feat: Introduce ProguardCache format

Cargo.toml

@@ -14,8 +14,10 @@ edition = "2018"
 uuid = ["uuid_", "lazy_static"]
 
 [dependencies]
-uuid_ = { package = "uuid", version = "1.0.0", features = ["v5"], optional = true }
 lazy_static = { version = "1.4.0", optional = true }
+thiserror = "1.0.61"
+uuid_ = { package = "uuid", version = "1.0.0", features = ["v5"], optional = true }
+watto = { version = "0.1.0", features = ["writer", "strings"] }
 
 [dev-dependencies]
 lazy_static = "1.4.0"
@@ -24,3 +26,7 @@ criterion = "0.4"
 [[bench]]
 name = "proguard_parsing"
 harness = false
+
+[[bench]]
+name = "proguard_mapping"
+harness = false

benches/proguard_mapping.rs

@@ -0,0 +1,40 @@
+use criterion::{black_box, criterion_group, criterion_main, Criterion};
+use proguard::{ProguardCache, ProguardMapper, ProguardMapping};
+
+static MAPPING: &[u8] = include_bytes!("../tests/res/mapping-inlines.txt");
+
+static RAW: &str = r#"java.lang.RuntimeException: Button press caused an exception!
+    at io.sentry.sample.MainActivity.t(MainActivity.java:1)
+    at e.a.c.a.onClick
+    at android.view.View.performClick(View.java:7125)
+    at android.view.View.performClickInternal(View.java:7102)
+    at android.view.View.access$3500(View.java:801)
+    at android.view.View$PerformClick.run(View.java:27336)
+    at android.os.Handler.handleCallback(Handler.java:883)
+    at android.os.Handler.dispatchMessage(Handler.java:100)
+    at android.os.Looper.loop(Looper.java:214)
+    at android.app.ActivityThread.main(ActivityThread.java:7356)
+    at java.lang.reflect.Method.invoke(Method.java)
+    at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:492)
+    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:930)"#;
+
+fn benchmark_remapping(c: &mut Criterion) {
+    let mut cache = Vec::new();
+    let mapping = ProguardMapping::new(MAPPING);
+    ProguardCache::write(&mapping, &mut cache).unwrap();
+    let cache = ProguardCache::parse(&cache).unwrap();
+    let mapper = ProguardMapper::new(mapping);
+
+    let mut group = c.benchmark_group("Proguard Remapping");
+
+    group.bench_function("Cache", |b| {
+        b.iter(|| cache.remap_stacktrace(black_box(RAW)))
+    });
+    group.bench_function("Mapper", |b| {
+        b.iter(|| mapper.remap_stacktrace(black_box(RAW)))
+    });
+    group.finish();
+}
+
+criterion_group!(benches, benchmark_remapping);
+criterion_main!(benches);