git.delta.rocks / jrsonnet / refs/commits / a8b25fbfa77b

difftreelog

refactor(ir) flatten obj member

nztotvwkYaroslav Bolyukin2026-03-19parent: #9411dba.patch.diff
in: master

7 files changed

modifiedcrates/jrsonnet-evaluator/src/async_import.rsdiffbeforeafterboth
before · crates/jrsonnet-evaluator/src/async_import.rs
1use std::rc::Rc;2use std::{any::Any, cell::RefCell, future::Future};34use jrsonnet_gcmodule::Acyclic;5use jrsonnet_parser::{6	ArgsDesc, AssertExpr, AssertStmt, BindSpec, CompSpec, Destruct, Expr, FieldMember, FieldName,7	ForSpecData, IfElse, IfSpecData, ImportKind, Member, ObjBody, Param, ParamsDesc,8	ParserSettings, Slice, SliceDesc, Source, SourcePath, Spanned,9};10use rustc_hash::FxHashMap;1112use crate::{AsPathLike, FileData, ImportResolver, ResolvePathOwned, State};1314pub struct Import {15	path: ResolvePathOwned,16	expression: bool,17}1819pub struct FoundImports(Vec<Import>);2021// Visits all nodes, trying to find import statements22#[allow(clippy::too_many_lines)]23pub fn find_imports(expr: &Spanned<Expr>, out: &mut FoundImports) {24	fn in_destruct(dest: &Destruct, #[allow(unused_variables)] out: &mut FoundImports) {25		match dest {26			#[cfg(feature = "exp-destruct")]27			Destruct::Array {28				start,29				rest: _,30				end,31			} => {32				for dest in start {33					in_destruct(dest, out);34				}35				for dest in end {36					in_destruct(dest, out);37				}38			}39			#[cfg(feature = "exp-destruct")]40			Destruct::Object { fields, rest: _ } => {41				for (_, dest, default) in fields {42					if let Some(dest) = dest {43						in_destruct(dest, out);44					}45					if let Some(expr) = default {46						find_imports(expr, out);47					}48				}49			}50			#[cfg(feature = "exp-destruct")]51			Destruct::Skip => {}52			Destruct::Full(_) => {}53		}54	}55	fn in_compspec(specs: &[CompSpec], out: &mut FoundImports) {56		for spec in specs {57			match spec {58				CompSpec::IfSpec(IfSpecData(expr)) => find_imports(expr, out),59				CompSpec::ForSpec(ForSpecData(destruct, expr)) => {60					in_destruct(destruct, out);61					find_imports(expr, out);62				}63			}64		}65	}66	fn in_params(params: &ParamsDesc, out: &mut FoundImports) {67		for Param(dest, default) in &*params.0 {68			in_destruct(dest, out);69			if let Some(expr) = default {70				find_imports(expr, out);71			}72		}73	}74	fn in_bind(specs: &[BindSpec], out: &mut FoundImports) {75		for spec in specs {76			match spec {77				BindSpec::Field {78					into: dest,79					value: expr,80				} => {81					in_destruct(dest, out);82					find_imports(expr, out);83				}84				BindSpec::Function {85					name: _,86					params,87					value: expr,88				} => {89					in_params(params, out);90					find_imports(expr, out);91				}92			}93		}94	}95	fn in_args(ArgsDesc { unnamed, named }: &ArgsDesc, out: &mut FoundImports) {96		for expr in unnamed {97			find_imports(expr, out);98		}99		for (_, expr) in named {100			find_imports(expr, out);101		}102	}103	fn in_obj(obj: &ObjBody, out: &mut FoundImports) {104		match obj {105			ObjBody::MemberList(v) => {106				for member in v {107					match member {108						Member::Field(FieldMember {109							name,110							params,111							value,112							..113						}) => {114							match name {115								FieldName::Fixed(_) => {}116								FieldName::Dyn(expr) => find_imports(expr, out),117							}118							if let Some(params) = params {119								in_params(params, out);120							}121							find_imports(value, out);122						}123						Member::BindStmt(_) => todo!(),124						Member::AssertStmt(assert) => {125							find_imports(&assert.0, out);126							if let Some(expr) = &assert.1 {127								find_imports(expr, out);128							}129						}130					}131				}132			}133			ObjBody::ObjComp(_) => todo!