git.delta.rocks / jrsonnet / refs/commits / 36af281ff0ca

difftreelog

test pointer-size invariant snapshots

vqqnoupnYaroslav Bolyukin2026-05-06parent: #752087c.patch.diff
in: master

10 files changed

modifiedcrates/jrsonnet-evaluator/src/analyze.rsdiffbeforeafterboth
--- a/crates/jrsonnet-evaluator/src/analyze.rs
+++ b/crates/jrsonnet-evaluator/src/analyze.rs
@@ -1959,48 +1959,6 @@
 	}
 }
 
-#[cfg(test)]
-fn render_diagnostics(src: &str, diags: &[Diagnostic]) -> String {
-	use std::fmt::Write;
-
-	use hi_doc::{Formatting, SnippetBuilder, Text};
-
-	let mut out = String::new();
-	let mut unspanned = Vec::new();
-	let mut spanned: Vec<&Diagnostic> = Vec::new();
-	for d in diags {
-		if d.span.is_some() {
-			spanned.push(d);
-		} else {
-			unspanned.push(d);
-		}
-	}
-	if !spanned.is_empty() {
-		let mut builder = SnippetBuilder::new(src);
-		for d in spanned {
-			let span = d.span.as_ref().expect("spanned");
-			let ab = match d.level {
-				DiagLevel::Error => {
-					builder.error(Text::fragment(d.message.clone(), Formatting::default()))
-				}
-				DiagLevel::Warning => {
-					builder.warning(Text::fragment(d.message.clone(), Formatting::default()))
-				}
-			};
-			ab.range(span.range()).build();
-		}
-		out.push_str(&hi_doc::source_to_ansi(&builder.build()));
-	}
-	for d in unspanned {
-		let prefix = match d.level {
-			DiagLevel::Error => "error",
-			DiagLevel::Warning => "warning",
-		};
-		writeln!(out, "{prefix}: {}", d.message).expect("fmt");
-	}
-	out
-}
-
 pub struct AnalysisReport {
 	pub lir: LExpr,
 	pub root_shape: ClosureShape,
@@ -2011,16 +1969,63 @@
 
 #[cfg(test)]
 mod tests {
-	use std::fs;
+	#[test]
+	#[cfg(not(feature = "exp-null-coaelse"))]
+	fn snapshots() {
+		use std::fs;
 
-	use insta::{assert_snapshot, glob};
-	use jrsonnet_ir::Source;
+		use insta::{assert_snapshot, glob};
+		use jrsonnet_ir::Source;
 
-	use super::*;
+		use super::*;
 
-	#[test]
-	#[cfg(not(feature = "exp-null-coaelse"))]
-	fn snapshots() {
+		fn render_diagnostics(src: &str, diags: &[Diagnostic]) -> String {
+			use std::fmt::Write;
+
+			use hi_doc::{Formatting, SnippetBuilder, Text};
+
+			let mut out = String::new();
+			let mut unspanned = Vec::new();
+			let mut spanned: Vec<&Diagnostic> = Vec::new();
+			for d in diags {
+				if d.span.is_some() {
+					spanned.push(d);
+				} else {
+					unspanned.push(d);
+				}
+			}
+			if !spanned.is_empty() {
+				let mut builder = SnippetBuilder::new(src);
+				for d in spanned {
+					let span = d.span.as_ref().expect("spanned");
+					let ab = match d.level {
+						DiagLevel::Error => {
+							builder.error(Text::fragment(d.message.clone(), Formatting::default()))
+						}
+						DiagLevel::Warning => builder
+							.warning(Text::fragment(d.message.clone(), Formatting::default())),
+					};
+					ab.range(span.range()).build();
+				}
+				out.push_str(&hi_doc::source_to_ansi(&builder.build()));
+			}
+			for d in unspanned {
+				let prefix = match d.level {
+					DiagLevel::Error => "error",
+					DiagLevel::Warning => "warning",
+				};
+				writeln!(out, "{prefix}: {}", d.message).expect("fmt");
+			}
+			out
+		}
+		fn fmt_depth(d: u32) -> String {
+			if d == u32::MAX {
+				"none".into()
+			} else {
+				d.to_string()
+			}
+		}
+
 		glob!("analysis_tests/*.jsonnet", |path| {
 			let code = fs::read_to_string(path).expect("read test file");
 			let src = Source::new_virtual("<test>".into(), code.clone().into());
@@ -2041,13 +2046,5 @@
 			);
 			assert_snapshot!(rendered);
 		});
-	}
-
-	fn fmt_depth(d: u32) -> String {
-		if d == u32::MAX {
-			"none".into()
-		} else {
-			d.to_string()
-		}
 	}
 }
modifiedcrates/jrsonnet-evaluator/src/error.rsdiffbeforeafterboth
--- a/crates/jrsonnet-evaluator/src/error.rs
+++ b/crates/jrsonnet-evaluator/src/error.rs
@@ -123,9 +123,9 @@
 	EagerCompspecCaptured,
 
