Merge pull request DSpace#2110 from atmire/add-json5-eslint-support

Added i18n ESLint support

Author: tdonohue

.editorconfig

@@ -15,3 +15,6 @@ trim_trailing_whitespace = false
 
 [*.ts]
 quote_type = single
+
+[*.json5]
+ij_json_keep_blank_lines_in_code = 3

.eslintrc.json

@@ -7,7 +7,8 @@
     "eslint-plugin-jsdoc",
     "eslint-plugin-deprecation",
     "unused-imports",
-    "eslint-plugin-lodash"
+    "eslint-plugin-lodash",
+    "eslint-plugin-jsonc"
   ],
   "overrides": [
     {
@@ -224,6 +225,42 @@
         "@angular-eslint/template/no-negated-async": "off",
         "@angular-eslint/template/eqeqeq": "off"
       }
+    },
+    {
+      "files": [
+        "*.json5"
+      ],
+      "extends": [
+        "plugin:jsonc/recommended-with-jsonc"
+      ],
+      "rules": {
+        "no-irregular-whitespace": "error",
+        "no-trailing-spaces": "error",
+        "jsonc/comma-dangle": [
+          "error",
+          "always-multiline"
+        ],
+        "jsonc/indent": [
+          "error",
+          2
+        ],
+        "jsonc/key-spacing": [
+          "error",
+          {
+            "beforeColon": false,
+            "afterColon": true,
+            "mode": "strict"
+          }
+        ],
+        "jsonc/no-dupe-keys": "off",
+        "jsonc/quotes": [
+          "error",
+          "double",
+          {
+            "avoidEscape": false
+          }
+        ]
+      }
     }
   ]
 }

angular.json

@@ -266,7 +266,8 @@
           "options": {
             "lintFilePatterns": [
               "src/**/*.ts",
-              "src/**/*.html"
+              "src/**/*.html",
+              "src/**/*.json5"
             ]
           }
         }

package.json

@@ -170,6 +170,7 @@
     "eslint-plugin-deprecation": "^1.3.2",
     "eslint-plugin-import": "^2.25.4",
     "eslint-plugin-jsdoc": "^39.6.4",
+    "eslint-plugin-jsonc": "^2.6.0",
     "eslint-plugin-lodash": "^7.4.0",
     "eslint-plugin-unused-imports": "^2.0.0",
     "express-static-gzip": "^2.1.5",