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cf15d5bbc6
These are no longer needed as these are now part of a module. Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
17 lines
322 B
Go
17 lines
322 B
Go
package countmap
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// Map is a map of counters.
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type Map[T comparable] map[T]int
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// Add adds delta to the counter for v and returns the new value.
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//
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// If the new value is 0, the entry is removed from the map.
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func (m Map[T]) Add(v T, delta int) int {
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m[v] += delta
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c := m[v]
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if c == 0 {
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delete(m, v)
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}
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return c
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}
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