From 76cb9c2a39d477a64824a985ade40507e3bbade1 Mon Sep 17 00:00:00 2001 From: Adam Mathes Date: Fri, 13 Feb 2026 21:34:48 -0800 Subject: feat(vanilla): add testing infrastructure and tests (NK-wjnczv) --- .../node_modules/css-tree/lib/utils/create-custom-error.js | 14 ++++++++++++++ 1 file changed, 14 insertions(+) create mode 100644 vanilla/node_modules/css-tree/lib/utils/create-custom-error.js (limited to 'vanilla/node_modules/css-tree/lib/utils/create-custom-error.js') diff --git a/vanilla/node_modules/css-tree/lib/utils/create-custom-error.js b/vanilla/node_modules/css-tree/lib/utils/create-custom-error.js new file mode 100644 index 0000000..dba122f --- /dev/null +++ b/vanilla/node_modules/css-tree/lib/utils/create-custom-error.js @@ -0,0 +1,14 @@ +export function createCustomError(name, message) { + // use Object.create(), because some VMs prevent setting line/column otherwise + // (iOS Safari 10 even throws an exception) + const error = Object.create(SyntaxError.prototype); + const errorStack = new Error(); + + return Object.assign(error, { + name, + message, + get stack() { + return (errorStack.stack || '').replace(/^(.+\n){1,3}/, `${name}: ${message}\n`); + } + }); +}; -- cgit v1.2.3