 	#[error("array out of bounds: {0} is not within [0,{1})")]
-	ArrayBoundsError(isize, u32),
+	ArrayBoundsError(f64, u32),
 	#[error("string out of bounds: {0} is not within [0,{1})")]
-	StringBoundsError(usize, usize),
+	StringBoundsError(f64, u32),
 
 	#[error("assert failed: {}", format_empty_str(.0))]
 	AssertionFailed(IStr),
modifiedcrates/jrsonnet-evaluator/src/evaluate/mod.rsdiffbeforeafterboth
--- a/crates/jrsonnet-evaluator/src/evaluate/mod.rs
+++ b/crates/jrsonnet-evaluator/src/evaluate/mod.rs
@@ -18,12 +18,12 @@
 		LIndexPart, LObjAsserts, LObjBody, LObjMembers, LSlot,
 	},
 	arr::ArrValue,
-	bail, error,
+	bail,
 	error::{ErrorKind::*, suggest_object_fields},
 	evaluate::{destructure::fill_letrec_binds, operator::evaluate_unary_op},
 	function::{CallLocation, FuncDesc, FuncVal, prepared::PreparedFuncVal},
 	in_frame,
-	typed::FromUntyped as _,
+	typed::{BoundedUsize, FromUntyped as _},
 	val::{CachedUnbound, Thunk},
 	with_state,
 };
@@ -193,7 +193,6 @@
 		}
 		LExpr::ArrComp(comp) => evaluate_arr_comp(ctx, comp)?,
 		LExpr::Slice(slice) => {
-			use crate::typed::BoundedUsize;
 			let val = evaluate(ctx.clone(), &slice.value)?;
 			let indexable = val.into_indexable()?;
 			let start = slice
@@ -201,26 +200,14 @@
 				.as_ref()
 				.map(|e| evaluate(ctx.clone(), e))
 				.transpose()?
-				.map(|v| -> Result<i32> {
-					v.as_num()
-						.ok_or_else(|| {
-							TypeMismatch("slice start", vec![ValType::Num], v.value_type()).into()
-						})
-						.map(|n| n as i32)
-				})
+				.map(|v| -> Result<i32> { i32::from_untyped(v).description("slice start value") })
 				.transpose()?;
 			let end = slice
 				.end
 				.as_ref()
 				.map(|e| evaluate(ctx.clone(), e))
 				.transpose()?
-				.map(|v| -> Result<i32> {
-					v.as_num()
-						.ok_or_else(|| {
-							TypeMismatch("slice end", vec![ValType::Num], v.value_type()).into()
-						})
-						.map(|n| n as i32)
-				})
+				.map(|v| -> Result<i32> { i32::from_untyped(v).description("slice end value") })
 				.transpose()?;
 			let step = slice
 				.step
@@ -228,10 +215,7 @@
 				.map(|e| evaluate(ctx, e))
 				.transpose()?
 				.map(|v| -> Result<BoundedUsize<1, { i32::MAX as usize }>> {
-					let n = v.as_num().ok_or_else(|| -> crate::Error {
-						TypeMismatch("slice step", vec![ValType::Num], v.value_type()).into()
-					})?;
-					BoundedUsize::new(n as usize).ok_or_else(|| error!("slice step must be >= 1"))
+					BoundedUsize::from_untyped(v).description("slice step value")
 				})
 				.transpose()?;
 			Val::from(indexable.slice(start, end, step)?)
@@ -410,11 +394,9 @@
 				if n.fract() > f64::EPSILON {
 					bail!(FractionalIndex)
 				}
-				if n < 0.0 {
-					bail!(ArrayBoundsError(
-						n as isize, // truncation is fine for error display
-						arr.len()
-					));
+				let len = arr.len();
+				if n < 0.0 || n > f64::from(len) {
+					bail!(ArrayBoundsError(n, len));
 				}
 				#[expect(
 					clippy::cast_possible_truncation,
@@ -424,30 +406,30 @@
 				let i = n as u32;
 				arr.get(i)
 					.with_description_src(loc, || format!("element <{i}> access"))?
-					.ok_or_else(|| ArrayBoundsError(i as isize, arr.len()))?
+					.ok_or_else(|| ArrayBoundsError(n, len))?
 			}
 			(Val::Str(s), Val::Num(idx)) => {
 				let n = idx.get();
 				if n.fract() > f64::EPSILON {
 					bail!(FractionalIndex)
 				}
-				let flat = s.clone().into_flat();
-				if n < 0.0 {
-					bail!(ArrayBoundsError(
-						n as isize, // truncation is fine for error display
-						flat.chars().count() as u32
-					));
-				}
 				#[expect(
 					clippy::cast_possible_truncation,
 					clippy::cast_sign_loss,
