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-rw-r--r--gcc-4.8.1/libgo/go/exp/norm/example_iter_test.go81
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diff --git a/gcc-4.8.1/libgo/go/exp/norm/example_iter_test.go b/gcc-4.8.1/libgo/go/exp/norm/example_iter_test.go
deleted file mode 100644
index edb9fcf55..000000000
--- a/gcc-4.8.1/libgo/go/exp/norm/example_iter_test.go
+++ /dev/null
@@ -1,81 +0,0 @@
-// Copyright 2012 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.
-
-package norm_test
-
-import (
- "bytes"
- "exp/norm"
- "fmt"
- "unicode/utf8"
-)
-
-// EqualSimple uses a norm.Iter to compare two non-normalized
-// strings for equivalence.
-func EqualSimple(a, b string) bool {
- var ia, ib norm.Iter
- ia.InitString(norm.NFKD, a)
- ib.InitString(norm.NFKD, b)
- for !ia.Done() && !ib.Done() {
- if !bytes.Equal(ia.Next(), ib.Next()) {
- return false
- }
- }
- return ia.Done() && ib.Done()
-}
-
-// FindPrefix finds the longest common prefix of ASCII characters
-// of a and b.
-func FindPrefix(a, b string) int {
- i := 0
- for ; i < len(a) && i < len(b) && a[i] < utf8.RuneSelf && a[i] == b[i]; i++ {
- }
- return i
-}
-
-// EqualOpt is like EqualSimple, but optimizes the special
-// case for ASCII characters.
-func EqualOpt(a, b string) bool {
- n := FindPrefix(a, b)
- a, b = a[n:], b[n:]
- var ia, ib norm.Iter
- ia.InitString(norm.NFKD, a)
- ib.InitString(norm.NFKD, b)
- for !ia.Done() && !ib.Done() {
- if !bytes.Equal(ia.Next(), ib.Next()) {
- return false
- }
- if n := int64(FindPrefix(a[ia.Pos():], b[ib.Pos():])); n != 0 {
- ia.Seek(n, 1)
- ib.Seek(n, 1)
- }
- }
- return ia.Done() && ib.Done()
-}
-
-var compareTests = []struct{ a, b string }{
- {"aaa", "aaa"},
- {"aaa", "aab"},
- {"a\u0300a", "\u00E0a"},
- {"a\u0300\u0320b", "a\u0320\u0300b"},
- {"\u1E0A\u0323", "\x44\u0323\u0307"},
- // A character that decomposes into multiple segments
- // spans several iterations.
- {"\u3304", "\u30A4\u30CB\u30F3\u30AF\u3099"},
-}
-
-func ExampleIter() {
- for i, t := range compareTests {
- r0 := EqualSimple(t.a, t.b)
- r1 := EqualOpt(t.a, t.b)
- fmt.Printf("%d: %v %v\n", i, r0, r1)
- }
- // Output:
- // 0: true true
- // 1: false false
- // 2: true true
- // 3: true true
- // 4: true true
- // 5: true true
-}