79 lines
2.2 KiB
Rust
79 lines
2.2 KiB
Rust
use crate::{
|
|
compilation::{context::CompilationContext, JSONSchema},
|
|
error::{error, no_error, CompilationError, ErrorIterator, ValidationError},
|
|
keywords::{helpers, CompilationResult},
|
|
primitive_type::{PrimitiveType, PrimitiveTypesBitMap},
|
|
validator::Validate,
|
|
};
|
|
use serde_json::{Map, Value};
|
|
|
|
#[derive(Debug)]
|
|
pub(crate) struct EnumValidator {
|
|
options: Value,
|
|
// Types that occur in items
|
|
types: PrimitiveTypesBitMap,
|
|
items: Vec<Value>,
|
|
}
|
|
|
|
impl EnumValidator {
|
|
#[inline]
|
|
pub(crate) fn compile(schema: &Value) -> CompilationResult {
|
|
if let Value::Array(items) = schema {
|
|
let mut types = PrimitiveTypesBitMap::new();
|
|
for item in items.iter() {
|
|
types |= PrimitiveType::from(item);
|
|
}
|
|
Ok(Box::new(EnumValidator {
|
|
options: schema.clone(),
|
|
items: items.clone(),
|
|
types,
|
|
}))
|
|
} else {
|
|
Err(CompilationError::SchemaError)
|
|
}
|
|
}
|
|
}
|
|
|
|
impl Validate for EnumValidator {
|
|
fn validate<'a>(&self, schema: &'a JSONSchema, instance: &'a Value) -> ErrorIterator<'a> {
|
|
if !self.is_valid(schema, instance) {
|
|
error(ValidationError::enumeration(instance, &self.options))
|
|
} else {
|
|
no_error()
|
|
}
|
|
}
|
|
|
|
fn is_valid(&self, _: &JSONSchema, instance: &Value) -> bool {
|
|
// If the input value type is not in the types present among the enum options, then there
|
|
// is no reason to compare it against all items - we know that
|
|
// there are no items with such type at all
|
|
if self.types.contains_type(PrimitiveType::from(instance)) {
|
|
self.items.iter().any(|item| helpers::equal(instance, item))
|
|
} else {
|
|
false
|
|
}
|
|
}
|
|
}
|
|
|
|
impl ToString for EnumValidator {
|
|
fn to_string(&self) -> String {
|
|
format!(
|
|
"enum: [{}]",
|
|
self.items
|
|
.iter()
|
|
.map(Value::to_string)
|
|
.collect::<Vec<String>>()
|
|
.join(", ")
|
|
)
|
|
}
|
|
}
|
|
|
|
#[inline]
|
|
pub(crate) fn compile(
|
|
_: &Map<String, Value>,
|
|
schema: &Value,
|
|
_: &CompilationContext,
|
|
) -> Option<CompilationResult> {
|
|
Some(EnumValidator::compile(schema))
|
|
}
|