31 lines
576 B
Go
31 lines
576 B
Go
package main
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import (
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"fmt"
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)
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type PlaceholderState struct {
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counter int
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used map[string]struct{}
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}
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func NewPlaceholderState(text string) *PlaceholderState {
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used := map[string]struct{}{}
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for _, hit := range placeholderRe.FindAllString(text, -1) {
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used[hit] = struct{}{}
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}
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return &PlaceholderState{counter: 900000, used: used}
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}
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func (s *PlaceholderState) Next() string {
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for {
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candidate := fmt.Sprintf("__OC_I18N_%d__", s.counter)
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s.counter++
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if _, ok := s.used[candidate]; ok {
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continue
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}
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s.used[candidate] = struct{}{}
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return candidate
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}
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}
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