Zig 0.17.0-dev (Split by item)

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float

Serialize a float.

Serializer.float

pub fn float(self: *Serializer, val: anytype) Error!void

File

lib/std/zon/Serializer.zig:258

Code

pub fn float(self: *Serializer, val: anytype) Error!void {
    switch (@typeInfo(@TypeOf(val))) {
        .float => if (std.math.isNan(val)) {
            return self.writer.writeAll("nan");
        } else if (std.math.isPositiveInf(val)) {
            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 self.writer.print("{d}", .{val});
        },
        .comptime_float => if (val == 0) {
            return self.writer.writeAll("0");
        } else {
            try self.writer.print("{d}", .{val});
        },
        else => comptime unreachable,
    }
}