58 lines
1.5 KiB
Rust
58 lines
1.5 KiB
Rust
use crate::{
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compilation::{context::CompilationContext, JSONSchema},
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error::{error, no_error, CompilationError, ErrorIterator, ValidationError},
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keywords::CompilationResult,
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validator::Validate,
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};
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use serde_json::{Map, Value};
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pub(crate) struct MaxItemsValidator {
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limit: u64,
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}
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impl MaxItemsValidator {
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#[inline]
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pub(crate) fn compile(schema: &Value) -> CompilationResult {
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if let Some(limit) = schema.as_u64() {
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Ok(Box::new(MaxItemsValidator { limit }))
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} else {
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Err(CompilationError::SchemaError)
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}
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}
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}
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impl Validate for MaxItemsValidator {
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fn is_valid(&self, _: &JSONSchema, instance: &Value) -> bool {
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if let Value::Array(items) = instance {
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if (items.len() as u64) > self.limit {
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return false;
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}
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}
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true
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}
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fn validate<'a>(&self, _: &'a JSONSchema, instance: &'a Value) -> ErrorIterator<'a> {
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if let Value::Array(items) = instance {
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if (items.len() as u64) > self.limit {
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return error(ValidationError::max_items(instance, self.limit));
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}
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}
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no_error()
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}
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}
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impl ToString for MaxItemsValidator {
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fn to_string(&self) -> String {
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format!("maxItems: {}", self.limit)
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}
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}
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#[inline]
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pub(crate) fn compile(
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_: &Map<String, Value>,
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schema: &Value,
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_: &CompilationContext,
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) -> Option<CompilationResult> {
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Some(MaxItemsValidator::compile(schema))
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}
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