jsonschema-rs/jsonschema/src/keywords/not.rs

56 lines
1.5 KiB
Rust

use crate::{
compilation::{compile_validators, context::CompilationContext, JSONSchema},
error::{error, no_error, ErrorIterator, ValidationError},
keywords::{format_validators, CompilationResult, Validators},
validator::Validate,
};
use serde_json::{Map, Value};
pub(crate) struct NotValidator {
// needed only for error representation
original: Value,
validators: Validators,
}
impl NotValidator {
#[inline]
pub(crate) fn compile(schema: &Value, context: &CompilationContext) -> CompilationResult {
Ok(Box::new(NotValidator {
original: schema.clone(),
validators: compile_validators(schema, context)?,
}))
}
}
impl Validate for NotValidator {
fn is_valid(&self, schema: &JSONSchema, instance: &Value) -> bool {
!self
.validators
.iter()
.all(|validator| validator.is_valid(schema, instance))
}
fn validate<'a>(&self, schema: &'a JSONSchema, instance: &'a Value) -> ErrorIterator<'a> {
if self.is_valid(schema, instance) {
no_error()
} else {
error(ValidationError::not(instance, self.original.clone()))
}
}
}
impl ToString for NotValidator {
fn to_string(&self) -> String {
format!("not: {}", format_validators(&self.validators))
}
}
#[inline]
pub(crate) fn compile(
_: &Map<String, Value>,
schema: &Value,
context: &CompilationContext,
) -> Option<CompilationResult> {
Some(NotValidator::compile(schema, context))
}