readme and a deno format

README.md

@@ -47,6 +47,13 @@ const apiKey = getEnv("API_KEY");
 console.log(`Home directory: ${getEnv("HOME")}`);
 ```
 
+Get variable or throw error if not set.
+
+```javascript
+// Will throw an UndefinedEnvironmentError error if variable is unset.
+const dbUri = requireEnv("DB_URI");
+```
+
 Simple set example.
 
 ```javascript

deno.jsonc

@@ -1,10 +1,10 @@
 {
     "name": "@cross/env",
-    "version": "0.2.1",
+    "version": "0.2.2",
     "exports": "./mod.ts",
 
     "tasks": {
-        "test": "deno test --allow-env ./tests/deno.ts",
+        "test": "deno test --allow-env --allow-read ./tests/deno.ts",
         "publish": "deno publish --config jsr.jsonc",
         "publish-dry": "deno publish --dry-run --config jsr.jsonc"
     },

mod.ts

@@ -4,7 +4,13 @@
  *                retrieving environment variables across Deno, Bun and Node.js
  */
 
-import { EnvOptions, UndefinedEnvironmentError, UnsupportedEnvironmentError, ValidationError, ValidatorFunction } from "./lib/helpers.ts";
+import {
+    EnvOptions,
+    UndefinedEnvironmentError,
+    UnsupportedEnvironmentError,
+    ValidationError,
+    ValidatorFunction,
+} from "./lib/helpers.ts";
 import { deepMerge } from "@cross/deepmerge";
 import { getCurrentRuntime } from "@cross/runtime";
 import { loadEnvFile } from "./lib/filehandler.ts";

tests/deno.ts

@@ -49,7 +49,7 @@ Deno.test({
 Deno.test({
     name: "requireEnv() throws for nonexistant keys",
     fn: () => {
-        assertThrows(() => requireEnv("TEST_KEY_NONEXISTANT"), "TEST_KEY_NONEXISTANT not defined in environment.")
+        assertThrows(() => requireEnv("TEST_KEY_NONEXISTANT"), "TEST_KEY_NONEXISTANT not defined in environment.");
     },
 });