From 04c628935d1487632f903e4e0688fb7a34063752 Mon Sep 17 00:00:00 2001
From: Sean Liao <sean@liao.dev>
Date: Fri, 19 May 2023 19:04:07 +0100
Subject: [PATCH] encoding/json: document unsupported float values
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Fixes #59627

Change-Id: Icd6a9803e213596de6136ec980b0a352c450e6f7
Reviewed-on: https://go-review.googlesource.com/c/go/+/496142
Run-TryBot: Daniel Martí <mvdan@mvdan.cc>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Daniel Martí <mvdan@mvdan.cc>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
---
 src/encoding/json/encode.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/encoding/json/encode.go b/src/encoding/json/encode.go
index 79a82cfe75..6da0bd9c4a 100644
--- a/src/encoding/json/encode.go
+++ b/src/encoding/json/encode.go
@@ -42,6 +42,7 @@ import (
 // Boolean values encode as JSON booleans.
 //
 // Floating point, integer, and Number values encode as JSON numbers.
+// NaN and +/-Inf values will return an [UnsupportedValueError].
 //
 // String values encode as JSON strings coerced to valid UTF-8,
 // replacing invalid bytes with the Unicode replacement rune.
-- 
2.48.1