26 lines
585 B
Go
26 lines
585 B
Go
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package bracket_push
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// Bracket makes sure that all brackets match
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func Bracket(s string) (bool, error) {
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// Set up a map of matches that we care about
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matches := make(map[byte]byte)
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matches['}'] = '{'
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matches[')'] = '('
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matches[']'] = '['
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var pairs []byte
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for i := range s {
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if v, ok := matches[s[i]]; ok {
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// Found a match, it's a closing bracket
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if len(pairs) == 0 || pairs[len(pairs)-1] != v {
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return false, nil
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}
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pairs = pairs[:len(pairs)-1]
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} else {
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pairs = append(pairs, s[i])
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}
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}
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if len(pairs) > 0 {
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return false, nil
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}
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return true, nil
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}
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