 					reason = "n is checked positive, overflow will truncate as expected"
 				)]
 				let i = n as usize;
-				let Some(char) = flat.chars().nth(i) else {
-					bail!(StringBoundsError(i, flat.chars().count()))
-				};
-				Val::string(char)
+				let flat = s.clone().into_flat();
+				#[allow(clippy::cast_possible_truncation, reason = "string is max 4g")]
+				if n >= 0.0
+					&& n <= f64::from(u32::MAX)
+					&& let Some(char) = flat.chars().nth(i)
+				{
+					Val::string(char)
+				} else {
+					let len = flat.chars().count();
+					bail!(StringBoundsError(n, len as u32))
+				}
 			}
 			#[cfg(feature = "exp-null-coaelse")]
 			(Val::Null, _) if part.null_coaelse => return Ok(Val::Null),
@@ -566,7 +548,7 @@
 		let a_ctx = ctx
 			.pack_captures_sup_this(&members.frame_shape)
 			.enter(|fill, ctx| {
-				fill_letrec_binds(fill, &ctx, &members.locals);
+				fill_letrec_binds(fill, ctx, &members.locals);
 			});
 		for field in &members.fields {
 			evaluate_field_member_static(&mut builder, ctx.clone(), a_ctx.clone(), field)?;
modifiedcrates/jrsonnet-evaluator/src/typed/mod.rsdiffbeforeafterboth
--- a/crates/jrsonnet-evaluator/src/typed/mod.rs
+++ b/crates/jrsonnet-evaluator/src/typed/mod.rs
@@ -157,9 +157,7 @@
 			Self::BoundedNumber(from, to) => {
 				if let Val::Num(n) = value {
 					let n = n.get();
-					if from.map(|from| from > n).unwrap_or(false)
-						|| to.map(|to| to < n).unwrap_or(false)
-					{
+					if from.is_some_and(|from| from > n) || to.is_some_and(|to| to < n) {
 						return Err(TypeError::BoundsFailed(n, *from, *to).into());
 					}
 					Ok(())
modifiedcrates/jrsonnet-interner/src/inner.rsdiffbeforeafterboth
before · crates/jrsonnet-interner/src/inner.rs
1use std::{2	alloc::{self, Layout},3	borrow::Borrow,4	cell::UnsafeCell,5	cmp,6	hash::{Hash, Hasher},7	mem,8	ptr::{self, NonNull},9	slice, str,10};1112const UTF8_MASK: u32 = 1 << 31;13const REFCNT_MASK: u32 = !UTF8_MASK;1415#[repr(C)]16struct InnerHeader {17	size: u32,18	// MSB is checked utf8 flag, rest - refcnt19	utf8_refcnt: u32,20}21impl InnerHeader {22	const fn new(size: u32, is_utf8: bool) -> Self {23		Self {24			size,25			utf8_refcnt: 1 | (if is_utf8 { UTF8_MASK } else { 0 }),26		}27	}2829	const fn refcnt(&self) -> u32 {30		self.utf8_refcnt & REFCNT_MASK31	}32	const fn is_utf8(&self) -> bool {33		self.utf8_refcnt & UTF8_MASK != 034	}3536	fn set_refcnt(&mut self, cnt: u32) {37		assert_eq!(cnt & UTF8_MASK, 0);38		// Reset all bits expect last39		self.utf8_refcnt &= UTF8_MASK;40		// Store refcnt41		self.utf8_refcnt |= cnt;42	}43	fn set_is_utf8(&mut self) {44		self.utf8_refcnt |= UTF8_MASK;45	}46}4748/// Similar to Rc<[u8]>, but stores all data (refcnt, size) inline, instead of being DST49pub struct Inner(UnsafeCell<NonNull<InnerHeader>>);50impl Inner {51	/// # Safety52	/// `is_utf8` should only be set if data is really checked to be utf853	/// # Panics54	/// If data is larger than 4GB55	// we allocate with correct alignment56	#[allow(clippy::cast_ptr_alignment)]57	unsafe fn new_raw(bytes: &[u8], is_utf8: bool) -> Self {58		// SAFETY:59		// - layout has non-zero size, and correct align60		// - data is written right after allocation61		// - new allocation can't overlap with passed slice62		unsafe {63			let data: *mut InnerHeader = alloc::alloc(Layout::from_size_align_unchecked(64				mem::size_of::<InnerHeader>() + bytes.len(),65				mem::align_of::<InnerHeader>(),66			))67			.cast();68			assert!