From b82461ddb734bbc572daf6331b6b9891449565eb Mon Sep 17 00:00:00 2001
From: KazariEX <1364035137@qq.com>
Date: Mon, 23 Dec 2024 00:22:13 +0800
Subject: [PATCH] refactor(language-core): use non-null assertion instead of
 `__VLS_nonNullable`

---
 packages/language-core/lib/codegen/globalTypes.ts             | 1 -
 packages/language-core/lib/codegen/template/element.ts        | 4 ++--
 .../language-core/lib/codegen/template/elementChildren.ts     | 2 +-
 3 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/packages/language-core/lib/codegen/globalTypes.ts b/packages/language-core/lib/codegen/globalTypes.ts
index d34f4e924a..ac0a213671 100644
--- a/packages/language-core/lib/codegen/globalTypes.ts
+++ b/packages/language-core/lib/codegen/globalTypes.ts
@@ -133,7 +133,6 @@ export function generateGlobalTypes(lib: string, target: number, strictTemplates
 			: __VLS_unknownDirective;
 	function __VLS_withScope<T, K>(ctx: T, scope: K): ctx is T & K;
 	function __VLS_makeOptional<T>(t: T): { [K in keyof T]?: T[K] };
-	function __VLS_nonNullable<T>(t: T): T extends null | undefined ? never : T;
 	function __VLS_asFunctionalComponent<T, K = T extends new (...args: any) => any ? InstanceType<T> : unknown>(t: T, instance?: K):
 		T extends new (...args: any) => any
 		? (props: ${fnPropsType}, ctx?: any) => __VLS_Element & { __ctx?: {
diff --git a/packages/language-core/lib/codegen/template/element.ts b/packages/language-core/lib/codegen/template/element.ts
index eeded19b4b..9fbeccca69 100644
--- a/packages/language-core/lib/codegen/template/element.ts
+++ b/packages/language-core/lib/codegen/template/element.ts
@@ -512,7 +512,7 @@ function* generateComponentSlot(
 			`__VLS_thisSlot`
 		);
 	}
-	yield `} = __VLS_nonNullable(${componentCtxVar}.slots)${endOfLine}`;
+	yield `} = ${componentCtxVar}.slots!${endOfLine}`;
 
 	if (slotDir?.exp?.type === CompilerDOM.NodeTypes.SIMPLE_EXPRESSION) {
 		const slotAst = createTsAst(options.ts, slotDir, `(${slotDir.exp.content}) => {}`);
@@ -559,7 +559,7 @@ function* generateComponentSlot(
 		isStatic = slotDir.arg.isStatic;
 	}
 	if (isStatic && slotDir && !slotDir.arg) {
-		yield `__VLS_nonNullable(${componentCtxVar}.slots)['`;
+		yield `${componentCtxVar}.slots!['`;
 		yield [
 			'',
 			'template',
diff --git a/packages/language-core/lib/codegen/template/elementChildren.ts b/packages/language-core/lib/codegen/template/elementChildren.ts
index 0ebbb8e71c..b998b79451 100644
--- a/packages/language-core/lib/codegen/template/elementChildren.ts
+++ b/packages/language-core/lib/codegen/template/elementChildren.ts
@@ -29,7 +29,7 @@ export function* generateElementChildren(
 		&& node.tagType !== CompilerDOM.ElementTypes.TEMPLATE
 	) {
 		ctx.usedComponentCtxVars.add(componentCtxVar);
-		yield `__VLS_nonNullable(${componentCtxVar}.slots).`;
+		yield `${componentCtxVar}.slots!.`;
 		yield* wrapWith(
 			node.children[0].loc.start.offset,
 			node.children[node.children.length - 1].loc.end.offset,