forked from extern/nushell
352 lines
11 KiB
XML
352 lines
11 KiB
XML
// #[doc(hidden)]
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// #[macro_export]
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// macro_rules! command {
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// (
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// Named { $export:tt $args:ident $body:block }
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// Positional { $($number:tt)* }
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// Rest {}
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// Signature {
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// name: $config_name:tt,
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// mandatory_positional: vec![ $($mandatory_positional:tt)* ],
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// optional_positional: vec![ $($optional_positional:tt)* ],
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// rest_positional: $rest_positional:tt,
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// named: {
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// $(
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// ($named_param:tt : $named_type:ty : $named_kind:tt)
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// )*
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// }
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// }
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// Function {
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// $( ( $param_name:tt : $param_type:tt ) )*
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// }
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// Extract {
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// $($extract:tt)*
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// }
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// ) => {
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// #[allow(non_camel_case_types)]
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// pub struct $export;
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// impl Command for $export {
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// fn run(&self, $args: CommandArgs) -> Result<OutputStream, ShellError> {
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// fn command($args: EvaluatedCommandArgs, ( $($param_name),*, ): ( $($param_type),*, )) -> Result<OutputStream, ShellError> {
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// let output = $body;
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// Ok(output.to_action_stream())
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// }
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// let $args = $args.evaluate_once(registry)?;
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// let tuple = ( $($extract ,)* );
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// command( $args, tuple )
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// }
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// fn name(&self) -> &str {
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// stringify!($config_name)
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// }
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// fn config(&self) -> $nu_parser::registry::Signature {
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// $nu_parser::registry::Signature {
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// name: self.name().to_string(),
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// positional: vec![$($mandatory_positional)*],
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// rest_positional: false,
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// is_filter: false,
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// is_sink: false,
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// named: {
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// use $nu_parser::registry::NamedType;
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// #[allow(unused_mut)]
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// let mut named: indexmap::IndexMap<String, NamedType> = indexmap::IndexMap::new();
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// $(
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// named.insert(stringify!($named_param).to_string(), $nu_parser::registry::NamedType::$named_kind);
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// )*
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// named
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// }
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// }
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// }
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// }
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// };
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// // switch
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// (
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// Named { $export:tt $args:ident $body:block }
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// Positional { $($positional_count:tt)* }
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// Rest { -- $param_name:ident : Switch , $($rest:tt)* }
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// Signature {
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// name: $config_name:tt,
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// mandatory_positional: vec![ $($mandatory_positional:tt)* ],
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// optional_positional: vec![ $($optional_positional:tt)* ],
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// rest_positional: $rest_positional:tt,
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// named: {
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// $($config_named:tt)*
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// }
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// }
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// Function {
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// $($function:tt)*
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// }
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// Extract {
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// $($extract:tt)*
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// }
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// ) => {
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// command!(
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// Named { $export $args $body }
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// Positional { $($positional_count)* + 1 }
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// Rest { $($rest)* }
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// Signature {
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// name: $config_name,
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// mandatory_positional: vec![ $($mandatory_positional)* ],
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// optional_positional: vec![ $($optional_positional)* ],
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// rest_positional: $rest_positional,
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// named: {
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// $($config_named)*
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// ($param_name : Switch : Switch)
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// }
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// }
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// Function {
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// $($function)* ($param_name : Switch)
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// }
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// Extract {
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// $($extract)* {
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// use std::convert::TryInto;
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// $args.get(stringify!($param_name)).try_into()?
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// }
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// }
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// );
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// };
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// // mandatory named arguments
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// (
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// Named { $export:tt $args:ident $body:block }
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// Positional { $($positional_count:tt)* }
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// Rest { -- $param_name:ident : $param_kind:ty , $($rest:tt)* }
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// Signature {
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// name: $config_name:tt,
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// mandatory_positional: vec![ $($mandatory_positional:tt)* ],
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// optional_positional: vec![ $($optional_positional:tt)* ],
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// rest_positional: $rest_positional:tt,
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// named: {
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// $($config_named:tt)*
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// }
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// }
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// Function {
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// $($function:tt)*
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// }
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// Extract {
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// $($extract:tt)*
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// }
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// ) => {
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// command!(
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// Named { $export $args $body }
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// Positional { $($positional_count)* + 1 }
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// Rest { $($rest)* }
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// Signature {
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// name: $config_name,
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// mandatory_positional: vec![ $($mandatory_positional)* ],
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// optional_positional: vec![ $($optional_positional)* ],
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// rest_positional: $rest_positional,
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// named: {
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// $($config_named)*
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// ($param_name : Mandatory(NamedValue::Single))
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// }
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// }
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// Function {
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// $($function)* ($param_name : $param_kind)
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// }
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// Extract {
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// $($extract)* {
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// use std::convert::TryInto;
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// $args.get(stringify!($param_name)).try_into()?
