fix(#449): fix empty string serialization in yaml (#452)

Author: valeriocomo

.devcontainer/devcontainer.json

@@ -29,6 +29,7 @@
 				"github.vscode-pull-request-github",
 				"github.vscode-github-actions",
 				"golang.go",
+				"firsttris.vscode-jest-runner",
 				"waderyan.gitblame"
 			]
 		}

src/app/lib/utils.ts

@@ -1,8 +1,7 @@
-import linter from "../linter";
+import { useEffect, useState } from "react";
 import YAML from "yaml";
 import PublicCode from "../contents/publiccode";
-import { useEffect } from "react";
-import { useState } from "react";
+import linter from "../linter";
 
 export function parseYaml(yaml: string): PublicCode | null {
   return yaml ? (YAML.parse(yaml) as PublicCode) : null;

src/app/linter.ts src/app/linter/index.tssrc/app/linter.ts renamed to src/app/linter/index.ts

@@ -1,14 +1,9 @@
 import {
   clone,
   cloneDeep,
-  isArray,
-  isEmpty,
   isEqual,
-  isObjectLike,
-  isUndefined,
-  mapValues,
+  mapValues
 } from "lodash";
-
 import PublicCode, {
   Description,
   Italy,
@@ -20,7 +15,8 @@ import PublicCode, {
   defaultItaly,
   defaultPiattaforme,
   defaultRiuso,
-} from "./contents/publiccode";
+} from "../contents/publiccode";
+import { removeEmpty } from "./remove-empty";
 
 function sortDescription({
   genericName,
@@ -104,8 +100,8 @@ export default function linter({
     },
     dependsOn: dependsOn
       ? mapValues(dependsOn, (v) =>
-          v ? v.map((d) => sortAs(defaultDependency, d)) : undefined
-        )
+        v ? v.map((d) => sortAs(defaultDependency, d)) : undefined
+      )
       : undefined,
     it:
       it === undefined || isEqual(removeEmpty(it), defaultItaly)
@@ -116,24 +112,6 @@ export default function linter({
   return removeEmpty(sortedPC);
 }
 
-function removeEmpty<T>(obj: T): T {
-  if (typeof obj !== "object") return obj;
-
-  const ret = obj;
-
-  for (const key in ret) {
-    const val = removeEmpty(ret[key]);
-    if (
-      ((isArray(val) || isObjectLike(val)) && isEmpty(val)) ||
-      isUndefined(val)
-    ) {
-      delete ret[key];
-    }
-  }
-
-  return ret;
-}
-
 function lintItaly({
   countryExtensionVersion,
   conforme,