sample-controller/vendor/golang.org/x/text/cases/icu.go
Kubernetes Publisher ec723b2112 Merge pull request #52753 from munnerz/sample-controller
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sample-controller: add example CRD controller

**What this PR does / why we need it**:

Adds a sample-controller example repository

fixes #52752

**Special notes for your reviewer**:

This is currently based on the sttts:sttts-codegen-scripts branch and should not be merged until that is (ref https://github.com/kubernetes/kubernetes/pull/52186)

**Release note**:

```
Add sample-controller repository
```

/cc @sttts @nikhita @colemickens

Kubernetes-commit: 9a7800f7d2efb88b397674672ac56f898826cf7c
2017-10-26 12:35:59 +00:00

62 lines
1.4 KiB
Go

// Copyright 2016 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build icu
package cases
// Ideally these functions would be defined in a test file, but go test doesn't
// allow CGO in tests. The build tag should ensure either way that these
// functions will not end up in the package.
// TODO: Ensure that the correct ICU version is set.
/*
#cgo LDFLAGS: -licui18n.57 -licuuc.57
#include <stdlib.h>
#include <unicode/ustring.h>
#include <unicode/utypes.h>
#include <unicode/localpointer.h>
#include <unicode/ucasemap.h>
*/
import "C"
import "unsafe"
func doICU(tag, caser, input string) string {
err := C.UErrorCode(0)
loc := C.CString(tag)
cm := C.ucasemap_open(loc, C.uint32_t(0), &err)
buf := make([]byte, len(input)*4)
dst := (*C.char)(unsafe.Pointer(&buf[0]))
src := C.CString(input)
cn := C.int32_t(0)
switch caser {
case "fold":
cn = C.ucasemap_utf8FoldCase(cm,
dst, C.int32_t(len(buf)),
src, C.int32_t(len(input)),
&err)
case "lower":
cn = C.ucasemap_utf8ToLower(cm,
dst, C.int32_t(len(buf)),
src, C.int32_t(len(input)),
&err)
case "upper":
cn = C.ucasemap_utf8ToUpper(cm,
dst, C.int32_t(len(buf)),
src, C.int32_t(len(input)),
&err)
case "title":
cn = C.ucasemap_utf8ToTitle(cm,
dst, C.int32_t(len(buf)),
src, C.int32_t(len(input)),
&err)
}
return string(buf[:cn])
}