Bump WebKit (#18784)

Co-authored-by: Ben Grant <ben@bun.sh>
Co-authored-by: Dylan Conway <dylan.conway567@gmail.com>

cmake/tools/SetupWebKit.cmake

@@ -2,7 +2,7 @@ option(WEBKIT_VERSION "The version of WebKit to use")
 option(WEBKIT_LOCAL "If a local version of WebKit should be used instead of downloading")
 
 if(NOT WEBKIT_VERSION)
-  set(WEBKIT_VERSION 76e7e4177b87b24361a8ed8c08777b2bba7a891a)
+  set(WEBKIT_VERSION 12d2dfab74b34a50c8544c59f8a9454ce2e06e06)
 endif()
 
 string(SUBSTRING ${WEBKIT_VERSION} 0 16 WEBKIT_VERSION_PREFIX)

src/cli/test_command.zig

@@ -352,9 +352,7 @@ pub const JunitReporter = struct {
         try this.contents.appendSlice(bun.default_allocator, "\"");
 
         const elapsed_seconds = elapsed_ms / std.time.ms_per_s;
-        var time_buf: [32]u8 = undefined;
-        const time_str = try std.fmt.bufPrint(&time_buf, " time=\"{d}\"", .{elapsed_seconds});
-        try this.contents.appendSlice(bun.default_allocator, time_str);
+        try this.contents.writer(bun.default_allocator).print(" time=\"{}\"", .{bun.fmt.trimmedPrecision(elapsed_seconds, 6)});
 
         try this.contents.appendSlice(bun.default_allocator, " file=\"");
         try escapeXml(file, this.contents.writer(bun.default_allocator));

src/fmt.zig

@@ -1575,6 +1575,33 @@ pub fn hexIntUpper(value: anytype) HexIntFormatter(@TypeOf(value), false) {
     return Formatter{ .value = value };
 }
 
+/// Equivalent to `{d:.<precision>}` but trims trailing zeros
+/// if decimal part is less than `precision` digits.
+fn TrimmedPrecisionFormatter(comptime precision: usize) type {
+    return struct {
+        num: f64,
+        precision: usize,
+
+        pub fn format(self: @This(), comptime _: []const u8, _: std.fmt.FormatOptions, writer: anytype) !void {
+            const whole = @trunc(self.num);
+            try writer.print("{d}", .{whole});
+            const rem = self.num - whole;
+            if (rem != 0) {
+                var buf: [2 + precision]u8 = undefined;
+                var formatted = std.fmt.bufPrint(&buf, "{d:." ++ std.fmt.comptimePrint("{d}", .{precision}) ++ "}", .{rem}) catch unreachable;
+                formatted = formatted[2..];
+                const trimmed = std.mem.trimRight(u8, formatted, "0");
+                try writer.print(".{s}", .{trimmed});
+            }
+        }
+    };
+}
+
+pub fn trimmedPrecision(value: f64, comptime precision: usize) TrimmedPrecisionFormatter(precision) {
+    const Formatter = TrimmedPrecisionFormatter(precision);
+    return Formatter{ .num = value, .precision = precision };
+}
+
 const FormatDurationData = struct {
     ns: u64,
     negative: bool = false,