Add strict to tsconfig.json

Author: wooorm

index.js

@@ -97,7 +97,7 @@ export const isElement =
         throw new Error('Expected parent node')
       }
 
-      // @ts-ignore Looks like a node.
+      // @ts-expect-error Looks like a node.
       if (!node || !node.type || typeof node.type !== 'string') {
         return false
       }
@@ -196,7 +196,7 @@ function tagNameFactory(check) {
   return tagName
 
   /**
-   * @param {Node} node
+   * @param {unknown} node
    * @returns {boolean}
    */
   function tagName(node) {
@@ -213,11 +213,12 @@ function castFactory(check) {
 
   /**
    * @this {unknown}
-   * @param {Node} node
+   * @param {unknown} node
    * @param {Array.<unknown>} parameters
    * @returns {boolean}
    */
   function assertion(node, ...parameters) {
+    // @ts-expect-error: fine.
     return element(node) && Boolean(check.call(this, node, ...parameters))
   }
 }
@@ -231,9 +232,9 @@ function element(node) {
   return Boolean(
     node &&
       typeof node === 'object' &&
-      // @ts-ignore Looks like a node.
+      // @ts-expect-error Looks like a node.
       node.type === 'element' &&
-      // @ts-ignore Looks like an element.
+      // @ts-expect-error Looks like an element.
       typeof node.tagName === 'string'
   )
 }

test.js

@@ -12,7 +12,7 @@ test('isElement', (t) => {
 
   t.throws(
     () => {
-      // @ts-ignore runtime.
+      // @ts-expect-error runtime.
       isElement(null, true)
     },
     /Expected function, string, or array as test/,
@@ -178,7 +178,7 @@ test('isElement', (t) => {
 
     st.throws(
       () => {
-        // @ts-ignore runtime.
+        // @ts-expect-error runtime.
         isElement(root.children[0], () => {}, false)
       },
       /Expected positive finite index for child node/,
@@ -203,7 +203,7 @@ test('isElement', (t) => {
 
     st.throws(
       () => {
-        // @ts-ignore runtime.
+        // @ts-expect-error runtime.
         isElement(root.children[0], () => {}, 0, true)
       },
       /Expected parent node/,
@@ -212,7 +212,7 @@ test('isElement', (t) => {
 
     st.throws(
       () => {
-        // @ts-ignore runtime.
+        // @ts-expect-error runtime.
         isElement(root.children[0], () => {}, 0, {type: 'root'})
       },
       /Expected parent node/,

tsconfig.json

@@ -10,6 +10,7 @@
     "declaration": true,
     "emitDeclarationOnly": true,
     "allowSyntheticDefaultImports": true,
-    "skipLibCheck": true
+    "skipLibCheck": true,
+    "strict": true
   }
 }