From: Dmitry Volyntsev <xeioex@nginx.com>
Date: Thu, 5 Apr 2018 11:50:45 +0000 (+0300)
Subject: Added njs_value_is_valid_number().
X-Git-Tag: 0.2.1~37
X-Git-Url: http://www.kaiwu.me/postgresql/commit/?a=commitdiff_plain;h=50d3be7b4099c7d6dae7820ff43f6c4caa6657e9;p=njs.git

Added njs_value_is_valid_number().
---

diff --git a/njs/njs_vm.c b/njs/njs_vm.c
index 4d500acc..7d6df941 100644
--- a/njs/njs_vm.c
+++ b/njs/njs_vm.c
@@ -3750,6 +3750,15 @@ njs_value_is_number(njs_value_t *value)
 }
 
 
+nxt_noinline nxt_int_t
+njs_value_is_valid_number(njs_value_t *value)
+{
+    return njs_is_number(value)
+           && !isnan(value->data.u.number)
+           && !isinf(value->data.u.number);
+}
+
+
 nxt_noinline nxt_int_t
 njs_value_is_string(njs_value_t *value)
 {
diff --git a/njs/njscript.h b/njs/njscript.h
index 0e6bd6b7..9ef6a392 100644
--- a/njs/njscript.h
+++ b/njs/njscript.h
@@ -191,6 +191,7 @@ NXT_EXPORT njs_function_t *njs_value_function(njs_value_t *value);
 NXT_EXPORT nxt_int_t njs_value_is_void(njs_value_t *value);
 NXT_EXPORT nxt_int_t njs_value_is_boolean(njs_value_t *value);
 NXT_EXPORT nxt_int_t njs_value_is_number(njs_value_t *value);
+NXT_EXPORT nxt_int_t njs_value_is_valid_number(njs_value_t *value);
 NXT_EXPORT nxt_int_t njs_value_is_string(njs_value_t *value);
 NXT_EXPORT nxt_int_t njs_value_is_object(njs_value_t *value);
 NXT_EXPORT nxt_int_t njs_value_is_function(njs_value_t *value);