Implement Math[ @@toStringTag ] (#1225)

boa-dev · May 22, 2021 · 5d4497b · 5d4497b
1 parent 0f4396e
commit 5d4497b
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/boa/src/builtins/math/mod.rs b/boa/src/builtins/math/mod.rs
@@ -35,6 +35,8 @@ impl BuiltIn for Math {
 
         let _timer = BoaProfiler::global().start_event(Self::NAME, "init");
 
+        let to_string_tag = context.well_known_symbols().to_string_tag_symbol();
+
         let attribute = Attribute::READONLY | Attribute::NON_ENUMERABLE | Attribute::PERMANENT;
         let string_tag = WellKnownSymbols::to_string_tag();
         let object = ObjectInitializer::new(context)
@@ -46,6 +48,11 @@ impl BuiltIn for Math {
             .property("SQRT1_2", 0.5_f64.sqrt(), attribute)
             .property("SQRT2", f64::consts::SQRT_2, attribute)
             .property("PI", f64::consts::PI, attribute)
+            .property(
+                to_string_tag,
+                "Math",
+                Attribute::READONLY | Attribute::NON_ENUMERABLE | Attribute::CONFIGURABLE,
+            )
             .function(Self::abs, "abs", 1)
             .function(Self::acos, "acos", 1)
             .function(Self::acosh, "acosh", 1)