(),134		}135	}136	match &**expr {137		Expr::Import(_, v) => {138			if let Expr::Str(s) = &***v {139				out.0.push(Import {140					path: ResolvePathOwned::Str(s.to_string()),141					expression: matches!(&**expr, Expr::Import(ImportKind::Normal, _)),142				});143			}144			// Non-string import will fail in runtime145		}146147		Expr::Literal(_) | Expr::Str(_) | Expr::Num(_) | Expr::Var(_) => {}148149		Expr::Arr(arr) => {150			for expr in &**arr {151				find_imports(expr, out);152			}153		}154		Expr::ArrComp(expr, specs) => {155			find_imports(expr, out);156			in_compspec(specs, out);157		}158		Expr::Obj(obj) => in_obj(obj, out),159		Expr::ObjExtend(expr, obj) => {160			find_imports(expr, out);161			in_obj(obj, out);162		}163		Expr::BinaryOp(binop) => {164			find_imports(&binop.lhs, out);165			find_imports(&binop.rhs, out);166		}167		Expr::AssertExpr(assert) => {168			let AssertExpr {169				assert: AssertStmt(expr, expr2),170				rest,171			} = &**assert;172			find_imports(expr, out);173			if let Some(expr) = expr2 {174				find_imports(expr, out);175			}176			find_imports(rest, out);177		}178		Expr::LocalExpr(specs, expr) => {179			in_bind(specs, out);180			find_imports(expr, out);181		}182		Expr::Apply(expr, args, _) => {183			find_imports(expr, out);184			in_args(args, out);185		}186		Expr::Index { indexable, parts } => {187			find_imports(indexable, out);188			for part in parts {189				find_imports(&part.value, out);190			}191		}192		Expr::Function(params, expr) => {193			in_params(params, out);194			find_imports(expr, out);195		}196		Expr::IfElse(if_else) => {197			let IfElse {198				cond: IfSpecData(expr),199				cond_then,200				cond_else,201			} = &**if_else;202			find_imports(expr, out);203			find_imports(cond_then, out);204			if let Some(expr) = cond_else {205				find_imports(expr, out);206			}207		}208		Expr::Slice(slice) => {209			let Slice {210				value,211				slice: SliceDesc { start, end, step },212			} = &**slice;213			find_imports(value, out);214			if let Some(expr) = start {215				find_imports(expr, out);216			}217			if let Some(expr) = end {218				find_imports(expr, out);219			}220			if let Some(expr) = step {221				find_imports(expr, out);222			}223		}224		Expr::UnaryOp(_, expr) | Expr::ErrorStmt(expr) => {225			find_imports(expr, out);226		}227	}228}229230pub trait AsyncImportResolver {231	type Error;232	/// Resolves file path, e.g. `(/home/user/manifests, b.libjsonnet)` can correspond233	/// both to `/home/user/manifests/b.libjsonnet` and to `/home/user/${vendor}/b.libjsonnet`234	/// where `${vendor}` is a library path.235	///236	/// `from` should only be returned from [`ImportResolver::resolve`],237	/// or from other defined file, any other value may result in panic238	fn resolve_from(239		&self,240		from: &SourcePath,241		path: &dyn AsPathLike,242	) -> impl Future<Output = Result<SourcePath, Self::Error>>;243	fn resolve_from_default(244		&self,245		path: &dyn AsPathLike,246	) -> impl Future<Output = Result<SourcePath, Self::Error>> {247		async { self.resolve_from(&SourcePath::default(), path).await }248	}249250	/// Load resolved file251	/// This should only be called with value returned252	/// from [`ImportResolver::resolve_file`]/[`ImportResolver::resolve`],253	/// this cannot be resolved using associated type,254	/// as the evaluator uses object instead of generic for [`ImportResolver`]255	fn load_file_contents(256		&self,257		resolved: &SourcePath,258	) -> impl Future<Output = Result<Vec<u8>, Self::Error>>;259}260261#[derive(Acyclic)]262struct ResolvedImportResolver {263	resolved: RefCell<FxHashMap<(SourcePath, ResolvePathOwned), (SourcePath, bool)>>,264}265impl ImportResolver for ResolvedImportResolver {266	fn load_file_contents(&self, _resolved: &SourcePath) -> crate::Result<Vec<u8>> {267		unreachable!