feat(ast_tools): add #[estree(no_parent)] attribute

Author: overlookmotel

tasks/ast_tools/src/derives/estree.rs

@@ -94,6 +94,7 @@ fn parse_estree_attr(location: AttrLocation, part: AttrPart) -> Result<()> {
             AttrPart::Tag("flatten") => struct_def.estree.flatten = true,
             AttrPart::Tag("no_type") => struct_def.estree.no_type = true,
             AttrPart::Tag("no_ts_def") => struct_def.estree.no_ts_def = true,
+            AttrPart::Tag("no_parent") => struct_def.estree.no_parent = true,
             AttrPart::List("add_fields", list) => {
                 for list_element in list {
                     let (name, value) = list_element.try_into_string()?;

tasks/ast_tools/src/generators/raw_transfer.rs

@@ -319,7 +319,8 @@ fn generate_struct(
 
         generator.generate_struct_fields(struct_def, 0, DeserializerType::Both);
 
-        let has_type_field = generator.fields.contains_key("type");
+        let needs_parent_field =
+            generator.fields.contains_key("type") && !struct_def.estree.no_parent;
 
         let mut all_fields_inline = true;
         for (field_name, StructFieldValue { value, deser_type, inline }) in generator.fields {
@@ -330,7 +331,7 @@ fn generate_struct(
                     DeserializerType::JsOnly => write_it!(fields_str, "...(!IS_TS && {value}),"),
                     DeserializerType::TsOnly => write_it!(fields_str, "...(IS_TS && {value}),"),
                 }
-            } else if inline || !has_type_field {
+            } else if inline || !needs_parent_field {
                 let value = if generator.dependent_field_names.contains(&field_name) {
                     write_it!(inline_preamble_str, "const {field_name} = {value};\n");
                     &field_name
@@ -378,7 +379,7 @@ fn generate_struct(
         }
 
         let mut parent_assignment_str = "";
-        if has_type_field {
+        if needs_parent_field {
             fields_str.push_str("...(PARENT && { parent }),\n");
 
             if !all_fields_inline {

tasks/ast_tools/src/schema/extensions/estree.rs

@@ -31,6 +31,8 @@ pub struct ESTreeStruct {
     /// Additional custom TS type definition to add along with the generated one.
     /// Does not include `export`.
     pub add_ts_def: Option<String>,
+    /// If `true`
+    pub no_parent: bool,
 }
 
 /// Configuration for ESTree generator on an enum.