From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- js/src/builtin/Error.js | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 js/src/builtin/Error.js (limited to 'js/src/builtin/Error.js') diff --git a/js/src/builtin/Error.js b/js/src/builtin/Error.js new file mode 100644 index 0000000000..a8633a0a53 --- /dev/null +++ b/js/src/builtin/Error.js @@ -0,0 +1,37 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +/* ES6 20140718 draft 19.5.3.4. */ +function ErrorToString() { + /* Steps 1-2. */ + var obj = this; + if (!IsObject(obj)) { + ThrowTypeError(JSMSG_INCOMPATIBLE_PROTO, "Error", "toString", "value"); + } + + /* Steps 3-5. */ + var name = obj.name; + name = name === undefined ? "Error" : ToString(name); + + /* Steps 6-8. */ + var msg = obj.message; + msg = msg === undefined ? "" : ToString(msg); + + /* Step 9. */ + if (name === "") { + return msg; + } + + /* Step 10. */ + if (msg === "") { + return name; + } + + /* Step 11. */ + return name + ": " + msg; +} + +function ErrorToStringWithTrailingNewline() { + return FUN_APPLY(ErrorToString, this, []) + "\n"; +} -- cgit v1.2.3