("all files should be loaded at this point");268	}269270	fn resolve_from(&self, from: &SourcePath, path: &dyn AsPathLike) -> crate::Result<SourcePath> {271		Ok(self272			.resolved273			.borrow()274			.get(&(from.clone(), path.as_path().to_owned()))275			.expect("all imports should be resolved at this point")276			.0277			.clone())278	}279280	fn resolve_from_default(&self, path: &dyn AsPathLike) -> crate::Result<SourcePath> {281		self.resolve_from(&SourcePath::default(), path)282	}283}284285enum Job {286	LoadFile { path: SourcePath, parse: bool },287	ParseFile(SourcePath),288	ResolveImport { from: SourcePath, import: Import },289}290291#[allow(clippy::future_not_send)]292pub async fn async_import<H>(s: State, handler: H, path: &dyn AsPathLike) -> Result<(), H::Error>293where294	H: AsyncImportResolver,295{296	let resolved = (s.import_resolver() as &dyn Any)297		.downcast_ref::<ResolvedImportResolver>()298		.expect("for async imports, import_resolver should be set to ResolvedImportResolver");299300	let mut resolved_map = resolved.resolved.borrow_mut();301302	let mut queue = vec![Job::LoadFile {303		path: handler.resolve_from_default(path).await?,304		parse: true,305	}];306	while let Some(job) = queue.pop() {307		match job {308			Job::LoadFile { path, parse } => {309				if !s.0.file_cache.borrow().contains_key(&path) {310					let data = handler.load_file_contents(&path).await?;311					s.0.file_cache312						.borrow_mut()313						.insert(path.clone(), FileData::new_bytes(data.as_slice().into()));314				}315				if parse {316					queue.push(Job::ParseFile(path));317				}318			}319			Job::ParseFile(path) => {320				if let Some(file) = s.0.file_cache.borrow_mut().get_mut(&path) {321					if file.parsed.is_none() {322						let Some(code) = file.get_string() else {323							continue;324						};325						let source = Source::new(path.clone(), code.clone());326						// If failed - then skip import327						file.parsed = jrsonnet_parser::parse(&code, &ParserSettings { source })328							.map(Rc::new)329							.ok();330						if let Some(parsed) = &file.parsed {331							let mut imports = FoundImports(vec![]);332							find_imports(parsed, &mut imports);333							for import in imports.0 {334								queue.push(Job::ResolveImport {335									from: path.clone(),336									import,337								});338							}339						}340					}341				}342			}343			Job::ResolveImport { from, import } => {344				if let Some((resolved, expression)) =345					resolved_map.get_mut(&(from.clone(), import.path.clone()))346				{347					if import.expression && !*expression {348						*expression = true;349						queue.push(Job::ParseFile(resolved.clone()));350					}351					continue;352				}353				let resolved = handler.resolve_from(&from, &import.path).await?;354				queue.push(Job::LoadFile {355					path: resolved,356					parse: import.expression,357				});358			}359		}360	}361	Ok(())362}
modifiedcrates/jrsonnet-evaluator/src/evaluate/mod.rsdiffbeforeafterboth
--- a/crates/jrsonnet-evaluator/src/evaluate/mod.rs
+++ b/crates/jrsonnet-evaluator/src/evaluate/mod.rs
@@ -4,7 +4,7 @@
 use jrsonnet_interner::IStr;
 use jrsonnet_parser::{
 	ArgsDesc, AssertStmt, BinaryOpType, BindSpec, CompSpec, Expr, FieldMember, FieldName,
-	ForSpecData, IfSpecData, ImportKind, LiteralType, Member, ObjBody, ParamsDesc, Spanned,
+	ForSpecData, IfSpecData, ImportKind, LiteralType, ObjBody, ObjMembers, ParamsDesc, Spanned,
 };
 use jrsonnet_types::ValType;
 use rustc_hash::FxHashMap;
@@ -282,48 +282,38 @@
 }
 
