Files
Starlight_Lancher_animation_up/packages/daedalus/src/modded.rs

986 lines
36 KiB
Rust

use crate::minecraft::{
Argument, ArgumentType, JavaVersion, Library, VersionInfo, VersionType,
};
use chrono::{DateTime, NaiveDateTime, Utc};
use serde::{Deserialize, Deserializer, Serialize};
use std::collections::{HashMap, HashSet};
/// The latest version of the format the fabric model structs deserialize to
pub const CURRENT_FABRIC_FORMAT_VERSION: usize = 1;
/// The latest version of the format the fabric model structs deserialize to
pub const CURRENT_FORGE_FORMAT_VERSION: usize = 3;
/// The latest version of the format the quilt model structs deserialize to
pub const CURRENT_QUILT_FORMAT_VERSION: usize = 2;
/// The latest version of the format the neoforge model structs deserialize to
pub const CURRENT_NEOFORGE_FORMAT_VERSION: usize = 1;
/// Current OptiFine manifest cache format.
pub const CURRENT_OPTIFINE_FORMAT_VERSION: usize = 1;
/// Current Cleanroom manifest cache format.
pub const CURRENT_CLEANROOM_FORMAT_VERSION: usize = 1;
/// Current LiteLoader manifest cache format.
pub const CURRENT_LITELOADER_FORMAT_VERSION: usize = 2;
/// Current Legacy Fabric manifest cache format.
pub const CURRENT_LEGACY_FABRIC_FORMAT_VERSION: usize = 1;
/// Current Babric manifest cache format.
pub const CURRENT_BABRIC_FORMAT_VERSION: usize = 2;
/// Metadata for locating and caching a loader manifest.
#[derive(Debug, Clone)]
pub struct LoaderManifestMetadata {
/// The canonical loader name used in launcher-meta paths.
pub loader: String,
/// The latest manifest format version for this loader.
pub format_version: usize,
/// The cache key that includes the loader format version.
pub cache_key: String,
/// Optional Minecraft version for game-scoped loader metadata.
pub game_version: Option<String>,
/// The fallback launcher-meta path to the manifest.
pub path: String,
}
/// Returns metadata for the latest manifest format for the provided loader.
pub fn loader_manifest_metadata(loader: &str) -> LoaderManifestMetadata {
let format_version = current_loader_manifest_format_version(loader);
let cache_key = format!("{loader}-v{format_version}");
let path = fallback_loader_manifest_path(loader);
LoaderManifestMetadata {
loader: loader.to_string(),
format_version,
cache_key,
game_version: None,
path,
}
}
/// Returns metadata for a loader manifest scoped to one Minecraft version.
pub fn loader_manifest_metadata_for_game(
loader: &str,
game_version: &str,
) -> LoaderManifestMetadata {
let mut metadata = loader_manifest_metadata(loader);
metadata.cache_key = format!("{}:{game_version}", metadata.cache_key);
metadata.game_version = Some(game_version.to_string());
metadata
}
/// Returns loader manifest metadata from a versioned cache key.
pub fn loader_manifest_metadata_from_cache_key(
cache_key: &str,
) -> LoaderManifestMetadata {
let (manifest_key, game_version) = cache_key
.split_once(':')
.map_or((cache_key, None), |(key, game_version)| {
(key, Some(game_version.to_string()))
});
if let Some((loader, format_version)) = manifest_key
.rsplit_once("-v")
.and_then(|(loader, version)| {
version
.parse::<usize>()
.ok()
.map(|version| (loader, version))
})
{
let path = fallback_loader_manifest_path(loader);
LoaderManifestMetadata {
loader: loader.to_string(),
format_version,
cache_key: cache_key.to_string(),
game_version,
path,
}
} else {
loader_manifest_metadata(cache_key)
}
}
fn current_loader_manifest_format_version(loader: &str) -> usize {
match loader {
"fabric" => CURRENT_FABRIC_FORMAT_VERSION,
"forge" => CURRENT_FORGE_FORMAT_VERSION,
"quilt" => CURRENT_QUILT_FORMAT_VERSION,
"neo" => CURRENT_NEOFORGE_FORMAT_VERSION,
"optifine" => CURRENT_OPTIFINE_FORMAT_VERSION,
"cleanroom" => CURRENT_CLEANROOM_FORMAT_VERSION,
"lite_loader" => CURRENT_LITELOADER_FORMAT_VERSION,
"legacy_fabric" => CURRENT_LEGACY_FABRIC_FORMAT_VERSION,
"babric" => CURRENT_BABRIC_FORMAT_VERSION,
_ => 0,
}
}
fn fallback_loader_manifest_path(loader: &str) -> String {
let format_version = match loader {
"quilt" => 1,
_ => 0,
};
format!("{loader}/v{format_version}/manifest.json")
}
/// The dummy replace string library names, inheritsFrom, and version names should be replaced with
pub const DUMMY_REPLACE_STRING: &str = "${modrinth.gameVersion}";
/// Returns whether a Minecraft version uses the unobfuscated distribution.
