vscode/extensions/json/language-configuration.json

{
	"comments": {
		"lineComment": "//",
		"blockComment": [ "/*", "*/" ]
	},
	"brackets": [
		["{", "}"],
		["[", "]"]
	],
	"autoClosingPairs": [
		{ "open": "{", "close": "}", "notIn": ["string"] },
		{ "open": "[", "close": "]", "notIn": ["string"] },
		{ "open": "(", "close": ")", "notIn": ["string"] },
		{ "open": "'", "close": "'", "notIn": ["string"] },
		{ "open": "\"", "close": "\"", "notIn": ["string", "comment"] },
		{ "open": "`", "close": "`", "notIn": ["string", "comment"] }
	]
}