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//! ref: composer/vendor/symfony/console/Helper/HelperSet.php
use crate::symfony::console::command::command::Command;
use crate::symfony::console::exception::invalid_argument_exception::InvalidArgumentException;
use crate::symfony::console::helper::helper_interface::HelperInterface;
use indexmap::IndexMap;
use std::cell::RefCell;
use std::rc::Rc;
/// HelperSet represents a set of helpers to be used with a command.
///
/// @implements \IteratorAggregate<string, Helper>
#[derive(Debug, Default, Clone)]
pub struct HelperSet {
helpers: IndexMap<String, Rc<RefCell<dyn HelperInterface>>>,
command: Option<Rc<RefCell<dyn Command>>>,
}
impl HelperSet {
/// @param Helper[] $helpers An array of helper
pub fn new(
this: &Rc<RefCell<HelperSet>>,
helpers: IndexMap<HelperSetKey, Rc<RefCell<dyn HelperInterface>>>,
) {
for (alias, helper) in helpers {
let alias = match alias {
HelperSetKey::Int(_) => None,
HelperSetKey::String(alias) => Some(alias),
};
Self::set(this, helper, alias.as_deref());
}
}
pub fn set(
this: &Rc<RefCell<HelperSet>>,
helper: Rc<RefCell<dyn HelperInterface>>,
alias: Option<&str>,
) {
let name = helper.borrow().get_name();
this.borrow_mut().helpers.insert(name, helper.clone());
if let Some(alias) = alias {
this.borrow_mut()
.helpers
.insert(alias.to_string(), helper.clone());
}
helper.borrow_mut().set_helper_set(Some(this.clone()));
}
/// Returns true if the helper if defined.
pub fn has(&self, name: &str) -> bool {
self.helpers.contains_key(name)
}
/// Gets a helper value.
///
/// @throws InvalidArgumentException if the helper is not defined
pub fn get(
&self,
name: &str,
) -> Result<Rc<RefCell<dyn HelperInterface>>, InvalidArgumentException> {
if !self.has(name) {
return Err(InvalidArgumentException(
shirabe_php_shim::InvalidArgumentException {
message: format!(
"The helper \"{}\" is not defined.",
shirabe_php_shim::PhpMixed::String(name.to_string()),
),
code: 0,
},
));
}
Ok(self.helpers[name].clone())
}
/// @deprecated since Symfony 5.4
pub fn set_command(&mut self, command: Option<Rc<RefCell<dyn Command>>>) {
shirabe_php_shim::trigger_deprecation(
"symfony/console",
"5.4",
"Method \"%s()\" is deprecated.",
"HelperSet::setCommand",
);
self.command = command;
}
/// Gets the command associated with this helper set.
///
/// @deprecated since Symfony 5.4
pub fn get_command(&self) -> Option<Rc<RefCell<dyn Command>>> {
shirabe_php_shim::trigger_deprecation(
"symfony/console",
"5.4",
"Method \"%s()\" is deprecated.",
"HelperSet::getCommand",
);
self.command.clone()
}
/// @return \Traversable<string, Helper>
pub fn get_iterator(
&self,
) -> impl Iterator<Item = (&String, &Rc<RefCell<dyn HelperInterface>>)> {
self.helpers.iter()
}
}
/// PHP array keys are either integers or strings; the HelperSet constructor
/// distinguishes them via `\is_int($alias)`.
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub enum HelperSetKey {
Int(i64),
String(String),
}
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