(!data.is_null());69			*data = InnerHeader::new(bytes.len().try_into().expect("bytes > 4GB"), is_utf8);70			ptr::copy_nonoverlapping(bytes.as_ptr(), data.add(1).cast::<u8>(), bytes.len());71			Self(UnsafeCell::new(NonNull::new_unchecked(data)))72		}73	}74	pub fn new_bytes(bytes: &[u8]) -> Self {75		// SAFETY: is_utf8 is not set76		unsafe { Self::new_raw(bytes, false) }77	}78	#[allow(dead_code)]79	pub fn new_str(str: &str) -> Self {80		// SAFETY: strings always utf881		unsafe { Self::new_raw(str.as_bytes(), true) }82	}8384	// `slice::from_raw_parts` is not yet stabilized85	#[allow(clippy::missing_const_for_fn)]86	pub fn as_slice(&self) -> &[u8] {87		let header = Self::header(self);88		// SAFETY: data is not null, and it is correctly initialized89		let size = unsafe { (*header).size };90		// SAFETY: bytes after data is allocated to be exactly data.size in length91		unsafe {92			slice::from_raw_parts((*self.0.get()).as_ptr().add(1).cast::<u8>(), size as usize)93		}94	}9596	/// # Safety97	/// Data should be checked to be utf8 via [`check_utf8`] first98	pub unsafe fn as_str_unchecked(&self) -> &str {99		// SAFETY: data is checked100		unsafe { str::from_utf8_unchecked(self.as_slice()) }101	}102103	/// Check data to be utf-8104	///105	/// Positive results are cached106	pub fn check_utf8(this: &Self) -> bool {107		let header = Self::header_mut(this);108		// SAFETY: header is initialized109		if unsafe { (*header).is_utf8() } {110			return true;111		}112113		if str::from_utf8(this.as_slice()).is_ok() {114			// SAFETY: header is initialized115			unsafe { (*header).set_is_utf8() };116			true117		} else {118			false119		}120	}121122	/// Marks data as utf-8123	///124	/// # Safety125	/// data should be really utf-8126	pub unsafe fn assume_utf8(this: &Self) {127		let header = Self::header_mut(this);128		// SAFETY: header is correct129		unsafe { (*header).set_is_utf8() }130	}131132	fn header(this: &Self) -> *const InnerHeader {133		// Safety: in `new`, we allocate with correct alignment134		unsafe { (*this.0.get()).as_ptr() }135	}136	fn header_mut(this: &Self) -> *mut InnerHeader {137		// Safety: in `new`, we allocate with correct alignment138		unsafe { (*this.0.get()).as_ptr() }139	}140141	fn clone(this: &Self) -> Self {142		let header = Self::header_mut(this);143		// SAFETY: header is initialized144		unsafe {145			let refcnt = (*header).refcnt() + 1;146			(*header).set_refcnt(refcnt);147			Self(UnsafeCell::new(*this.0.get()))148		}149	}150151	pub fn ptr_eq(a: &Self, b: &Self) -> bool {152		Self::as_ptr(a) == Self::as_ptr(b)153	}154	pub fn as_ptr(this: &Self) -> *const u8 {155		// SAFETY: data is initialized156		unsafe { (*this.0.get()).as_ptr().add(1).cast() }157	}158159	pub fn strong_count(this: &Self) -> u32 {160		let header = Self::header(this);161		// SAFETY: header is initialized162		unsafe { (*header).refcnt() }163	}164}165166impl Clone for Inner {167	fn clone(&self) -> Self {168		Self::clone(self)169	}170}171172impl Drop for Inner {173	fn drop(&mut self) {174		#[cold]175		#[inline(never)]176		fn dealloc(val: &Inner) {177			let header = Inner::header_mut(val);178			// Safety: Data is valid yet179			let size = unsafe { (*header).size as usize };180			// SAFETY: size is correct, layout is valid, data will not be used after this, as refcn == 0181			unsafe {182				alloc::dealloc(183					header.cast(),184					Layout::from_size_align_unchecked(185						mem::size_of::<InnerHeader>() + size,186						mem::align_of::<InnerHeader>(),187					),188				);189			}190		}191		let header = Self::header_mut(self);192		// SAFETY: header is initialized193		let refcnt = unsafe {194			let refcnt = (*header).refcnt() - 1;195			(*header).set_refcnt(refcnt);196			refcnt197		};198		if refcnt == 0 {199			dealloc(self);200		}201	}202}203204impl PartialEq for Inner {205	