feat(vanilla): add testing infrastructure and tests (NK-wjnczv)

1 files changed, 27 insertions, 0 deletions

diff --git a/vanilla/node_modules/assertion-error/index.d.ts b/vanilla/node_modules/assertion-error/index.d.ts
new file mode 100644
index 0000000..d8fda2c
--- /dev/null
+++ b/vanilla/node_modules/assertion-error/index.d.ts
@@ -0,0 +1,27 @@
+interface Result {
+  name: "AssertionError" | "AssertionResult";
+  ok: boolean;
+  toJSON(...args: unknown[]): Record<string, unknown>;
+}
+
+declare class AssertionError<T> extends Error implements Result {
+  [key: string]: unknown
+  name: "AssertionError";
+  ok: false;
+  message: string;
+  // deno-lint-ignore ban-types
+  constructor(message: string, props?: T, ssf?: Function);
+  stack: string;
+  toJSON(stack?: boolean): Record<string, unknown>;
+}
+
+declare class AssertionResult<T> implements Result {
+  [key: string]: unknown
+  name: "AssertionResult";
+  ok: true;
+  message: string;
+  constructor(props?: T);
+  toJSON(): Record<string, unknown>;
+}
+
+export { AssertionError, AssertionResult, Result };