 #[allow(clippy::too_many_lines)]
-pub fn evaluate_member_list_object(ctx: Context, members: &[Member]) -> Result<ObjValue> {
+pub fn evaluate_member_list_object(ctx: Context, members: &ObjMembers) -> Result<ObjValue> {
 	let mut builder = ObjValueBuilder::new();
-	let locals = Rc::new(
-		members
-			.iter()
-			.filter_map(|m| match m {
-				Member::BindStmt(bind) => Some(bind.clone()),
-				_ => None,
-			})
-			.collect::<Vec<_>>(),
-	);
+	let locals = members.locals.clone();
 
 	// We have single context for all fields, so we can cache binds
 	let uctx = CachedUnbound::new(evaluate_object_locals(ctx.clone(), locals));
 
-	for member in members {
-		match member {
-			Member::Field(field) => {
-				evaluate_field_member(&mut builder, ctx.clone(), uctx.clone(), field)?;
-			}
-			Member::AssertStmt(stmt) => {
-				#[derive(Trace)]
-				struct ObjectAssert<B: Trace> {
-					uctx: B,
-					assert: Rc<AssertStmt>,
+	for field in &members.fields {
+		evaluate_field_member(&mut builder, ctx.clone(), uctx.clone(), &field)?;
+	}
+
+	if !members.asserts.is_empty() {
+		#[derive(Trace)]
+		struct ObjectAssert<B: Trace> {
+			uctx: B,
+			asserts: Rc<Vec<AssertStmt>>,
+		}
+		impl<B: Unbound<Bound = Context>> ObjectAssertion for ObjectAssert<B> {
+			fn run(&self, sup_this: SupThis) -> Result<()> {
+				let ctx = self.uctx.bind(sup_this)?;
+				for assert in &*self.asserts {
+					evaluate_assert(ctx.clone(), &assert)?;
 				}
-				impl<B: Unbound<Bound = Context>> ObjectAssertion for ObjectAssert<B> {
-					fn run(&self, sup_this: SupThis) -> Result<()> {
-						let ctx = self.uctx.bind(sup_this)?;
-						evaluate_assert(ctx, &self.assert)
-					}
-				}
-				builder.assert(ObjectAssert {
-					uctx: uctx.clone(),
-					assert: stmt.clone(),
-				});
-			}
-			Member::BindStmt(_) => {
-				// Already handled
+				Ok(())
 			}
 		}
+		builder.assert(ObjectAssert {
+			uctx: uctx.clone(),
+			asserts: members.asserts.clone(),
+		});
 	}
+
 	Ok(builder.build())
 }
 
@@ -332,13 +322,7 @@
 		ObjBody::MemberList(members) => evaluate_member_list_object(ctx, members)?,
 		ObjBody::ObjComp(obj) => {
 			let mut builder = ObjValueBuilder::new();
-			let locals = Rc::new(
-				obj.pre_locals
-					.iter()
-					.chain(obj.post_locals.iter())
-					.cloned()
-					.collect::<Vec<_>>(),
-			);
+			let locals = obj.locals.clone();
 			evaluate_comp(ctx, &obj.compspecs, &mut |ctx| {
 				let uctx = evaluate_object_locals(ctx.clone(), locals.clone());
 
modifiedcrates/jrsonnet-parser/src/expr.rsdiffbeforeafterboth
--- a/crates/jrsonnet-parser/src/expr.rs
+++ b/crates/jrsonnet-parser/src/expr.rs
@@ -47,10 +47,10 @@
 }
 
