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|
//! ref: composer/src/Composer/DependencyResolver/MultiConflictRule.php
use shirabe_php_shim::PhpMixed;
use crate::dependency_resolver::Request;
use crate::dependency_resolver::RuleLiterals;
use crate::dependency_resolver::{ReasonData, Rule, RuleBase};
use anyhow::Result;
use shirabe_php_shim::{PHP_VERSION_ID, RuntimeException, hash_raw};
#[derive(Debug)]
pub struct MultiConflictRule {
inner: RuleBase,
pub(crate) literals: Vec<i64>,
}
impl MultiConflictRule {
pub fn new(
mut literals: Vec<i64>,
reason: shirabe_php_shim::PhpMixed,
reason_data: shirabe_php_shim::PhpMixed,
) -> Result<Self> {
if literals.len() < 3 {
return Err(RuntimeException {
message: "multi conflict rule requires at least 3 literals".to_string(),
code: 0,
}
.into());
}
// sort all packages ascending by id
literals.sort();
Ok(Self {
inner: RuleBase::new(reason.as_int().unwrap_or(0), ReasonData::from(reason_data)),
literals,
})
}
pub fn get_literals(&self) -> &Vec<i64> {
&self.literals
}
pub fn get_hash(&self) -> Result<i64> {
let joined = self
.literals
.iter()
.map(|l| l.to_string())
.collect::<Vec<_>>()
.join(",");
let algo = if PHP_VERSION_ID > 80100 {
"xxh3"
} else {
"sha1"
};
let binary = hash_raw(algo, &format!("c:{}", joined));
let data = shirabe_php_shim::unpack("ihash", &binary);
match data {
Some(map) => {
if let Some(val) = map.get("hash") {
Ok(val.as_int().unwrap_or(0))
} else {
Err(RuntimeException {
message: format!("Failed unpacking: {}", joined),
code: 0,
}
.into())
}
}
None => Err(RuntimeException {
message: format!("Failed unpacking: {}", joined),
code: 0,
}
.into()),
}
}
pub fn equals(&self, rule: &dyn RuleLiterals) -> bool {
// PHP: if ($rule instanceof MultiConflictRule) { ... } return false;
// Phase A: instanceof check not representable via RuleLiterals trait; literals-only comparison used
self.literals == *rule.get_literals()
}
pub fn is_assertion(&self) -> bool {
false
}
pub fn disable(&mut self) -> Result<()> {
Err(RuntimeException {
message: "Disabling multi conflict rules is not possible. Please contact composer at https://github.com/composer/composer to let us debug what lead to this situation.".to_string(),
code: 0,
}.into())
}
}
impl RuleLiterals for MultiConflictRule {
fn get_literals(&self) -> &Vec<i64> {
&self.literals
}
fn is_multi_conflict_rule(&self) -> bool {
true
}
}
impl Rule for MultiConflictRule {
fn bitfield(&self) -> i64 {
todo!()
}
fn bitfield_mut(&mut self) -> &mut i64 {
todo!()
}
fn request(&self) -> Option<&Request> {
todo!()
}
fn request_mut(&mut self) -> Option<&mut Request> {
todo!()
}
fn reason_data(&self) -> Option<&ReasonData> {
todo!()
}
fn reason_data_mut(&mut self) -> Option<&mut ReasonData> {
todo!()
}
fn get_literals(&self) -> Vec<i64> {
todo!()
}
fn get_hash(&self) -> PhpMixed {
todo!()
}
fn equals(&self, rule: &dyn Rule) -> bool {
todo!()
}
fn is_assertion(&self) -> bool {
todo!()
}
fn as_multi_conflict(&self) -> Option<&MultiConflictRule> {
Some(self)
}
}
impl std::fmt::Display for MultiConflictRule {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
// TODO multi conflict?
write!(
f,
"{}",
if self.inner.is_disabled() {
"disabled(multi("
} else {
"(multi("
}
)?;
for (i, literal) in self.literals.iter().enumerate() {
if i != 0 {
write!(f, "|")?;
}
write!(f, "{}", literal)?;
}
write!(f, "))")
}
}
|