pub fn uses_unobfuscated_minecraft(game_version: &str) -> bool {
if let Some((year, snapshot)) = game_version.split_once('w') {
let snapshot = snapshot.as_bytes();
return year.parse::<u32>().is_ok_and(|year| year >= 26)
&& snapshot.len() >= 3
&& snapshot[..2].iter().all(u8::is_ascii_digit)
&& snapshot[2..].iter().all(u8::is_ascii_alphabetic);
}
let mut components = game_version.split('.');
let Some(major) = components
.next()
.and_then(|value| value.parse::<u32>().ok())
else {
return false;
};
let Some(minor) = components
.next()
.and_then(|value| value.parse::<u32>().ok())
else {
return false;
};
if components.any(|value| value.parse::<u32>().is_err()) {
return false;
}
major > 26 || (major == 26 && minor >= 1)
}
/// Removes loader libraries that are incompatible with the selected game version.
///
/// For Cleanroom the vanilla LWJGL 2 family is dropped: the
/// `org.lwjgl.lwjgl:lwjgl` binding (shares the `org.lwjgl` package with the
/// Cleanroom LWJGL 3 line), the natives-only carrier
/// `org.lwjgl.lwjgl:lwjgl-platform` (whose root-level extracted `lwjgl.dll` /
/// `liblwjgl.so` / `liblwjgl.dylib` would be what `System.loadLibrary("lwjgl")`
/// resolves first in the natives directory, while the Cleanroom LWJGL 3
/// natives are nested), and `org.lwjgl.lwjgl:lwjgl_util` at exactly
/// `2.9.4-nightly-20150209` (LWJGL 2 utility classes the LWJGL 3 port does
/// not provide; the version condition mirrors HMCL's `DefaultLauncher`
/// Cleanroom handling, which removes every classpath entry containing
/// `2.9.4-nightly-20150209`). HMCL itself never classpaths native jars and
/// its first-wins native extraction over self-contained official Cleanroom
/// manifests keeps the old LWJGL 2 native out of the natives directory, so
/// dropping the carrier is an Axolotl-side strengthening for merged
/// direct links, not an HMCL library rule. The vanilla JNA platform and the
/// Mojang ICU bundle are removed by the pre-existing Axolotl Cleanroom rule
/// (not HMCL logic): with Cleanroom's newer JNA line on the classpath the
/// 1.12.2-era `net.java.dev.jna:platform` and `com.ibm.icu:icu4j-core-mojang`
/// carry conflicting runtime-class versions. The Cleanroom LWJGL 3 line
/// (`org.lwjgl:lwjgl:3.4.1-unsafe`), `lwjglxx`, and the vanilla JNA core are
/// untouched.
