src/vs/editor/common/model/bracketPairsTextModelPart/bracketPairsTree/tokenizer.ts/TextBufferTokenizer/constructor
class TextBufferTokenizer:	constructor(
		private readonly textModel: ITokenizerSource,
		private readonly bracketTokens: LanguageAgnosticBracketTokens
	) {
		this.textBufferLineCount = textModel.getLineCount();
		this.textBufferLastLineLength = textModel.getLineLength(this.textBufferLineCount);
	}