src/vs/editor/standalone/browser/inspectTokens/inspectTokens.ts/InspectTokensWidget/_decodeMetadata
class InspectTokensWidget:	private _decodeMetadata(metadata: number): IDecodedMetadata {
		let colorMap = TokenizationRegistry.getColorMap()!;
		let languageId = TokenMetadata.getLanguageId(metadata);
		let tokenType = TokenMetadata.getTokenType(metadata);
		let fontStyle = TokenMetadata.getFontStyle(metadata);
		let foreground = TokenMetadata.getForeground(metadata);
		let background = TokenMetadata.getBackground(metadata);
		return {
			languageIdentifier: this._modeService.getLanguageIdentifier(languageId)!,
			tokenType: tokenType,
			fontStyle: fontStyle,
			foreground: colorMap[foreground],
			background: colorMap[background]
		};
	}