chore: update format, lint, & pre-commit scripts; fix lint error

package.json

@@ -14,6 +14,7 @@
     "cli": "node ./packages/core/cli/index.js",
     "test": "vitest --run",
     "lint": "eslint . --config eslint.config.mjs --cache",
+    "lint:fix": "eslint . --config eslint.config.mjs --fix",
     "check": "npm run format && npm run lint",
     "format": "prettier . --write",
     "prepare": "husky"
@@ -35,11 +36,11 @@
   },
   "lint-staged": {
     "*.{js,ts,mjs,cjs,json,.*rc}": [
-      "npx prettier --write",
-      "npx eslint --fix"
+      "npm run format",
+      "npm run lint:fix"
     ],
     "*.json": [
-      "npx prettier --write"
+      "npm run format"
     ]
   }
 }

packages/core/src/runtime/inject-fragments.mjs

@@ -65,7 +65,7 @@ function replaceSlots(fragmentNode, node) {
     if (n.type === ELEMENT_NODE && n.name === 'slot') {
       // find node child with same name attribute
       const currentSlotName = n.attributes?.['name'] ?? null
-      let nodeChildren = []
+      let nodeChildren
 
       if (currentSlotName === null) {
         nodeChildren = node.children.filter(
@@ -78,7 +78,11 @@ function replaceSlots(fragmentNode, node) {
         })
       }
 
-      if (nodeChildren.length > 0 && !containsAll(slotted, nodeChildren)) {
+      if (
+        nodeChildren &&
+        nodeChildren.length > 0 &&
+        !containsAll(slotted, nodeChildren)
+      ) {
         slotted = [...slotted, ...nodeChildren]
         const index = n.parent.children.indexOf(n)
         n.parent.children.splice(index, 1, ...nodeChildren)