diff options
Diffstat (limited to 'util/random')
| -rw-r--r-- | util/random/random.go | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/util/random/random.go b/util/random/random.go index 67ee0691..9610e26c 100644 --- a/util/random/random.go +++ b/util/random/random.go @@ -1,3 +1,4 @@ +// Package random provides utilities for generating random strings and numbers. package random import ( @@ -13,6 +14,8 @@ var ( allSeq [62]rune ) +// init initializes the character sequences used for random string generation. +// It sets up arrays for numbers, lowercase letters, uppercase letters, and combinations. func init() { for i := 0; i < 10; i++ { numSeq[i] = rune('0' + i) @@ -33,6 +36,7 @@ func init() { copy(allSeq[len(numSeq)+len(lowerSeq):], upperSeq[:]) } +// Seq generates a random string of length n containing alphanumeric characters (numbers, lowercase and uppercase letters). func Seq(n int) string { runes := make([]rune, n) for i := 0; i < n; i++ { @@ -41,6 +45,7 @@ func Seq(n int) string { return string(runes) } +// Num generates a random integer between 0 and n-1. func Num(n int) int { return rand.Intn(n) } |