pub fn normalize_loader_libraries(
loader: &str,
game_version: &str,
libraries: &mut Vec<Library>,
) -> Vec<String> {
let remove_fabric_intermediary =
loader == "fabric" && uses_unobfuscated_minecraft(game_version);
let remove_cleanroom_conflicts = loader == "cleanroom";
if !remove_fabric_intermediary && !remove_cleanroom_conflicts {
return Vec::new();
}
let mut removed = Vec::new();
libraries.retain(|library| {
let mut coordinates = library.name.split(':');
let group = coordinates.next();
let artifact = coordinates.next();
let version = coordinates.next();
let has_version = version.is_some();
let is_intermediary = remove_fabric_intermediary
&& group == Some("net.fabricmc")
&& artifact == Some("intermediary")
&& has_version;
let conflicts_with_cleanroom = remove_cleanroom_conflicts
&& has_version
&& (matches!(
(group, artifact),
(Some("org.lwjgl.lwjgl"), Some("lwjgl"))
| (Some("org.lwjgl.lwjgl"), Some("lwjgl-platform"))
| (Some("net.java.dev.jna"), Some("platform"))
| (Some("com.ibm.icu"), Some("icu4j-core-mojang"))
) || (group == Some("org.lwjgl.lwjgl")
&& artifact == Some("lwjgl_util")
&& version == Some("2.9.4-nightly-20150209")));
if is_intermediary || conflicts_with_cleanroom {
removed.push(library.name.clone());
}
!is_intermediary && !conflicts_with_cleanroom
});
removed
}
/// A data variable entry that depends on the side of the installation
#[derive(Serialize, Deserialize, Debug)]
pub struct SidedDataEntry {
/// The value on the client
pub client: String,
/// The value on the server
pub server: String,
}
fn deserialize_date<'de, D>(deserializer: D) -> Result<DateTime<Utc>, D::Error>
where
D: Deserializer<'de>,
{
let s = String::deserialize(deserializer)?;
serde_json::from_str::<DateTime<Utc>>(&format!("\"{s}\""))
.or_else(|_| {
NaiveDateTime::parse_from_str(&s, "%Y-%m-%dT%H:%M:%S%.f")
.map(|date| date.and_utc())
})
.map_err(serde::de::Error::custom)
}
#[derive(Serialize, Deserialize, Debug)]
#[serde(rename_all = "camelCase")]
/// A partial version returned by fabric meta
pub struct PartialVersionInfo {
/// The version ID of the version
pub id: String,
/// The version ID this partial version inherits from
pub inherits_from: String,
/// The time that the version was released
#[serde(deserialize_with = "deserialize_date")]
pub release_time: DateTime<Utc>,
/// The latest time a file in this version was updated
#[serde(deserialize_with = "deserialize_date")]
pub time: DateTime<Utc>,
#[serde(skip_serializing_if = "Option::is_none")]
/// The classpath to the main class to launch the game
pub main_class: Option<String>,
#[serde(skip_serializing_if = "Option::is_none")]
/// (Legacy) Arguments passed to the game
pub minecraft_arguments: Option<String>,
#[serde(skip_serializing_if = "Option::is_none")]
/// Arguments passed to the game or JVM
pub arguments: Option<HashMap<ArgumentType, Vec<Argument>>>,
/// Libraries that the version depends on
pub libraries: Vec<Library>,
#[serde(default, skip_serializing_if = "Option::is_none")]
/// Java runtime required by the loader profile, when it overrides Minecraft.
pub java_version: Option<JavaVersion>,
#[serde(rename = "type")]
/// The type of version
pub type_: VersionType,
#[serde(skip_serializing_if = "Option::is_none")]
/// (Forge-only)
pub data: Option<HashMap<String, SidedDataEntry>>,
#[serde(skip_serializing_if = "Option::is_none")]
/// (Forge-only) The list of processors to run after downloading the files
pub processors: Option<Vec<Processor>>,
}
/// A processor to be ran after downloading the files
#[derive(Serialize, Deserialize, Debug)]
pub struct Processor {
/// Maven coordinates for the JAR library of this processor.
pub jar: String,
/// Maven coordinates for all the libraries that must be included in classpath when running this processor.
pub classpath: Vec<String>,
/// Arguments for this processor.
pub args: Vec<String>,
#[serde(skip_serializing_if = "Option::is_none")]
/// Represents a map of outputs. Keys and values can be data values
pub outputs: Option<HashMap<String, String>>,
#[serde(skip_serializing_if = "Option::is_none")]
/// Which sides this processor shall be ran on.