 #[derive(Debug, PartialEq, Acyclic)]
-pub enum Member {
+pub(crate) enum Member {
 	Field(FieldMember),
 	BindStmt(BindSpec),
-	AssertStmt(Rc<AssertStmt>),
+	AssertStmt(AssertStmt),
 }
 
 #[derive(Debug, Clone, Copy, PartialEq, Eq, Acyclic)]
@@ -240,7 +240,7 @@
 	}
 }
 
-#[derive(Debug, Clone, PartialEq, Acyclic)]
+#[derive(Debug, PartialEq, Acyclic)]
 pub enum BindSpec {
 	Field {
 		into: Destruct,
@@ -275,15 +275,21 @@
 
 #[derive(Debug, PartialEq, Acyclic)]
 pub struct ObjComp {
-	pub pre_locals: Vec<BindSpec>,
+	pub locals: Rc<Vec<BindSpec>>,
 	pub field: Rc<FieldMember>,
-	pub post_locals: Vec<BindSpec>,
 	pub compspecs: Vec<CompSpec>,
 }
 
 #[derive(Debug, PartialEq, Acyclic)]
+pub struct ObjMembers {
+	pub locals: Rc<Vec<BindSpec>>,
+	pub asserts: Rc<Vec<AssertStmt>>,
+	pub fields: Vec<FieldMember>,
+}
+
+#[derive(Debug, PartialEq, Acyclic)]
 pub enum ObjBody {
-	MemberList(Vec<Member>),
+	MemberList(ObjMembers),
 	ObjComp(ObjComp),
 }
 
modifiedcrates/jrsonnet-parser/src/lib.rsdiffbeforeafterboth
--- a/crates/jrsonnet-parser/src/lib.rs
+++ b/crates/jrsonnet-parser/src/lib.rs
@@ -139,8 +139,8 @@
 			/ obj:destruct_object(s) {obj}
 
 		pub rule bind(s: &ParserSettings) -> expr::BindSpec
-			= into:destruct(s) _ "=" _ expr:expr(s) {expr::BindSpec::Field{into, value: Rc::new(expr)}}
-			/ name:id() _ "(" _ params:params(s) _ ")" _ "=" _ expr:expr(s) {expr::BindSpec::Function{name, params, value: Rc::new(expr)}}
+			= into:destruct(s) _ "=" _ value:expr(s) {expr::BindSpec::Field{into, value: Rc::new(value)}}
+			/ name:id() _ "(" _ params:params(s) _ ")" _ "=" _ value:expr(s) {expr::BindSpec::Function{name, params, value: Rc::new(value)}}
 
