get first char with string.prototype.charAt

progfay · progfay · commit 0939027a039a · 2025-11-23T19:45:50.000+09:00
diff --git a/src/block/node/CommandLineNode.ts b/src/block/node/CommandLineNode.ts
@@ -14,7 +14,7 @@ const createCommandLineNode: NodeCreator<CommandLineNode | PlainNode> = (
 		return createPlainNode(raw);
 	}
 
-	const symbol = raw[0] ?? "";
+	const symbol = raw.charAt(0);
 	const text = raw.substring(2);
 
 	return [

Original file line number	Diff line number	Diff line change
`@@ -14,7 +14,7 @@ const createCommandLineNode: NodeCreator<CommandLineNode \| PlainNode> = (`
`14`	`14`	`return createPlainNode(raw);`
`15`	`15`	`}`
`16`	`16`
`17`		`- const symbol = raw[0] ?? "";`
	`17`	`+ const symbol = raw.charAt(0);`
`18`	`18`	`const text = raw.substring(2);`
`19`	`19`
`20`	`20`	`return [`