private _onElectricCharacterStandardBrackets(context: modes.ILineContext, offset: number): modes.IElectricAction {

		if (!this._richEditBrackets || this._richEditBrackets.brackets.length === 0) {
			return null;
		}

		let reversedBracketRegex = this._richEditBrackets.reversedRegex;

		let lineText = context.getLineContent();
		let tokenIndex = context.findIndexOfOffset(offset);
		let tokenStart = context.getTokenStartIndex(tokenIndex);
		let tokenEnd = offset + 1;

		var firstNonWhitespaceIndex = strings.firstNonWhitespaceIndex(context.getLineContent());
		if (firstNonWhitespaceIndex !== -1 && firstNonWhitespaceIndex < tokenStart) {
			return null;
		}

		if (!ignoreBracketsInToken(context.getTokenType(tokenIndex))) {
			let r = BracketsUtils.findPrevBracketInToken(reversedBracketRegex, 1, lineText, tokenStart, tokenEnd);
			if (r) {
				let text = lineText.substring(r.startColumn - 1, r.endColumn - 1);
				let isOpen = this._richEditBrackets.textIsOpenBracket[text];
				if (!isOpen) {
					return {
						matchOpenBracket: text
					};
				}
			}
		}

		return null;
	}

	private _onElectricAutoIndent(character: string, context: ScopedLineTokens, column: number): IElectricAction {

		if (!this._richEditBrackets || this._richEditBrackets.brackets.length === 0) {
			return null;
		}

		let tokenIndex = context.findTokenIndexAtOffset(column - 1);
		if (ignoreBracketsInToken(context.getStandardTokenType(tokenIndex))) {
			return null;
		}

		let reversedBracketRegex = this._richEditBrackets.reversedRegex;
		let text = context.getLineContent().substring(0, column - 1) + character;

		let r = BracketsUtils.findPrevBracketInToken(reversedBracketRegex, 1, text, 0, text.length);
		if (!r) {
			return null;
		}

		let bracketText = text.substring(r.startColumn - 1, r.endColumn - 1);
		bracketText = bracketText.toLowerCase();

		let isOpen = this._richEditBrackets.textIsOpenBracket[bracketText];
		if (isOpen) {
			return null;
		}

		return {
			matchOpenBracket: bracketText
		};
	}