/// Valid values: client, server, extract
pub sides: Option<Vec<String>>,
}
/// Merges a partial version into a complete one
pub fn merge_partial_version(
partial: PartialVersionInfo,
merge: VersionInfo,
) -> VersionInfo {
let merge_id = merge.id.clone();
let mut libraries = vec![];
// We skip duplicate libraries that exist already in the partial version
for mut lib in merge.libraries {
let lib_artifact = lib.name.rsplit_once(':').map(|x| x.0);
if let Some(lib_artifact) = lib_artifact {
if !partial.libraries.iter().any(|x| {
let target_artifact = x.name.rsplit_once(':').map(|x| x.0);
target_artifact == Some(lib_artifact) && x.include_in_classpath
}) {
libraries.push(lib);
} else {
lib.include_in_classpath = false;
}
} else {
libraries.push(lib);
}
}
let arguments = if let Some(partial_args) = partial.arguments {
if let Some(merge_args) = merge.arguments {
let mut new_map = HashMap::new();
fn argument_key(argument: &Argument) -> String {
serde_json::to_string(argument)
.unwrap_or_else(|_| format!("{argument:?}"))
}
fn add_keys(
new_map: &mut HashMap<ArgumentType, Vec<Argument>>,
args: HashMap<ArgumentType, Vec<Argument>>,
) {
for (type_, arguments) in args {
let existing = new_map.entry(type_).or_default();
let max_overlap = existing.len().min(arguments.len());
let overlap = (1..=max_overlap)
.rev()
.find(|&length| {
existing[existing.len() - length..]
.iter()
.map(argument_key)
.eq(arguments[..length]
.iter()
.map(argument_key))
})
.unwrap_or(0);
existing.extend(arguments.into_iter().skip(overlap));
}
}
add_keys(&mut new_map, merge_args);
add_keys(&mut new_map, partial_args);
Some(new_map)
} else {
Some(partial_args)
}
} else {
merge.arguments
};
let mut libraries = libraries
.into_iter()
.chain(partial.libraries)
.map(|mut library| {
library.name =
library.name.replace(DUMMY_REPLACE_STRING, &merge_id);
library
})
.collect::<Vec<_>>();
// Loader profiles may repeat a vanilla coordinate with a reduced
// description (Forge 1.16.x is a notable example: its duplicate LWJGL
// entry omits `natives` and `downloads.classifiers`). Merge metadata from
// duplicates before dropping them so native archives remain discoverable.
let mut merged_libraries = Vec::with_capacity(libraries.len());
for library in libraries {
if let Some(existing) = merged_libraries
.iter_mut()
.find(|existing: &&mut Library| existing.name == library.name)
{
existing.include_in_classpath |= library.include_in_classpath;
if existing.natives.is_none() {
existing.natives = library.natives.clone();
}
if let Some(downloads) = &library.downloads {
let existing_downloads =
existing.downloads.get_or_insert_with(|| downloads.clone());
if existing_downloads.artifact.is_none() {
existing_downloads.artifact = downloads.artifact.clone();
}
if existing_downloads.classifiers.is_none() {
existing_downloads.classifiers =
downloads.classifiers.clone();
}
}
if existing.extract.is_none() {
existing.extract = library.extract.clone();
}
} else {
merged_libraries.push(library);
}
}
libraries = merged_libraries;
VersionInfo {
arguments,
asset_index: merge.asset_index,
assets: merge.assets,
downloads: merge.downloads,
id: partial.id.replace(DUMMY_REPLACE_STRING, &merge_id),
java_version: partial.java_version.or(merge.java_version),
libraries,
logging: merge.logging,
main_class: if let Some(main_class) = partial.main_class {
main_class
} else {
merge.main_class
},
minecraft_arguments: partial
.minecraft_arguments
.or(merge.minecraft_arguments),
minimum_launcher_version: merge.minimum_launcher_version,
release_time: partial.release_time,
time: partial.time,
type_: partial.type_,
data: partial.data,
processors: partial.processors,
}
}
#[cfg(test)]
mod merge_tests {
use super::*;
use chrono::Utc;
use std::collections::HashMap;
fn library(name: &str) -> Library {
Library {
downloads: None,
extract: None,
name: name.to_string(),
url: None,
natives: None,
rules: None,
checksums: None,
include_in_classpath: true,
downloadable: true,
}
}
fn version_info() -> VersionInfo {
VersionInfo {
arguments: Some(HashMap::from([(
ArgumentType::Game,
vec![Argument::Normal("--demo".to_string())],
)])),
asset_index: serde_json::from_value(serde_json::json!({
"id": "legacy",
"sha1": "test",
"size": 0,
"totalSize": 0,
"url": "https://example.com/index.json"
}))
.unwrap(),
assets: "legacy".to_string(),
downloads: HashMap::new(),
id: "1.12.2-forge".to_string(),
java_version: None,
libraries: vec![
library("example:shared:1.0"),
