Struct SimpleExtensions 

pub struct SimpleExtensions { /* private fields */ }

Available on crate feature parse only.

The contents (types) in an ExtensionFile.

This structure stores and provides access to the individual objects defined in an ExtensionFile; SimpleExtensions represents the contents of an extensions file.

Currently, only the CustomTypes are included; any scalar, window, or aggregate functions are not yet included.

Implementations

impl SimpleExtensions

pub fn add_type( &mut self, custom_type: &CustomType, ) -> Result<(), SimpleExtensionsError>

Add a type to the context. Name must be unique.

pub fn has_type(&self, name: &str) -> bool

Check if a type with the given name exists in the context

pub fn get_type(&self, name: &str) -> Option<&CustomType>

Get a type by name from the context

pub fn types(&self) -> impl Iterator<Item = &CustomType>

Get an iterator over all types in the context

Trait Implementations

impl Clone for SimpleExtensions

fn clone(&self) -> SimpleExtensions

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for SimpleExtensions

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for SimpleExtensions

fn default() -> SimpleExtensions

Returns the “default value” for a type.