteSyntax = errors.New("quote syntax error")
	// UnquoteChar decodes the first character or byte in the escaped string
	// or character literal represented by the string s.