fn eq(&self, other: &Self) -> bool {206		Self::as_ptr(self) == Self::as_ptr(other) || self.as_slice().eq(other.as_slice())207	}208}209impl Hash for Inner {210	fn hash<H: Hasher>(&self, state: &mut H) {211		self.as_slice().hash(state);212	}213}214impl Eq for Inner {}215impl PartialOrd for Inner {216	fn partial_cmp(&self, other: &Self) -> Option<cmp::Ordering> {217		Some(self.cmp(other))218	}219}220impl Ord for Inner {221	fn cmp(&self, other: &Self) -> cmp::Ordering {222		self.as_slice().cmp(other.as_slice())223	}224}225226impl Borrow<[u8]> for Inner {227	fn borrow(&self) -> &[u8] {228		self.as_slice()229	}230}
after · crates/jrsonnet-interner/src/inner.rs
1use std::{2	alloc::{self, Layout},3	borrow::Borrow,4	cell::UnsafeCell,5	cmp,6	hash::{Hash, Hasher},7	mem,8	ptr::{self, NonNull},9	slice, str,10};1112const UTF8_MASK: u32 = 1 << 31;13const REFCNT_MASK: u32 = !UTF8_MASK;1415#[repr(C)]16struct InnerHeader {17	size: u32,18	// MSB is checked utf8 flag, rest - refcnt19	utf8_refcnt: u32,20}21impl InnerHeader {22	const fn new(size: u32, is_utf8: bool) -> Self {23		Self {24			size,25			utf8_refcnt: 1 | (if is_utf8 { UTF8_MASK } else { 0 }),26		}27	}2829	const fn refcnt(&self) -> u32 {30		self.utf8_refcnt & REFCNT_MASK31	}32	const fn is_utf8(&self) -> bool {33		self.utf8_refcnt & UTF8_MASK != 034	}3536	fn set_refcnt(&mut self, cnt: u32) {37		assert_eq!(cnt & UTF8_MASK, 0);38		// Reset all bits expect last39		self.utf8_refcnt &= UTF8_MASK;40		// Store refcnt41		self.utf8_refcnt |= cnt;42	}43	fn set_is_utf8(&mut self) {44		self.utf8_refcnt |= UTF8_MASK;45	}46}4748/// Similar to Rc<[u8]>, but stores all data (refcnt, size) inline, instead of being DST49pub struct Inner(UnsafeCell<NonNull<InnerHeader>>);50impl Inner {51	/// # Safety52	/// `is_utf8` should only be set if data is really checked to be utf853	/// # Panics54	/// If data is larger than 4GB55	// we allocate with correct alignment56	#[allow(clippy::cast_ptr_alignment)]57	unsafe fn new_raw(bytes: &[u8], is_utf8: bool) -> Self {58		// SAFETY:59		// - layout has non-zero size, and correct align60		// - data is written right after allocation61		// - new allocation can't overlap with passed slice62		unsafe {63			let data: *mut InnerHeader = alloc::alloc(Layout::from_size_align_unchecked(64				mem::size_of::<InnerHeader>() + bytes.len(),65				mem::align_of::<InnerHeader>(),66			))67			.cast();68			assert!(!data.is_null());69			*data = InnerHeader::new(bytes.len().try_into().expect("bytes > 4GB"), is_utf8);70			ptr::copy_nonoverlapping(bytes.as_ptr(), data.add(1).cast::<u8>(), bytes.len());71			Self(UnsafeCell::new(NonNull::new_unchecked(data)))72		}73	}74	pub fn new_bytes(bytes: &[u8]) -> Self {75		// SAFETY: is_utf8 is not set76		unsafe { Self::new_raw(bytes, false) }77	}78	#[allow(dead_code)]79	pub fn new_str(str: &str) -> Self {80		// SAFETY: strings always utf881		unsafe { Self::new_raw(str.as_bytes(), true) }82	}8384	// `slice::from_raw_parts` is not yet stabilized85	#[allow(clippy::missing_const_for_fn)]86	pub fn as_slice(&self) -> &[u8] {87		let header = Self::header(self);88		// SAFETY: data is not null, and it is correctly initialized89		let size = unsafe { (*header).size };90		// SAFETY: bytes after data is allocated to be exactly data.size in length91		unsafe {92			slice::from_raw_parts((*self.0.get()).as_ptr().add(1).cast::<u8>(), size as usize)93		}94	}9596	/// # Safety97	/// Data should be checked to be utf8 via [`check_utf8`] first98	pub unsafe fn as_str_unchecked(&self) -> &str {99		// SAFETY: data is checked100		unsafe { str::from_utf8_unchecked(self.as_slice()) }101	}102103	/// Check data to be