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zon: normalize negative zeroes

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Ali Cheraghi 2025-03-25 00:01:01 +03:30 • committed by Alex Rønne Petersen
parent f5e7850686
commit edaa9584cc
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1 changed files with 16 additions and 8 deletions
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24
lib/std/zon/stringify.zig
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@ -627,10 +627,16 @@ pub fn Serializer(Writer: type) type {
return self.writer.writeAll("inf");
} else if (std.math.isNegativeInf(val)) {
return self.writer.writeAll("-inf");
} else if (std.math.isNegativeZero(val)) {
return self.writer.writeAll("-0.0");
} else {
try std.fmt.format(self.writer, "{d}", .{val});
},
.comptime_float => if (val == 0) {
return self.writer.writeAll("0");
} else {
try std.fmt.format(self.writer, "{d}", .{val});
},
.comptime_float => try std.fmt.format(self.writer, "{d}", .{val}),
else => comptime unreachable,
}
}
@ -2103,10 +2109,11 @@ test "std.zon stringify primitives" {
\\ .b = 0.3333333333333333333333333333333333,
\\ .c = 3.1415926535897932384626433832795028,
\\ .d = 0,
\\ .e = -0,
\\ .f = inf,
\\ .g = -inf,
\\ .h = nan,
\\ .e = 0,
\\ .f = -0.0,
\\ .g = inf,
\\ .h = -inf,
\\ .i = nan,
\\}
,
.{
@ -2115,9 +2122,10 @@ test "std.zon stringify primitives" {
.c = std.math.pi,
.d = 0.0,
.e = -0.0,
.f = std.math.inf(f32),
.g = -std.math.inf(f32),
.h = std.math.nan(f32),
.f = @as(f128, -0.0),
.g = std.math.inf(f32),
.h = -std.math.inf(f32),
.i = std.math.nan(f32),
},
.{},
);