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49 lines
661 B
Go
49 lines
661 B
Go
package terminfo
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type stack []interface{}
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func (s *stack) push(v interface{}) {
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*s = append(*s, v)
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}
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func (s *stack) pop() interface{} {
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if len(*s) == 0 {
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return nil
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}
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v := (*s)[len(*s)-1]
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*s = (*s)[:len(*s)-1]
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return v
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}
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func (s *stack) popInt() int {
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if i, ok := s.pop().(int); ok {
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return i
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}
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return 0
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}
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func (s *stack) popBool() bool {
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if b, ok := s.pop().(bool); ok {
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return b
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}
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return false
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}
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func (s *stack) popByte() byte {
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if b, ok := s.pop().(byte); ok {
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return b
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}
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return 0
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}
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func (s *stack) popString() string {
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if a, ok := s.pop().(string); ok {
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return a
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}
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return ""
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}
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func (s *stack) reset() {
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*s = (*s)[:0]
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}
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