src/vs/editor/common/model/textModelTokens.ts/TextModelTokenization/forceTokenization
class TextModelTokenization:	public forceTokenization(lineNumber: number): void {
		const builder = new ContiguousMultilineTokensBuilder();
		this._updateTokensUntilLine(builder, lineNumber);
		this._tokenizationPart.setTokens(builder.finalize(), this._isTokenizationComplete());
	}