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// }
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// }
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// );
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// };
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// // optional named arguments
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// (
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// Named { $export:tt $args:ident $body:block }
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// Positional { $($positional_count:tt)* }
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// Rest { -- $param_name:ident ? : $param_kind:ty , $($rest:tt)* }
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// Signature {
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// name: $config_name:tt,
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// mandatory_positional: vec![ $($mandatory_positional:tt)* ],
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// optional_positional: vec![ $($optional_positional:tt)* ],
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// rest_positional: $rest_positional:tt,
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// named: {
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// $($config_named:tt)*
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// }
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// }
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// Function {
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// $($function:tt)*
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// }
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// Extract {
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// $($extract:tt)*
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// }
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// ) => {
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// command!(
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// Named { $export $args $body }
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// Positional { $($positional_count)* + 1 }
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// Rest { $($rest)* }
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// Signature {
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// name: $config_name,
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// mandatory_positional: vec![ $($mandatory_positional)* ],
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// optional_positional: vec![ $($optional_positional)* ],
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// rest_positional: $rest_positional,
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// named: {
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// $($config_named)*
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// ($param_name : Optional(NamedValue::Single))
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// }
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// }
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// Function {
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// $($function)* ($param_name : $param_kind)
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// }
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// Extract {
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// $($extract)* {
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// use std::convert::TryInto;
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// $args.get(stringify!($param_name)).try_into()?
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// }
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// }
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// );
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// };
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// // mandatory positional block
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// (
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// Named { $export:ident $args:ident $body:block }
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// Positional { $($positional_count:tt)* }
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// Rest { $param_name:ident : Block , $($rest:tt)* }
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// Signature {
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// name: $config_name:tt,
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// mandatory_positional: vec![ $($mandatory_positional:tt)* ],
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// optional_positional: vec![ $($optional_positional:tt)* ],
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// rest_positional: $rest_positional:tt,
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// named: {
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// $($config_named:tt)*
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// }
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// }
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// Function {
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// $($function:tt)*
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// }
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// Extract {
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// $($extract:tt)*
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// }
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// ) => {
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// command!(
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// Named { $export $args $body }
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// Positional { $($positional_count)* + 1 }
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// Rest { $($rest)* }
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// Signature {
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// name: $config_name,
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// mandatory_positional: vec![ $($mandatory_positional)* $nu_parser::registry::PositionalType::mandatory_block(
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// stringify!($param_name)
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// ), ],
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// optional_positional: vec![ $($optional_positional)* ],
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// rest_positional: $rest_positional,
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// named: {
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// $($config_named)*
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// }
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// }
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// Function {
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// $($function)* ($param_name : Block)
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// }
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// Extract {
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// $($extract:tt)* {
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// use $nu_data::types::ExtractType;
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// let value = $args.expect_nth($($positional_count)*)?;
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// Block::extract(value)?
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// }
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// }
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// );
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// };
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// // mandatory positional argument
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// (
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// Named { $export:ident $args:ident $body:block }
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// Positional { $($positional_count:tt)* }
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// Rest { $param_name:ident : $param_kind:ty , $($rest:tt)* }
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// Signature {
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// name: $config_name:tt,
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// mandatory_positional: vec![ $($mandatory_positional:tt)* ],
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// optional_positional: vec![ $($optional_positional:tt)* ],
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// rest_positional: $rest_positional:tt,
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// named: {
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// $($config_named:tt)*
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// }
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// }
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// Function {
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// $($function:tt)*
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// }
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// Extract {
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// $($extract:tt)*
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// }
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// ) => {
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// command!(
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// Named { $export $args $body }
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// Positional { $($positional_count)* + 1 }
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// Rest { $($rest)* }
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// Signature {
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// name: $config_name,
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// mandatory_positional: vec![ $($mandatory_positional)* $nu_parser::registry::PositionalType::mandatory(
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// stringify!($param_name), <$param_kind>::syntax_type()
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// ), ],
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// optional_positional: vec![ $($optional_positional)* ],
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// rest_positional: $rest_positional,
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// named: {
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// $($config_named)*
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// }
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// }
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// Function {
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// $($function)* ($param_name : $param_kind)
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// }
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// Extract {
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// $($extract:tt)* {
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// use $nu_data::types::ExtractType;
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// let value = $args.expect_nth($($positional_count)*)?;
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// <$param_kind>::extract(&value)?
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// }
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// }
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// );
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// };
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// ($export:ident as $config_name:tt ( $args:ident , $($command_rest:tt)* ) $body:block) => {
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// command!(
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// Named { $export $args $body }
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// Positional { 0 }
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// Rest { $($command_rest)* }
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// Signature {
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// name: $config_name,
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// mandatory_positional: vec![],
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// optional_positional: vec![],
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// rest_positional: false,
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// named: {}
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// }
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// Function {
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// }
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// Extract {
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// }
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// );
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// };
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// }
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