Merge pull request #4570 from thornbill/prefer-starts-ends-with

Add prefer string starts/ends with eslint rule

.eslintrc.js

@@ -253,7 +253,8 @@ module.exports = {
                 'Windows': 'readonly'
             },
             rules: {
-                '@typescript-eslint/no-floating-promises': ['warn']
+                '@typescript-eslint/no-floating-promises': ['warn'],
+                '@typescript-eslint/prefer-string-starts-ends-with': ['error']
             }
         },
         // TypeScript source files

src/components/metadataEditor/metadataEditor.js

@@ -108,7 +108,7 @@ function getDateValue(form, element, property) {
         const parts = date.toISOString().split('T');
 
         // If the date is the same, preserve the time
-        if (parts[0].indexOf(val) === 0) {
+        if (parts[0].startsWith(val)) {
             const iso = parts[1];
 
             val += 'T' + iso;