tail/util.go

28 lines
591 B
Go

// Copyright (c) 2013 ActiveState Software Inc. All rights reserved.
package tail
// partitionString partitions the string into chunks of given size,
// with the last chunk of variable size.
func partitionString(s string, chunkSize int) []string {
if chunkSize <= 0 {
panic("invalid chunkSize")
}
length := len(s)
chunks := 1 + length/chunkSize
start := 0
end := chunkSize
parts := make([]string, 0, chunks)
for {
if end > length {
end = length
}
parts = append(parts, s[start:end])
if end == length {
break
}
start, end = end, end+chunkSize
}
return parts
}