文件操作 - compact.go
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文件: /usr/share/go-1.23/src/cmd/vendor/golang.org/x/text/internal/language/compact.go
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// Copyright 2018 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 language // CompactCoreInfo is a compact integer with the three core tags encoded. type CompactCoreInfo uint32 // GetCompactCore generates a uint32 value that is guaranteed to be unique for // different language, region, and script values. func GetCompactCore(t Tag) (cci CompactCoreInfo, ok bool) { if t.LangID > langNoIndexOffset { return 0, false } cci |= CompactCoreInfo(t.LangID) << (8 + 12) cci |= CompactCoreInfo(t.ScriptID) << 12 cci |= CompactCoreInfo(t.RegionID) return cci, true } // Tag generates a tag from c. func (c CompactCoreInfo) Tag() Tag { return Tag{ LangID: Language(c >> 20), RegionID: Region(c & 0x3ff), ScriptID: Script(c>>12) & 0xff, } }
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