library("example:base:1.0"),
],
logging: None,
main_class: "example.Main".to_string(),
minecraft_arguments: Some(
"--username ${auth_player_name} --gameDir ${game_directory}"
.to_string(),
),
minimum_launcher_version: 0,
release_time: Utc::now(),
time: Utc::now(),
type_: VersionType::Release,
data: None,
processors: None,
}
}
#[test]
fn merge_partial_version_keeps_loader_order_and_removes_exact_duplicates() {
let now = Utc::now();
let partial = PartialVersionInfo {
id: "1.12.2-liteloader".to_string(),
inherits_from: "1.12.2".to_string(),
release_time: now,
time: now,
main_class: Some("net.minecraft.launchwrapper.Launch".to_string()),
minecraft_arguments: None,
arguments: Some(HashMap::from([(
ArgumentType::Game,
vec![
Argument::Normal("--demo".to_string()),
Argument::Normal("--tweakClass".to_string()),
Argument::Normal("example.Tweaker".to_string()),
],
)])),
libraries: vec![
library("example:shared:2.0"),
library("example:lite:1.0"),
],
java_version: None,
type_: VersionType::Release,
data: None,
processors: None,
};
let merged = merge_partial_version(partial, version_info());
assert_eq!(
merged
.libraries
.iter()
.map(|library| library.name.as_str())
.collect::<Vec<_>>(),
["example:base:1.0", "example:shared:2.0", "example:lite:1.0"]
);
assert_eq!(merged.main_class, "net.minecraft.launchwrapper.Launch");
assert_eq!(
merged.minecraft_arguments.as_deref(),
Some("--username ${auth_player_name} --gameDir ${game_directory}")
);
assert_eq!(
merged.arguments.unwrap()[&ArgumentType::Game]
.iter()
.filter_map(|argument| match argument {
Argument::Normal(value) => Some(value.as_str()),
Argument::Ruled { .. } => None,
})
.collect::<Vec<_>>(),
["--demo", "--tweakClass", "example.Tweaker"]
);
}
#[test]
fn merge_partial_version_preserves_repeated_jvm_options() {
let now = Utc::now();
let mut minecraft = version_info();
minecraft.arguments = Some(HashMap::from([(
ArgumentType::Jvm,
vec![Argument::Normal("-cp".to_string())],
)]));
let partial = PartialVersionInfo {
id: "1.20.1-forge".to_string(),
inherits_from: "1.20.1".to_string(),
release_time: now,
time: now,
main_class: Some(
"cpw.mods.bootstraplauncher.BootstrapLauncher".to_string(),
),
minecraft_arguments: None,
arguments: Some(HashMap::from([(
ArgumentType::Jvm,
vec![
Argument::Normal("--add-opens".to_string()),
Argument::Normal(
"java.base/java.util.jar=cpw.mods.securejarhandler"
.to_string(),
),
Argument::Normal("--add-opens".to_string()),
Argument::Normal(
"java.base/java.lang.invoke=cpw.mods.securejarhandler"
.to_string(),
),
],
)])),
libraries: Vec::new(),
java_version: None,
type_: VersionType::Release,
data: None,
processors: None,
};
let merged = merge_partial_version(partial, minecraft);
let arguments = &merged.arguments.unwrap()[&ArgumentType::Jvm];
assert_eq!(
arguments
.iter()
.filter(|argument| {
matches!(argument, Argument::Normal(value) if value == "--add-opens")
})
.count(),
2
);
}
}
#[derive(Serialize, Deserialize, Debug, Clone)]
#[serde(rename_all = "camelCase")]
/// A manifest containing information about a mod loader's versions
pub struct Manifest {
/// The game versions the mod loader supports
pub game_versions: Vec<Version>,
#[serde(default, skip_serializing_if = "Vec::is_empty")]
/// Groups of game versions that share compatible loader version profiles
pub version_groups: Vec<VersionGroup>,
}
#[derive(Serialize, Deserialize, Debug, Clone)]
#[serde(rename_all = "camelCase")]
/// A game version of Minecraft
pub struct Version {
/// The minecraft version ID
pub id: String,
/// Whether the release is stable or not
pub stable: bool,
#[serde(skip_serializing_if = "Option::is_none")]
/// The loader profile group for this Minecraft version
pub version_group: Option<String>,
/// A map that contains loader versions for the game version
pub loaders: Vec<LoaderVersion>,
}
#[derive(Serialize, Deserialize, Debug, Clone)]
#[serde(rename_all = "camelCase")]
/// A group of Minecraft versions that share loader version profiles
pub struct VersionGroup {
/// The version group ID
pub id: String,
/// The loader versions for this version group
pub loaders: Vec<LoaderVersion>,
}
#[derive(Serialize, Deserialize, Debug, Clone)]
/// A version of a Minecraft mod loader
pub struct LoaderVersion {
/// The version ID of the loader
pub id: String,
/// The URL of the version's manifest
pub url: String,
/// Whether the loader is stable or not
pub stable: bool,
/// How the version profile at `url` should be resolved.
