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12 changes: 12 additions & 0 deletions napigen.zig
Original file line number Diff line number Diff line change
Expand Up @@ -379,6 +379,18 @@ pub const JsContext = struct {
else => @compileError("writing " ++ @tagName(@typeInfo(T)) ++ " " ++ @typeName(T) ++ " is not supported"),
},
.Array => self.createArrayFrom(val),
.Union => {
const tagName = @tagName(val);
inline for(comptime std.meta.fields(T))|field|{
if(std.mem.eql(u8, field.name, tagName)) {
const fieldData = @field(val, field.name);
const unionTaggedJsObject = try self.createObject();
try self.setNamedProperty(unionTaggedJsObject, field.name ++ "", try self.write(fieldData));
return unionTaggedJsObject;
}
}
return self.null();
},
else => @compileError("writing " ++ @tagName(@typeInfo(T)) ++ " " ++ @typeName(T) ++ " is not supported"),
};
}
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