jsonschema-rs/jsonschema/src/keywords/any_of.rs

125 lines
3.6 KiB
Rust

use crate::compilation::ValidatorArena;
use crate::{
compilation::{compile_validators, context::CompilationContext},
error::{error, no_error, ErrorIterator, ValidationError},
paths::InstancePath,
primitive_type::PrimitiveType,
schema_node::SchemaNode,
validator::{format_iter_of_validators, PartialApplication, Validate},
};
use serde_json::{Map, Value};
use super::CompilationResult;
use crate::paths::JSONPointer;
pub(crate) struct AnyOfValidator {
schemas: Vec<SchemaNode>,
schema_path: JSONPointer,
}
impl AnyOfValidator {
#[inline]
pub(crate) fn compile<'a>(
schema: &'a Value,
context: &CompilationContext,
arena: &mut ValidatorArena,
) -> CompilationResult<'a> {
if let Value::Array(items) = schema {
let keyword_context = context.with_path("anyOf");
let mut schemas = Vec::with_capacity(items.len());
for (idx, item) in items.iter().enumerate() {
let item_context = keyword_context.with_path(idx);
let node = compile_validators(item, &item_context, arena)?;
schemas.push(node)
}
Ok(Box::new(AnyOfValidator {
schemas,
schema_path: keyword_context.into_pointer(),
}))
} else {
Err(ValidationError::single_type_error(
JSONPointer::default(),
context.clone().into_pointer(),
schema,
PrimitiveType::Array,
))
}
}
}
impl Validate for AnyOfValidator {
fn is_valid(&self, instance: &Value) -> bool {
self.schemas.iter().any(|s| s.is_valid(instance))
}
fn validate<'instance>(
&self,
instance: &'instance Value,
instance_path: &InstancePath,
) -> ErrorIterator<'instance> {
if self.is_valid(instance) {
no_error()
} else {
error(ValidationError::any_of(
self.schema_path.clone(),
instance_path.into(),
instance,
))
}
}
fn apply<'a>(
&'a self,
instance: &Value,
instance_path: &InstancePath,
) -> PartialApplication<'a> {
let mut successes = Vec::new();
let mut failures = Vec::new();
for node in &self.schemas {
let result = node.apply_rooted(instance, instance_path);
if result.is_valid() {
successes.push(result);
} else {
failures.push(result);
}
}
if successes.is_empty() {
failures.into_iter().collect()
} else {
successes.into_iter().collect()
}
}
}
impl core::fmt::Display for AnyOfValidator {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
write!(
f,
"anyOf: [{}]",
format_iter_of_validators(self.schemas.iter().map(SchemaNode::validators))
)
}
}
#[inline]
pub(crate) fn compile<'a>(
_: &'a Map<String, Value>,
schema: &'a Value,
context: &CompilationContext,
arena: &mut ValidatorArena,
) -> Option<CompilationResult<'a>> {
Some(AnyOfValidator::compile(schema, context, arena))
}
#[cfg(test)]
mod tests {
use crate::tests_util;
use serde_json::{json, Value};
use test_case::test_case;
#[test_case(&json!({"anyOf": [{"type": "string"}]}), &json!(1), "/anyOf")]
#[test_case(&json!({"anyOf": [{"type": "integer"}, {"type": "string"}]}), &json!({}), "/anyOf")]
fn schema_path(schema: &Value, instance: &Value, expected: &str) {
tests_util::assert_schema_path(schema, instance, expected)
}
}