fix: removed wrapping of env[key]

Author: niftylettuce

README.md

@@ -145,7 +145,7 @@ The defaults are listed below:
 [MIT](LICENSE) © Nick Baugh
 
 
-## 
+##
 
 [lad]: https://lad.js.org
 

package.json

@@ -19,29 +19,29 @@
     "Nick Baugh <[email protected]> (http://niftylettuce.com)"
   ],
   "dependencies": {
-    "debug": "^4.1.1",
+    "debug": "^4.3.1",
     "is-string-and-not-blank": "^0.0.2"
   },
   "devDependencies": {
-    "@babel/cli": "^7.11.6",
-    "@babel/core": "^7.11.6",
-    "@babel/preset-env": "^7.11.5",
-    "@commitlint/cli": "^9.1.2",
-    "@commitlint/config-conventional": "^9.1.2",
-    "ava": "^3.12.1",
-    "codecov": "^3.7.2",
-    "cross-env": "^7.0.2",
+    "@babel/cli": "^7.12.16",
+    "@babel/core": "^7.12.16",
+    "@babel/preset-env": "^7.12.16",
+    "@commitlint/cli": "^11.0.0",
+    "@commitlint/config-conventional": "^11.0.0",
+    "ava": "^3.15.0",
+    "codecov": "^3.8.1",
+    "cross-env": "^7.0.3",
     "dotenv": "^8.2.0",
-    "eslint": "^7.8.1",
-    "eslint-config-xo-lass": "^1.0.3",
+    "eslint": "^7.19.0",
+    "eslint-config-xo-lass": "^1.0.5",
     "eslint-plugin-node": "^11.1.0",
-    "fixpack": "^3.0.6",
-    "husky": "^4.3.0",
-    "lint-staged": "^10.3.0",
+    "fixpack": "^4.0.0",
+    "husky": "^5.0.9",
+    "lint-staged": "^10.5.4",
     "nyc": "^15.1.0",
-    "remark-cli": "^8.0.1",
-    "remark-preset-github": "^3.0.0",
-    "xo": "^0.33.1"
+    "remark-cli": "^9.0.0",
+    "remark-preset-github": "^4.0.1",
+    "xo": "^0.37.1"
   },
   "engines": {
     "node": ">= 8.3.0"

src/index.js

@@ -14,22 +14,20 @@ module.exports = (env, options) => {
 
   for (const key of Object.keys(env)) {
     debug(`key "${key}" before type was ${typeof env[key]}`);
-    if (env[key]) {
-      if (envOptions.ignoreFunctions && typeof env[key] === 'function') {
-        debug(
-          `key "${key}" was a function so it is being ignored due to ignoreFunctions: true`
-        );
-        continue;
-      }
+    if (envOptions.ignoreFunctions && typeof env[key] === 'function') {
+      debug(
+        `key "${key}" was a function so it is being ignored due to ignoreFunctions: true`
+      );
+      continue;
+    }
 
-      parsed[key] = parseKey(env[key], key);
-      debug(`key "${key}" after type was ${typeof parsed[key]}`);
-      if (envOptions.assignToProcessEnv === true) {
-        if (envOptions.overrideProcessEnv === true) {
-          process.env[key] = parsed[key] || process.env[key];
-        } else {
-          process.env[key] = process.env[key] || parsed[key];
-        }
+    parsed[key] = parseKey(env[key], key);
+    debug(`key "${key}" after type was ${typeof parsed[key]}`);
+    if (envOptions.assignToProcessEnv === true) {
+      if (envOptions.overrideProcessEnv === true) {
+        process.env[key] = parsed[key] || process.env[key];
+      } else {
+        process.env[key] = process.env[key] || parsed[key];
       }
     }
   }
@@ -82,7 +80,7 @@ function parseKey(value, key) {
     debug(`key ${key} parsed as an Array`);
     return value
       .split(',')
-      .filter(function (string) {
+      .filter((string) => {
         return string !== '';
       })
       .map((string) => parseKey(string));