Struct CommandRegistry 

pub struct CommandRegistry { /* private fields */ }

A simple in-game console command registry.

Commands are registered with a name, description, and a handler function that accepts Vec<String> args and returns a String result (or an error string).

Implementations

impl CommandRegistry

pub fn new() -> Self

pub fn register( &mut self, name: impl Into<String>, description: impl Into<String>, handler: Box<dyn Fn(Vec<String>) -> String + Send + Sync>, )

Register a command with a name, description, and handler.

pub fn add_alias(&mut self, name: &str, alias: impl Into<String>)

Add an alias for an existing command.

pub fn unregister(&mut self, name: &str)

Unregister a command by name.

pub fn execute(&self, input: &str) -> Result<String, String>

Execute a raw input string. Parses the first token as the command name and the remainder as space-separated arguments.

pub fn completions(&self, prefix: &str) -> Vec<String>

Return all command names that start with prefix, sorted.

pub fn help_text(&self) -> String

Return a formatted help string for all registered commands.

pub fn len(&self) -> usize

Number of registered commands.

pub fn is_empty(&self) -> bool

Trait Implementations

impl Default for CommandRegistry

fn default() -> Self

Returns the “default value” for a type.