blob: c1d19847b1227d0c681b7f5c8fa0d20e07c595e0 [file] [log] [blame]
// 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 collate
// Export for testing.
// TODO: no longer necessary. Remove at some point.
import (
"fmt"
"golang.org/x/text/collate/colltab"
)
const (
defaultSecondary = 0x20
defaultTertiary = 0x2
)
type Weights struct {
Primary, Secondary, Tertiary, Quaternary int
}
func W(ce ...int) Weights {
w := Weights{ce[0], defaultSecondary, defaultTertiary, 0}
if len(ce) > 1 {
w.Secondary = ce[1]
}
if len(ce) > 2 {
w.Tertiary = ce[2]
}
if len(ce) > 3 {
w.Quaternary = ce[3]
}
return w
}
func (w Weights) String() string {
return fmt.Sprintf("[%X.%X.%X.%X]", w.Primary, w.Secondary, w.Tertiary, w.Quaternary)
}
func convertFromWeights(ws []Weights) []colltab.Elem {
out := make([]colltab.Elem, len(ws))
for i, w := range ws {
out[i], _ = colltab.MakeElem(w.Primary, w.Secondary, w.Tertiary, 0)
if out[i] == colltab.Ignore && w.Quaternary > 0 {
out[i] = colltab.MakeQuaternary(w.Quaternary)
}
}
return out
}