#[serde(default, skip_serializing_if = "is_json_profile_source")]
pub profile_source: LoaderProfileSource,
/// JSON profile used if the official source cannot be resolved.
#[serde(default, skip_serializing_if = "Option::is_none")]
pub fallback_url: Option<String>,
}
/// Source format used to resolve a loader version profile.
#[derive(
Serialize, Deserialize, Debug, Clone, Copy, Default, PartialEq, Eq,
)]
#[serde(rename_all = "snake_case")]
pub enum LoaderProfileSource {
/// A partial Minecraft version JSON document.
#[default]
Json,
/// An official Forge-compatible installer JAR.
Installer,
/// A profile synthesized from the LiteLoader versions manifest.
LiteLoader,
/// A profile synthesized from Babric's Glass Maven metadata and legacy profile.
Babric,
}
fn is_json_profile_source(source: &LoaderProfileSource) -> bool {
*source == LoaderProfileSource::Json
}
#[cfg(test)]
mod tests {
use super::*;
use serde_json::json;
fn library(name: &str) -> Library {
Library {
downloads: None,
extract: None,
name: name.to_string(),
url: None,
natives: None,
rules: None,
checksums: None,
include_in_classpath: true,
downloadable: true,
}
}
#[test]
fn loader_manifest_metadata_uses_independent_format_versions() {
let fabric = loader_manifest_metadata("fabric");
assert_eq!(fabric.format_version, 1);
assert_eq!(fabric.cache_key, "fabric-v1");
assert_eq!(fabric.game_version, None);
assert_eq!(fabric.path, "fabric/v0/manifest.json");
assert_eq!(loader_manifest_metadata("quilt").format_version, 2);
assert_eq!(loader_manifest_metadata("forge").format_version, 3);
assert_eq!(loader_manifest_metadata("neo").format_version, 1);
assert_eq!(loader_manifest_metadata("babric").format_version, 2);
assert_eq!(loader_manifest_metadata("babric").cache_key, "babric-v2");
assert_eq!(
loader_manifest_metadata("quilt").path,
"quilt/v1/manifest.json"
);
let forge_1201 = loader_manifest_metadata_for_game("forge", "1.20.1");
let forge_262 = loader_manifest_metadata_for_game("forge", "26.2");
assert_eq!(forge_1201.cache_key, "forge-v3:1.20.1");
assert_eq!(forge_262.cache_key, "forge-v3:26.2");
assert_ne!(forge_1201.cache_key, forge_262.cache_key);
assert_eq!(forge_1201.game_version.as_deref(), Some("1.20.1"));
assert_eq!(
loader_manifest_metadata_from_cache_key(&forge_1201.cache_key)
.game_version
.as_deref(),
Some("1.20.1")
);
}
#[test]
fn unobfuscated_version_boundary_is_conservative() {
for version in ["26.1", "26.2", "26.1.1", "27.0", "26w14a"] {
assert!(uses_unobfuscated_minecraft(version), "{version}");
}
for version in [
"26.0", "26", "1.21", "1.21.11", "25w46a", "26w非", "invalid",
] {
assert!(!uses_unobfuscated_minecraft(version), "{version}");
}
}
#[test]
fn normalization_only_removes_exact_fabric_intermediary_coordinates() {
let retained = [
"net.fabricmc:fabric-loader:0.19.3",
"net.fabricmc:tiny-mappings-parser:0.3.0",
"example:intermediary-helper:1.0",
"example:contains-intermediary:1.0",
];
let mut libraries =
std::iter::once(library("net.fabricmc:intermediary:26.2"))