utf-8104	///105	/// Positive results are cached106	pub fn check_utf8(this: &Self) -> bool {107		let header = Self::header_mut(this);108		// SAFETY: header is initialized109		if unsafe { (*header).is_utf8() } {110			return true;111		}112113		if str::from_utf8(this.as_slice()).is_ok() {114			// SAFETY: header is initialized115			unsafe { (*header).set_is_utf8() };116			true117		} else {118			false119		}120	}121122	/// Marks data as utf-8123	///124	/// # Safety125	/// data should be really utf-8126	pub unsafe fn assume_utf8(this: &Self) {127		let header = Self::header_mut(this);128		// SAFETY: header is correct129		unsafe { (*header).set_is_utf8() }130	}131132	fn header(this: &Self) -> *const InnerHeader {133		// Safety: in `new`, we allocate with correct alignment134		unsafe { (*this.0.get()).as_ptr() }135	}136	fn header_mut(this: &Self) -> *mut InnerHeader {137		// Safety: in `new`, we allocate with correct alignment138		unsafe { (*this.0.get()).as_ptr() }139	}140141	fn clone(this: &Self) -> Self {142		let header = Self::header_mut(this);143		// SAFETY: header is initialized144		unsafe {145			let refcnt = (*header).refcnt() + 1;146			(*header).set_refcnt(refcnt);147			Self(UnsafeCell::new(*this.0.get()))148		}149	}150151	pub fn ptr_eq(a: &Self, b: &Self) -> bool {152		Self::as_ptr(a) == Self::as_ptr(b)153	}154	pub fn as_ptr(this: &Self) -> *const u8 {155		// SAFETY: data is initialized156		unsafe { (*this.0.get()).as_ptr().add(1).cast() }157	}158159	pub fn strong_count(this: &Self) -> u32 {160		let header = Self::header(this);161		// SAFETY: header is initialized162		unsafe { (*header).refcnt() }163	}164165	pub fn len32(&self) -> u32 {166		let header = Self::header(self);167		// SAFETY: header is initialized168		unsafe { (*header).size }169	}170}171172impl Clone for Inner {173	fn clone(&self) -> Self {174		Self::clone(self)175	}176}177178impl Drop for Inner {179	fn drop(&mut self) {180		#[cold]181		#[inline(never)]182		fn dealloc(val: &Inner) {183			let header = Inner::header_mut(val);184			// Safety: Data is valid yet185			let size = unsafe { (*header).size as usize };186			// SAFETY: size is correct, layout is valid, data will not be used after this, as refcn == 0187			unsafe {188				alloc::dealloc(189					header.cast(),190					Layout::from_size_align_unchecked(191						mem::size_of::<InnerHeader>() + size,192						mem::align_of::<InnerHeader>(),193					),194				);195			}196		}197		let header = Self::header_mut(self);198		// SAFETY: header is initialized199		let refcnt = unsafe {200			let refcnt = (*header).refcnt() - 1;201			(*header).set_refcnt(refcnt);202			refcnt203		};204		if refcnt == 0 {205			dealloc(self);206		}207	}208}209210impl PartialEq for Inner {211	fn eq(&self, other: &Self) -> bool {212		Self::as_ptr(self) == Self::as_ptr(other) || self.as_slice().eq(other.as_slice())213	}214}215impl Hash for Inner {216	fn hash<H: Hasher>(&self, state: &mut H) {217		self.as_slice().hash(state);218	}219}220impl Eq for Inner {}221impl PartialOrd for Inner {222	fn partial_cmp(&self, other: &Self) -> Option<cmp::Ordering> {223		Some(self.cmp(other))224	}225}226impl Ord for Inner {227	fn cmp(&self, other: &Self) -> cmp::Ordering {228		self.as_slice().cmp(other.as_slice())229	}230}231232impl Borrow<[u8]> for Inner {233	fn borrow(&self) -> &[u8] {234		self.as_slice()235	}236}
modifiedcrates/jrsonnet-interner/src/lib.rsdiffbeforeafterboth
--- a/crates/jrsonnet-interner/src/lib.rs
+++ b/crates/jrsonnet-interner/src/lib.rs
@@ -53,6 +53,10 @@
 	pub fn cast_bytes(self) -> IBytes {
 		IBytes(self.0.clone())
 	}
+
+	pub fn len32(&self) -> u32 {
+		self.0.len32()
+	}
 }
 
