unevaluatedProperties now cascade infinitely down their leaf when strict validation mode is on

validator/src/lib.rs

@@ -194,7 +194,7 @@ impl Schemas {
     &'s self,
     v: &'v Value,
     sch_index: SchemaIndex,
-    options: Option<&'s ValidationOptions>,
+    options: Option<ValidationOptions>,
   ) -> Result<(), ValidationError<'s, 'v>> {
     let Some(sch) = self.list.get(sch_index.0) else {
       panic!("Schemas::validate: schema index out of bounds");

validator/src/validator.rs

@@ -20,7 +20,7 @@ pub(crate) fn validate<'s, 'v>(
   v: &'v Value,
   schema: &'s Schema,
   schemas: &'s Schemas,
-  options: Option<&'s ValidationOptions>,
+  options: Option<ValidationOptions>,
 ) -> Result<(), ValidationError<'s, 'v>> {
   let scope = Scope {
     sch: schema.idx,
@@ -29,7 +29,7 @@ pub(crate) fn validate<'s, 'v>(
     parent: None,
   };
   let mut vloc = Vec::with_capacity(8);
-  let be_strict = options.map_or(false, |o| o.be_strict);
+  let options = options.unwrap_or_default();
   let (result, _) = Validator {
     v,
     vloc: &mut vloc,
@@ -37,7 +37,7 @@ pub(crate) fn validate<'s, 'v>(
     schemas,
     scope,
     options,
-    uneval: Uneval::from(v, schema, be_strict),
+    uneval: Uneval::from(v, schema, options.be_strict),
     errors: vec![],
     bool_result: false,
   }
@@ -89,7 +89,7 @@ struct Validator<'v, 's, 'd, 'e> {
   schema: &'s Schema,
   schemas: &'s Schemas,
   scope: Scope<'d>,
-  options: Option<&'s ValidationOptions>,
+  options: ValidationOptions,
   uneval: Uneval<'v>,
   errors: Vec<ValidationError<'s, 'v>>,
   bool_result: bool, // is interested to know valid or not (but not actuall error)
@@ -296,7 +296,7 @@ impl<'v> Validator<'v, '_, '_, '_> {
     if let Some(sch) = &s.property_names {
       for pname in obj.keys() {
         let v = Value::String(pname.to_owned());
-        if let Err(mut e) = self.schemas.validate(&v, *sch, self.options) {
+        if let Err(mut e) = self.schemas.validate(&v, *sch, Some(self.options)) {
           e.schema_url = &s.loc;
           e.kind = ErrorKind::PropertyName {
             prop: pname.to_owned(),
@@ -510,7 +510,7 @@ impl<'v> Validator<'v, '_, '_, '_> {
 
     // contentSchema --
     if let (Some(sch), Some(v)) = (s.content_schema, deserialized) {
-      if let Err(mut e) = self.schemas.validate(&v, sch, self.options) {
+      if let Err(mut e) = self.schemas.validate(&v, sch, Some(self.options)) {
         e.schema_url = &s.loc;
         e.kind = kind!(ContentSchema);
         self.errors.push(e.clone_static());
@@ -762,8 +762,6 @@ impl Validator<'_, '_, '_, '_> {
       };
     }
 
-    let be_strict = self.options.map_or(false, |o| o.be_strict);
-
     // unevaluatedProperties --
     if let Value::Object(obj) = v {
       if let Some(sch_idx) = s.unevaluated_properties {
@@ -786,7 +784,7 @@ impl Validator<'_, '_, '_, '_> {
           }
           self.uneval.props.clear();
         }
-      } else if be_strict && !self.bool_result {
+      } else if self.options.be_strict && !self.bool_result {
         // 2. Runtime strictness check
         if !self.uneval.props.is_empty() {
           let props: Vec<Cow<str>> = self.uneval.props.iter().map(|p| Cow::from((*p).as_str())).collect();
@@ -824,15 +822,27 @@ impl<'v, 's> Validator<'v, 's, '_, '_> {
     }
     let scope = self.scope.child(sch, None, self.scope.vid + 1);
     let schema = &self.schemas.get(sch);
-    let be_strict = self.options.map_or(false, |o| o.be_strict);
+
+    // Check if the new schema turns off strictness
+    let allows_unevaluated = schema.boolean == Some(true) ||
+        if let Some(idx) = schema.unevaluated_properties {
+            self.schemas.get(idx).boolean == Some(true)
+        } else {
+            false
+        };
+    let mut new_options = self.options;
+    if allows_unevaluated {
+        new_options.be_strict = false;
+    }
+
     let (result, _reply) = Validator {
       v,
       vloc: self.vloc,
       schema,
       schemas: self.schemas,
       scope,
-      options: self.options,
-      uneval: Uneval::from(v, schema, be_strict || !self.uneval.is_empty()),
+      options: new_options,
+      uneval: Uneval::from(v, schema, new_options.be_strict || !self.uneval.is_empty()),
       errors: vec![],
       bool_result: self.bool_result,
     }
@@ -849,13 +859,26 @@ impl<'v, 's> Validator<'v, 's, '_, '_> {
   ) -> Result<(), ValidationError<'s, 'v>> {
     let scope = self.scope.child(sch, ref_kw, self.scope.vid);
     let schema = &self.schemas.get(sch);
+
+    // Check if the new schema turns off strictness
+    let allows_unevaluated = schema.boolean == Some(true) ||
+        if let Some(idx) = schema.unevaluated_properties {
+            self.schemas.get(idx).boolean == Some(true)
+        } else {
+            false
+        };
+    let mut new_options = self.options;
+    if allows_unevaluated {
+        new_options.be_strict = false;
+    }
+
     let (result, reply) = Validator {
       v: self.v,
       vloc: self.vloc,
       schema,
       schemas: self.schemas,
       scope,
-      options: self.options,
+      options: new_options,
       uneval: self.uneval.clone(),
       errors: vec![],
       bool_result: self.bool_result || bool_result,