SwiftDocCRenderBlockContentRenderBlockContent.CodeListingStructureRenderBlockContent.CodeListingA block of sample code.struct CodeListingTopicsInitializersinit(syntax: String?, code: [String], metadata: RenderContentMetadata?, options: RenderBlockContent.CodeBlockOptions?)Make a new CodeListing with the given data.Instance Propertiesvar code: [String]The lines of code inside the code block.var metadata: RenderContentMetadata?Additional metadata for this code block.var options: RenderBlockContent.CodeBlockOptions?Annotations for code blocksvar syntax: String?The language to use for syntax highlighting, if given.