 impl Deref for IStr {
modifiedcrates/jrsonnet-ir-parser/src/lib.rsdiffbeforeafterboth
--- a/crates/jrsonnet-ir-parser/src/lib.rs
+++ b/crates/jrsonnet-ir-parser/src/lib.rs
@@ -1038,7 +1038,7 @@
 	}
 	let e = expr(&mut p)?;
 	if !p.at_eof() {
-		return Err(p.error(format!("expected end of file, got {}", p.current_desc(),)));
+		return Err(p.error(format!("expected end of file, got {}", p.current_desc())));
 	}
 	Ok(e)
 }
@@ -1051,10 +1051,7 @@
 
 #[cfg(test)]
 mod tests {
-	use std::fs;
-
-	use insta::{assert_snapshot, glob};
-	use jrsonnet_ir::{IStr, Source};
+	use insta::assert_snapshot;
 
 	use super::*;
 
@@ -1159,6 +1156,11 @@
 	#[test]
 	#[cfg(not(feature = "exp-null-coaelse"))]
 	fn peg_snapshots() {
+		use std::fs;
+
+		use insta::glob;
+		use jrsonnet_ir::{IStr, Source};
+
 		glob!("../../jrsonnet-peg-parser/src", "tests/*.jsonnet", |path| {
 			let input = fs::read_to_string(path).expect("read test file");
 			let source = Source::new_virtual("<test>".into(), IStr::empty());
modifiedcrates/jrsonnet-peg-parser/src/lib.rsdiffbeforeafterboth
--- a/crates/jrsonnet-peg-parser/src/lib.rs
+++ b/crates/jrsonnet-peg-parser/src/lib.rs
@@ -433,16 +433,16 @@
 
