From 9d5b1ba8389e1ca9a5a8f537f6ed08c5fc50c171 Mon Sep 17 00:00:00 2001
From: sogaiu <983021772@users.noreply.github.com>
Date: Fri, 24 Feb 2023 19:55:47 +0900
Subject: [PATCH] Tweak math/rng-int docs

---
 src/core/math.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/core/math.c b/src/core/math.c
index f64c2485..9024d727 100644
--- a/src/core/math.c
+++ b/src/core/math.c
@@ -150,8 +150,8 @@ JANET_CORE_FN(cfun_rng_uniform,
 
 JANET_CORE_FN(cfun_rng_int,
               "(math/rng-int rng &opt max)",
-              "Extract a random random integer in the range [0, max] from the RNG. If "
-              "no max is given, the default is 2^31 - 1."
+              "Extract a random integer in the range [0, max) for max > 0 from the RNG.  "
+              "If max is 0, return 0.  If no max is given, the default is 2^31 - 1."
              ) {
     janet_arity(argc, 1, 2);
     JanetRNG *rng = janet_getabstract(argv, 0, &janet_rng_type);