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authorJan Edmund Lazo <jan.lazo@mail.utoronto.ca>2019-08-24 15:45:33 -0400
committerJan Edmund Lazo <jan.lazo@mail.utoronto.ca>2019-08-24 15:56:17 -0400
commit01b5499eea24961f0163b0ca3728c649aad53bbf (patch)
treecc5cc5a9004414b9145825beee791f34a06cb66e /src/nvim/eval.c
parent34e416667378a610943f614b97da9b865d622806 (diff)
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vim-patch:7.4.1407
Problem: json_encode() does not handle NaN and inf properly. (David Barnett) Solution: For JSON turn them into "null". For JS use "NaN" and "Infinity". Add isnan(). https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Diffstat (limited to 'src/nvim/eval.c')
-rw-r--r--src/nvim/eval.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/nvim/eval.c b/src/nvim/eval.c
index 1570af07d7..94dcbe0dcf 100644
--- a/src/nvim/eval.c
+++ b/src/nvim/eval.c
@@ -47,6 +47,7 @@
#include "nvim/indent_c.h"
#include "nvim/indent.h"
#include "nvim/mark.h"
+#include "nvim/math.h"
#include "nvim/mbyte.h"
#include "nvim/memline.h"
#include "nvim/memory.h"
@@ -12028,6 +12029,12 @@ static void f_islocked(typval_T *argvars, typval_T *rettv, FunPtr fptr)
clear_lval(&lv);
}
+// "isnan()" function
+static void f_isnan(typval_T *argvars, typval_T *rettv, FunPtr fptr)
+{
+ rettv->vval.v_number = argvars[0].v_type == VAR_FLOAT
+ && xisnan(argvars[0].vval.v_float);
+}
/// Turn a dictionary into a list
///