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Gracefully handle OOB in symbol_context/symbol_hover

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Resolves decomp.me#1576
This commit is contained in:
Luke Street 2025-09-02 19:11:07 -06:00
parent 0b95613768
commit a138dfa907
2 changed files with 20 additions and 38 deletions
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50
Cargo.lock generated
View File

@ -1898,8 +1898,8 @@ dependencies = [
"aho-corasick",
"bstr",
"log",
"regex-automata 0.4.9",
"regex-syntax 0.8.5",
"regex-automata",
"regex-syntax",
"serde",
]
@ -2832,11 +2832,11 @@ dependencies = [
[[package]]
name = "matchers"
version = "0.1.0"
version = "0.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8263075bb86c5a1b1427b5ae862e8889656f126e9f77c484496e8b47cf5c5558"
checksum = "d1525a2a28c7f4fa0fc98bb91ae755d1e2d1505079e05539e35bc876b5d65ae9"
dependencies = [
"regex-automata 0.1.10",
"regex-automata",
]
[[package]]
@ -3092,12 +3092,11 @@ checksum = "5e0826a989adedc2a244799e823aece04662b66609d96af8dff7ac6df9a8925d"
[[package]]
name = "nu-ansi-term"
version = "0.46.0"
version = "0.50.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "77a8165726e8236064dbb45459242600304b42a5ea24ee2948e18e023bf7ba84"
checksum = "d4a28e057d01f97e61255210fcff094d74ed0466038633e95017f5beb68e4399"
dependencies = [
"overload",
"winapi",
"windows-sys 0.52.0",
]
[[package]]
@ -3684,12 +3683,6 @@ dependencies = [
"pin-project-lite",
]
[[package]]
name = "overload"
version = "0.1.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b15813163c1d831bf4a13c3610c05c0d03b39feb07f7e09fa234dac9b15aaf39"
[[package]]
name = "owned_ttf_parser"
version = "0.25.1"
@ -4312,17 +4305,8 @@ checksum = "b544ef1b4eac5dc2db33ea63606ae9ffcfac26c1416a2806ae0bf5f56b201191"
dependencies = [
"aho-corasick",
"memchr",
"regex-automata 0.4.9",
"regex-syntax 0.8.5",
]
[[package]]
name = "regex-automata"
version = "0.1.10"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6c230d73fb8d8c1b9c0b3135c5142a8acee3a0558fb8db5cf1cb65f8d7862132"
dependencies = [
"regex-syntax 0.6.29",
"regex-automata",
"regex-syntax",
]
[[package]]
@ -4333,15 +4317,9 @@ checksum = "809e8dc61f6de73b46c85f4c96486310fe304c434cfa43669d7b40f711150908"
dependencies = [
"aho-corasick",
"memchr",
"regex-syntax 0.8.5",
"regex-syntax",
]
[[package]]
name = "regex-syntax"
version = "0.6.29"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f162c6dd7b008981e4d40210aca20b4bd0f9b60ca9271061b07f78537722f2e1"
[[package]]
name = "regex-syntax"
version = "0.8.5"
@ -5563,14 +5541,14 @@ dependencies = [
[[package]]
name = "tracing-subscriber"
version = "0.3.19"
version = "0.3.20"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e8189decb5ac0fa7bc8b96b7cb9b2701d60d48805aca84a238004d665fcc4008"
checksum = "2054a14f5307d601f88daf0553e1cbf472acc4f2c51afab632431cdcd72124d5"
dependencies = [
"matchers",
"nu-ansi-term",
"once_cell",
"regex",
"regex-automata",
"sharded-slab",
"smallvec",
"thread_local",

8
objdiff-core/src/diff/display.rs
View File

@ -379,7 +379,9 @@ pub enum HoverItem {
}
pub fn symbol_context(obj: &Object, symbol_index: usize) -> Vec<ContextItem> {
let symbol = &obj.symbols[symbol_index];
let Some(symbol) = obj.symbols.get(symbol_index) else {
return Vec::new();
};
let mut out = Vec::new();
out.push(ContextItem::Copy { value: symbol.name.clone(), label: None });
if let Some(name) = &symbol.demangled_name {
@ -403,7 +405,9 @@ pub fn symbol_hover(
addend: i64,
override_color: Option<HoverItemColor>,
) -> Vec<HoverItem> {
let symbol = &obj.symbols[symbol_index];
let Some(symbol) = obj.symbols.get(symbol_index) else {
return Vec::new();
};
let addend_str = match addend.cmp(&0i64) {
Ordering::Greater => format!("+{addend:x}"),
Ordering::Less => format!("-{:x}", -addend),