diff options
| -rw-r--r-- | ext/web/01_dom_exception.js | 38 |
1 files changed, 23 insertions, 15 deletions
diff --git a/ext/web/01_dom_exception.js b/ext/web/01_dom_exception.js index 31d2cdc29..54d47beaf 100644 --- a/ext/web/01_dom_exception.js +++ b/ext/web/01_dom_exception.js @@ -26,6 +26,7 @@ import { createFilteredInspectProxy } from "ext:deno_console/01_console.js"; const _name = Symbol("name"); const _message = Symbol("message"); const _code = Symbol("code"); +const _error = Symbol("error"); // Defined in WebIDL 4.3. // https://webidl.spec.whatwg.org/#idl-DOMException @@ -111,21 +112,8 @@ class DOMException { this[_code] = code; this[webidl.brand] = webidl.brand; - const error = new Error(message); - error.name = "DOMException"; - ObjectDefineProperty(this, "stack", { - value: error.stack, - writable: true, - configurable: true, - }); - - // `DOMException` isn't a native error, so `Error.prepareStackTrace()` is - // not called when accessing `.stack`, meaning our structured stack trace - // hack doesn't apply. This patches it in. - ObjectDefineProperty(this, "__callSiteEvals", { - value: ArrayPrototypeSlice(error.__callSiteEvals, 1), - configurable: true, - }); + this[_error] = new Error(message); + this[_error].name = "DOMException"; } get message() { @@ -160,6 +148,26 @@ class DOMException { } } +ObjectDefineProperty(DOMException.prototype, "stack", { + get() { + return this[_error].stack; + }, + set(value) { + this[_error].stack = value; + }, + configurable: true, +}); + +// `DOMException` isn't a native error, so `Error.prepareStackTrace()` is +// not called when accessing `.stack`, meaning our structured stack trace +// hack doesn't apply. This patches it in. +ObjectDefineProperty(DOMException.prototype, "__callSiteEvals", { + get() { + return ArrayPrototypeSlice(this[_error].__callSiteEvals, 1); + }, + configurable: true, +}); + ObjectSetPrototypeOf(DOMException.prototype, ErrorPrototype); webidl.configurePrototype(DOMException); |