.chain(retained.iter().map(|name| library(name)))
.collect();
assert_eq!(
normalize_loader_libraries("fabric", "26.2", &mut libraries),
vec!["net.fabricmc:intermediary:26.2"]
);
assert_eq!(
libraries
.iter()
.map(|library| library.name.as_str())
.collect::<Vec<_>>(),
retained
);
assert!(
normalize_loader_libraries("fabric", "26.2", &mut libraries)
.is_empty()
);
let paths = libraries
.iter()
.map(|library| {
crate::get_path_from_artifact(&library.name).unwrap()
})
.collect::<Vec<_>>();
assert!(!paths.iter().any(|path| {
path == "net/fabricmc/intermediary/26.2/intermediary-26.2.jar"
}));
assert!(paths.iter().any(|path| {
path == "net/fabricmc/fabric-loader/0.19.3/fabric-loader-0.19.3.jar"
}));
}
#[test]
fn normalization_removes_intermediary_at_26_1_boundary() {
let mut libraries = vec![library("net.fabricmc:intermediary:26.1")];
assert_eq!(
normalize_loader_libraries("fabric", "26.1", &mut libraries),
vec!["net.fabricmc:intermediary:26.1"]
);
assert!(libraries.is_empty());
}
#[test]
fn normalization_preserves_legacy_fabric_and_other_loaders() {
for (loader, version) in [
("fabric", "1.21"),
("quilt", "26.2"),
("vanilla", "26.2"),
("forge", "26.2"),
("neo", "26.2"),
] {
let mut libraries = vec![library("net.fabricmc:intermediary:26.2")];
assert!(
normalize_loader_libraries(loader, version, &mut libraries)
.is_empty()
);
assert_eq!(libraries.len(), 1);
}
}
#[test]
fn cleanroom_normalization_removes_lwjgl2_family_and_legacy_mojang_conflicts()
{
// The vanilla LWJGL 2 family (binding, util at 2.9.4-nightly-20150209,
// natives carrier at any version) plus the pre-existing Axolotl
// Cleanroom rule targets (vanilla JNA platform, Mojang ICU) are
// removed. The Cleanroom LWJGL 3 line, lwjglxx, the version-scoped
// lwjgl_util at other versions, and the Cleanroom JNA core stay.
let retained = [
"org.lwjgl:lwjgl:3.4.1-unsafe",
"org.lwjgl.lwjgl:lwjgl_util:2.9.2-nightly-20140822",
"net.java.dev.jna:jna:5.19.1",
"net.java.dev.jna:jna-platform:5.19.1",
"com.ibm.icu:icu4j:78.3",
"com.cleanroommc:lwjglxx:1.1.22",
];
let removed = [
"org.lwjgl.lwjgl:lwjgl:2.9.4-nightly-20150209",
"org.lwjgl.lwjgl:lwjgl_util:2.9.4-nightly-20150209",
"org.lwjgl.lwjgl:lwjgl-platform:2.9.4-nightly-20150209",
"net.java.dev.jna:platform:3.4.0",
"com.ibm.icu:icu4j-core-mojang:51.2",
"org.lwjgl.lwjgl:lwjgl-platform:2.9.2-nightly-20140822",
];
let mut libraries = removed
.iter()
.chain(retained.iter())
.map(|name| library(name))
.collect();
assert_eq!(
normalize_loader_libraries("cleanroom", "1.12.2", &mut libraries),
removed
);
assert_eq!(
libraries
.iter()
.map(|library| library.name.as_str())
.collect::<Vec<_>>(),
retained
);
}
#[test]
fn cleanroom_normalization_matches_lwjgl2_coordinates_by_version_scope() {
// lwjgl and lwjgl-platform keep the pre-existing artifact match (any
// version); lwjgl_util only matches at 2.9.4-nightly-20150209,
// mirroring HMCL's classpath filter for Cleanroom. The LWJGL 3 line
// and lwjglxx never match.