 		pub rule assertion(s: &ParserSettings) -> expr::AssertStmt
 			= keyword("assert") _ cond:expr(s) msg:(_ ":" _ e:expr(s) {e})? { expr::AssertStmt(cond, msg) }
@@ -207,20 +207,35 @@
 			= keyword("local") _ bind:bind(s) {bind}
 		pub rule member(s: &ParserSettings) -> expr::Member
 			= bind:obj_local(s) {expr::Member::BindStmt(bind)}
-			/ assertion:assertion(s) {expr::Member::AssertStmt(Rc::new(assertion))}
+			/ assertion:assertion(s) {expr::Member::AssertStmt(assertion)}
 			/ field:field(s) {expr::Member::Field(field)}
 		pub rule objinside(s: &ParserSettings) -> expr::ObjBody
 			= pre_locals:(b: obj_local(s) comma() {b})* &"[" field:field(s) post_locals:(comma() b:obj_local(s) {b})* _ ("," _)? forspec:forspec(s) others:(_ rest:compspec(s) {rest})? {
 				let mut compspecs = vec![CompSpec::ForSpec(forspec)];
 				compspecs.extend(others.unwrap_or_default());
+				let mut locals = pre_locals;
+				locals.extend(post_locals);
 				expr::ObjBody::ObjComp(expr::ObjComp{
-					pre_locals,
+					locals: Rc::new(locals),
 					field: Rc::new(field),
-					post_locals,
 					compspecs,
 				})
 			}
-			/ members:(member(s) ** comma()) comma()? {expr::ObjBody::MemberList(members)}
+			/ members:(member(s) ** comma()) comma()? {
+				let mut locals = Vec::new();
+				let mut asserts = Vec::new();
+				let mut fields = Vec::new();
+				for member in members {
+					match member {
+						Member::Field(field_member) => fields.push(field_member),
+						Member::BindStmt(bind_spec) => locals.push(bind_spec),
+						Member::AssertStmt(assert_stmt) => asserts.push(assert_stmt),
+					}
+				}
+				expr::ObjBody::MemberList(ObjMembers {
+					locals: Rc::new(locals), asserts: Rc::new(asserts), fields
+				})
+			}
 		pub rule ifspec(s: &ParserSettings) -> IfSpecData
 			= keyword("if") _ expr:expr(s) {IfSpecData(expr)}
 		pub rule forspec(s: &ParserSettings) -> ForSpecData
modifiedcrates/jrsonnet-parser/src/snapshots/jrsonnet_parser__tests__add_location_info_to_all_sub_expressions.snapdiffbeforeafterboth
--- a/crates/jrsonnet-parser/src/snapshots/jrsonnet_parser__tests__add_location_info_to_all_sub_expressions.snap
+++ b/crates/jrsonnet-parser/src/snapshots/jrsonnet_parser__tests__add_location_info_to_all_sub_expressions.snap
@@ -7,12 +7,16 @@
         lhs: ObjExtend(
             Obj(
                 MemberList(
-                    [],
+                    ObjMembers {
+                        locals: [],
+                        asserts: [],
+                        fields: [],
+                    },
                 ),
             ) from virtual:<test>:0-2,
             MemberList(
-                [
-                    BindStmt(
+                ObjMembers {
+                    locals: [
                         Field {
                             into: Full(
                                 "x",
@@ -21,8 +25,9 @@
                                 1.0,
                             ) from virtual:<test>:15-16,
                         },
-                    ),
-                    Field(
+                    ],
+                    asserts: [],
+                    fields: [
                         FieldMember {
                             name: Fixed(
                                 "x",
@@ -34,14 +39,18 @@
                                 "x",
                             ) from virtual:<test>:21-22,
                         },
-                    ),
-                ],
+                    ],
+                },
             ),
         ) from virtual:<test>:0-24,
         op: Add,
         rhs: Obj(
             MemberList(
-                [],
+                ObjMembers {
+                    locals: [],
+                    asserts: [],
+                    fields: [],
+                },
             ),
         ) from virtual:<test>:27-29,
     },
modifiedcrates/jrsonnet-parser/src/snapshots/jrsonnet_parser__tests__empty_object.snapdiffbeforeafterboth
--- a/crates/jrsonnet-parser/src/snapshots/jrsonnet_parser__tests__empty_object.snap
+++ b/crates/jrsonnet-parser/src/snapshots/jrsonnet_parser__tests__empty_object.snap
@@ -4,6 +4,10 @@
 ---
 Obj(
     MemberList(
-        [],
+        ObjMembers {
+            locals: [],
+            asserts: [],
+            fields: [],
+        },
     ),
 ) from virtual:<test>:0-2
modifiedcrates/jrsonnet-parser/src/snapshots/jrsonnet_parser__tests__missing_newline_between_comment_and_eof.snapdiffbeforeafterboth
--- a/crates/jrsonnet-parser/src/snapshots/jrsonnet_parser__tests__missing_newline_between_comment_and_eof.snap
+++ b/crates/jrsonnet-parser/src/snapshots/jrsonnet_parser__tests__missing_newline_between_comment_and_eof.snap
@@ -4,8 +4,10 @@
 ---
 Obj(
     MemberList(
-        [
-            Field(
+        ObjMembers {
+            locals: [],
+            asserts: [],
+            fields: [
                 FieldMember {
                     name: Fixed(
                         "a",
@@ -17,7 +19,7 @@
                         1.0,
                     ) from virtual:<test>:3-4,
                 },
-            ),
-        ],
+            ],
+        },
     ),
 ) from virtual:<test>:0-5