117 lines
3.9 KiB
Rust
117 lines
3.9 KiB
Rust
use crate::{
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compilation::{compile_validators, context::CompilationContext, JSONSchema},
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error::{no_error, ErrorIterator, ValidationError},
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keywords::{required, CompilationResult},
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paths::{InstancePath, JSONPointer},
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primitive_type::PrimitiveType,
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schema_node::SchemaNode,
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validator::{format_key_value_validators, Validate},
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};
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use serde_json::{Map, Value};
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pub(crate) struct DependenciesValidator {
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dependencies: Vec<(String, SchemaNode)>,
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}
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impl DependenciesValidator {
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#[inline]
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pub(crate) fn compile<'a>(
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schema: &'a Value,
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context: &CompilationContext,
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) -> CompilationResult<'a> {
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if let Value::Object(map) = schema {
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let keyword_context = context.with_path("dependencies");
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let mut dependencies = Vec::with_capacity(map.len());
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for (key, subschema) in map {
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let item_context = keyword_context.with_path(key.to_string());
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let s = match subschema {
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Value::Array(_) => {
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let validators = vec![required::compile_with_path(
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subschema,
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(&keyword_context.schema_path).into(),
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)
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.expect("The required validator compilation does not return None")?];
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SchemaNode::new_from_array(&keyword_context, validators)
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}
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_ => compile_validators(subschema, &item_context)?,
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};
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dependencies.push((key.clone(), s))
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}
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Ok(Box::new(DependenciesValidator { dependencies }))
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} else {
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Err(ValidationError::single_type_error(
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JSONPointer::default(),
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context.clone().into_pointer(),
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schema,
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PrimitiveType::Object,
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))
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}
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}
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}
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impl Validate for DependenciesValidator {
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fn is_valid(&self, schema: &JSONSchema, instance: &Value) -> bool {
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if let Value::Object(item) = instance {
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self.dependencies
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.iter()
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.filter(|(property, _)| item.contains_key(property))
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.all(move |(_, node)| node.is_valid(schema, instance))
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} else {
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true
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}
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}
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#[allow(clippy::needless_collect)]
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fn validate<'a, 'b>(
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&self,
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schema: &'a JSONSchema,
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instance: &'b Value,
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instance_path: &InstancePath,
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) -> ErrorIterator<'b> {
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if let Value::Object(item) = instance {
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let errors: Vec<_> = self
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.dependencies
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.iter()
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.filter(|(property, _)| item.contains_key(property))
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.flat_map(move |(_, node)| node.validate(schema, instance, instance_path))
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.collect();
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// TODO. custom error message for "required" case
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Box::new(errors.into_iter())
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} else {
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no_error()
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}
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}
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}
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impl core::fmt::Display for DependenciesValidator {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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write!(
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f,
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"dependencies: {{{}}}",
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format_key_value_validators(&self.dependencies)
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)
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}
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}
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#[inline]
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pub(crate) fn compile<'a>(
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_: &'a Map<String, Value>,
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schema: &'a Value,
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context: &CompilationContext,
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) -> Option<CompilationResult<'a>> {
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Some(DependenciesValidator::compile(schema, context))
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}
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#[cfg(test)]
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mod tests {
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use crate::tests_util;
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use serde_json::{json, Value};
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use test_case::test_case;
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#[test_case(&json!({"dependencies": {"bar": ["foo"]}}), &json!({"bar": 1}), "/dependencies")]
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#[test_case(&json!({"dependencies": {"bar": {"type": "string"}}}), &json!({"bar": 1}), "/dependencies/bar/type")]
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fn schema_path(schema: &Value, instance: &Value, expected: &str) {
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tests_util::assert_schema_path(schema, instance, expected)
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}
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}
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