 #[cfg(test)]
 mod tests {
-	use std::fs;
+	#[test]
+	#[cfg(not(feature = "exp-null-coaelse"))]
+	fn snapshots() {
+		use std::fs;
 
-	use insta::{assert_snapshot, glob};
-	use jrsonnet_ir::{IStr, Source};
+		use insta::{assert_snapshot, glob};
+		use jrsonnet_ir::{IStr, Source};
 
-	use crate::{ParserSettings, parse};
+		use crate::{ParserSettings, parse};
 
-	#[test]
-	#[cfg(not(feature = "exp-null-coaelse"))]
-	fn snapshots() {
 		glob!("tests/*.jsonnet", |path| {
 			let input = fs::read_to_string(path).expect("read test file");
 			let v = parse(
modifiedtests/cpp_test_suite_golden_override/error.array_large_index.jsonnet.goldendiffbeforeafterboth
--- a/tests/cpp_test_suite_golden_override/error.array_large_index.jsonnet.golden
+++ b/tests/cpp_test_suite_golden_override/error.array_large_index.jsonnet.golden
@@ -1 +1 @@
-array out of bounds: 4294967295 is not within [0,3)
\ No newline at end of file
+array out of bounds: 18446744073709552000 is not within [0,3)
\ No newline at end of file
modifiedtests/go_testdata_golden_override/string_index_negative.jsonnet.goldendiffbeforeafterboth
--- a/tests/go_testdata_golden_override/string_index_negative.jsonnet.golden
+++ b/tests/go_testdata_golden_override/string_index_negative.jsonnet.golden
@@ -1 +1 @@
-array out of bounds: -1 is not within [0,4)
\ No newline at end of file
+string out of bounds: -1 is not within [0,4)
\ No newline at end of file