feat(ast): normalize swc_ecma_ast serde output for ts-estree

crates/swc_ecma_ast/Cargo.toml

@@ -35,7 +35,7 @@ rkyv-impl = [
   "swc_atoms/rkyv-impl",
   "swc_common/rkyv-impl",
 ]
-serde-impl = ["serde"]
+serde-impl = ["serde", "dep:serde_json"]
 shrink-to-fit = [
   "dep:shrink-to-fit",
   "swc_atoms/shrink-to-fit",
@@ -54,6 +54,7 @@ rancor           = { workspace = true, optional = true }
 rkyv             = { workspace = true, optional = true }
 rustc-hash       = { workspace = true }
 serde            = { workspace = true, features = ["derive"], optional = true }
+serde_json       = { workspace = true, optional = true }
 shrink-to-fit    = { workspace = true, optional = true }
 unicode-id-start = { workspace = true }
 
@@ -66,3 +67,4 @@ cbor4ii = { workspace = true, features = ["use_std"], optional = true }
 
 [dev-dependencies]
 serde_json = { workspace = true }
+swc_ecma_parser = { version = "38.0.0", path = "../swc_ecma_parser", features = ["typescript"] }

crates/swc_ecma_ast/src/class.rs

@@ -21,6 +21,7 @@ use crate::{
 pub struct Class {
     pub span: Span,
 
+    #[cfg_attr(feature = "serde-impl", serde(default))]
     pub ctxt: SyntaxContext,
 
     #[cfg_attr(feature = "serde-impl", serde(default))]
@@ -278,6 +279,7 @@ pub struct PrivateMethod {
 pub struct Constructor {
     pub span: Span,
 
+    #[cfg_attr(feature = "serde-impl", serde(default))]
     pub ctxt: SyntaxContext,
 
     pub key: PropName,

crates/swc_ecma_ast/src/decl.rs

@@ -153,6 +153,7 @@ impl Take for ClassDecl {
 pub struct VarDecl {
     pub span: Span,
 
+    #[cfg_attr(feature = "serde-impl", serde(default))]
     pub ctxt: SyntaxContext,
 
     pub kind: VarDeclKind,

crates/swc_ecma_ast/src/expr.rs

@@ -997,6 +997,7 @@ impl Take for CondExpr {
 #[cfg_attr(feature = "shrink-to-fit", derive(shrink_to_fit::ShrinkToFit))]
 pub struct CallExpr {
     pub span: Span,
+    #[cfg_attr(feature = "serde-impl", serde(default))]
     pub ctxt: SyntaxContext,
 
     pub callee: Callee,
@@ -1026,6 +1027,7 @@ impl Take for CallExpr {
 pub struct NewExpr {
     pub span: Span,
 
+    #[cfg_attr(feature = "serde-impl", serde(default))]
     pub ctxt: SyntaxContext,
 
     pub callee: Box<Expr>,
@@ -1079,6 +1081,7 @@ impl Take for SeqExpr {
 pub struct ArrowExpr {
     pub span: Span,
 
+    #[cfg_attr(feature = "serde-impl", serde(default))]
     pub ctxt: SyntaxContext,
 
     pub params: Vec<Pat>,
@@ -1214,6 +1217,7 @@ impl Take for Tpl {
 pub struct TaggedTpl {
     pub span: Span,
 
+    #[cfg_attr(feature = "serde-impl", serde(default))]
     pub ctxt: SyntaxContext,
 
     pub tag: Box<Expr>,
@@ -1748,6 +1752,7 @@ impl Default for OptChainBase {
 pub struct OptCall {
     pub span: Span,
 
+    #[cfg_attr(feature = "serde-impl", serde(default))]
     pub ctxt: SyntaxContext,
 
     pub callee: Box<Expr>,

crates/swc_ecma_ast/src/function.rs

@@ -21,6 +21,7 @@ pub struct Function {
 
     pub span: Span,
 
+    #[cfg_attr(feature = "serde-impl", serde(default))]
     pub ctxt: SyntaxContext,
 
     #[cfg_attr(feature = "serde-impl", serde(default))]

crates/swc_ecma_ast/src/ident.rs

@@ -184,6 +184,7 @@ pub struct Ident {
     #[cfg_attr(feature = "__rkyv", rkyv(omit_bounds))]
     pub span: Span,
 
+    #[cfg_attr(feature = "serde-impl", serde(default))]
     #[cfg_attr(feature = "__rkyv", rkyv(omit_bounds))]
     pub ctxt: SyntaxContext,
 

crates/swc_ecma_ast/src/lib.rs

@@ -89,6 +89,8 @@ mod module_decl;
 mod operators;
 mod pat;
 mod prop;
+#[cfg(feature = "serde-impl")]
+mod serde_impl;
 mod source_map;
 mod stmt;
 mod typescript;

crates/swc_ecma_ast/src/module.rs

@@ -4,11 +4,58 @@ use swc_common::{ast_node, util::take::Take, EqIgnoreSpan, Span, DUMMY_SP};
 
 use crate::{module_decl::ModuleDecl, stmt::Stmt};
 
-#[ast_node]
-#[derive(Eq, Hash, Is, EqIgnoreSpan)]
+#[allow(clippy::derive_partial_eq_without_eq)]
+#[derive(
+    ::swc_common::FromVariant,
+    ::swc_common::Spanned,
+    Debug,
+    PartialEq,
+    ::swc_common::DeserializeEnum,
+    Clone,
+    Eq,
+    Hash,
+    Is,
+    EqIgnoreSpan,
+)]
 #[cfg_attr(feature = "arbitrary", derive(arbitrary::Arbitrary))]
 #[cfg_attr(feature = "shrink-to-fit", derive(shrink_to_fit::ShrinkToFit))]
+#[cfg_attr(swc_ast_unknown, non_exhaustive)]
+#[cfg_attr(
+    feature = "rkyv-impl",
+    derive(rkyv::Archive, rkyv::Serialize, rkyv::Deserialize)
+)]
+#[cfg_attr(
+    feature = "rkyv-impl",
+    rkyv(deserialize_bounds(__D::Error: rkyv::rancor::Source))
+)]
+#[cfg_attr(feature = "rkyv-impl", repr(u32))]
+#[cfg_attr(
+    feature = "rkyv-impl",
+    rkyv(
+        serialize_bounds(
+            __S: rkyv::ser::Writer + rkyv::ser::Allocator,
+            __S::Error: rkyv::rancor::Source
+        )
+    )
+)]
+#[cfg_attr(
+    feature = "rkyv-impl",
+    rkyv(bytecheck(bounds(
+        __C: rkyv::validation::ArchiveContext,
+        __C::Error: rkyv::rancor::Source
+    )))
+)]
+#[cfg_attr(
+    feature = "encoding-impl",
+    derive(::swc_common::Encode, ::swc_common::Decode)
+)]
 pub enum Program {
+    #[cfg(all(swc_ast_unknown, feature = "encoding-impl"))]
+    #[from_variant(ignore)]
+    #[span(unknown)]
+    #[encoding(unknown)]
+    Unknown(u32, swc_common::unknown::Unknown),
+
     #[tag("Module")]
     Module(Module),
     #[tag("Script")]