let mut libraries = vec![
library("org.lwjgl.lwjgl:lwjgl:2.9.4-nightly-20150209"),
library("org.lwjgl.lwjgl:lwjgl_util:2.9.4-nightly-20150209"),
library("org.lwjgl.lwjgl:lwjgl-platform:2.9.4-nightly-20150209"),
library("org.lwjgl.lwjgl:lwjgl:2.9.2-nightly-20140822"),
library("org.lwjgl.lwjgl:lwjgl-platform:2.9.2-nightly-20140822"),
library("org.lwjgl.lwjgl:lwjgl_util:2.9.2-nightly-20140822"),
library("org.lwjgl:lwjgl:3.4.1-unsafe"),
library("org.lwjgl:lwjgl-platform:9.9.9"),
library("com.cleanroommc:lwjglxx:1.1.22"),
];
assert_eq!(
normalize_loader_libraries("cleanroom", "1.12.2", &mut libraries),
[
"org.lwjgl.lwjgl:lwjgl:2.9.4-nightly-20150209",
"org.lwjgl.lwjgl:lwjgl_util:2.9.4-nightly-20150209",
"org.lwjgl.lwjgl:lwjgl-platform:2.9.4-nightly-20150209",
"org.lwjgl.lwjgl:lwjgl:2.9.2-nightly-20140822",
"org.lwjgl.lwjgl:lwjgl-platform:2.9.2-nightly-20140822",
]
);
assert_eq!(
libraries
.iter()
.map(|library| library.name.as_str())
.collect::<Vec<_>>(),
[
"org.lwjgl.lwjgl:lwjgl_util:2.9.2-nightly-20140822",
"org.lwjgl:lwjgl:3.4.1-unsafe",
"org.lwjgl:lwjgl-platform:9.9.9",
"com.cleanroommc:lwjglxx:1.1.22",
]
);
}
#[test]
fn cleanroom_runtime_conflicts_remain_for_other_loaders() {
for loader in ["vanilla", "forge", "fabric", "quilt", "neo"] {
let mut libraries = vec![
library("org.lwjgl.lwjgl:lwjgl:2.9.4-nightly-20150209"),
library(
"org.lwjgl.lwjgl:lwjgl-platform:2.9.4-nightly-20150209",
),
library("net.java.dev.jna:platform:3.4.0"),
library("com.ibm.icu:icu4j-core-mojang:51.2"),
];
assert!(
normalize_loader_libraries(loader, "1.12.2", &mut libraries)
.is_empty()
);
assert_eq!(libraries.len(), 4);
}
}
fn merged_fabric_version(game_version: &str) -> VersionInfo {
let partial: PartialVersionInfo = serde_json::from_value(json!({
"id": "fabric-loader-0.19.3-${modrinth.gameVersion}",
"inheritsFrom": "${modrinth.gameVersion}",
"releaseTime": "2026-07-22T00:00:00Z",
"time": "2026-07-22T00:00:00Z",
"mainClass": "net.fabricmc.loader.impl.launch.knot.KnotClient",
"libraries": [
{ "name": "net.fabricmc:intermediary:${modrinth.gameVersion}" },
{ "name": "net.fabricmc:fabric-loader:0.19.3" },
{ "name": "org.ow2.asm:asm:9.9" }
],
"type": "release"
}))
.unwrap();
let minecraft: VersionInfo = serde_json::from_value(json!({
"arguments": {},
"assetIndex": {
"id": game_version,
"sha1": "asset-sha1",
"size": 1,
"totalSize": 1,
"url": "https://example.com/assets.json"
},
"assets": game_version,
"downloads": {},
"id": game_version,
"libraries": [],
"mainClass": "net.minecraft.client.main.Main",
"minimumLauncherVersion": 0,
"releaseTime": "2026-07-22T00:00:00Z",
"time": "2026-07-22T00:00:00Z",
"type": "release"
}))
.unwrap();
merge_partial_version(partial, minecraft)
}
#[test]
fn merged_fabric_v0_profile_is_normalized_before_consumers() {
let mut modern = merged_fabric_version("26.2");
assert!(modern
.libraries
.iter()
.any(|library| library.name == "net.fabricmc:intermediary:26.2"));
assert_eq!(
normalize_loader_libraries("fabric", "26.2", &mut modern.libraries),
vec!["net.fabricmc:intermediary:26.2"]
);
let serialized = serde_json::to_string(&modern).unwrap();
assert!(!serialized.contains("net.fabricmc:intermediary"));
assert!(serialized.contains("net.fabricmc:fabric-loader:0.19.3"));
assert!(serialized.contains("org.ow2.asm:asm:9.9"));
let mut legacy = merged_fabric_version("1.21");
assert!(
normalize_loader_libraries("fabric", "1.21", &mut legacy.libraries)
.is_empty()
);
assert!(legacy
.libraries
.iter()
.any(|library| library.name == "net.fabricmc:intermediary:1.21"));
}
}