src/vs/editor/common/cursorCommon.ts/CursorConfiguration/electricChars
class CursorConfiguration:	public get electricChars() {
		if (!this._electricChars) {
			this._electricChars = {};
			const electricChars = this.languageConfigurationService.getLanguageConfiguration(this._languageId).electricCharacter?.getElectricCharacters();
			if (electricChars) {
				for (const char of electricChars) {
					this._electricChars[char] = true;
				}
			}
		}
		return this._electricChars;
	}