118 lines
3.6 KiB
Rust
118 lines
3.6 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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use std::f64::EPSILON;
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pub(crate) struct MultipleOfFloatValidator {
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multiple_of: f64,
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}
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impl MultipleOfFloatValidator {
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#[inline]
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pub(crate) fn compile(multiple_of: f64) -> CompilationResult {
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Ok(Box::new(MultipleOfFloatValidator { multiple_of }))
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}
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}
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impl Validate for MultipleOfFloatValidator {
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fn is_valid(&self, _: &JSONSchema, instance: &Value) -> bool {
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if let Value::Number(item) = instance {
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let item = item.as_f64().expect("Always valid");
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let remainder = (item / self.multiple_of) % 1.;
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if !(remainder < EPSILON && remainder < (1. - EPSILON)) {
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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::Number(item) = instance {
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let item = item.as_f64().expect("Always valid");
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let remainder = (item / self.multiple_of) % 1.;
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if !(remainder < EPSILON && remainder < (1. - EPSILON)) {
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return error(ValidationError::multiple_of(instance, self.multiple_of));
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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 MultipleOfFloatValidator {
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fn to_string(&self) -> String {
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format!("multipleOf: {}", self.multiple_of)
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}
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}
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pub(crate) struct MultipleOfIntegerValidator {
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multiple_of: f64,
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}
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impl MultipleOfIntegerValidator {
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#[inline]
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pub(crate) fn compile(multiple_of: f64) -> CompilationResult {
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Ok(Box::new(MultipleOfIntegerValidator { multiple_of }))
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}
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}
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impl Validate for MultipleOfIntegerValidator {
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fn is_valid(&self, _: &JSONSchema, instance: &Value) -> bool {
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if let Value::Number(item) = instance {
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let item = item.as_f64().expect("Always valid");
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let is_multiple = if item.fract() == 0. {
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(item % self.multiple_of) == 0.
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} else {
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let remainder = (item / self.multiple_of) % 1.;
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remainder < EPSILON && remainder < (1. - EPSILON)
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};
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if !is_multiple {
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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::Number(item) = instance {
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let item = item.as_f64().expect("Always valid");
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let is_multiple = if item.fract() == 0. {
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(item % self.multiple_of) == 0.
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} else {
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let remainder = (item / self.multiple_of) % 1.;
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remainder < EPSILON && remainder < (1. - EPSILON)
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};
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if !is_multiple {
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return error(ValidationError::multiple_of(instance, self.multiple_of));
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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 MultipleOfIntegerValidator {
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fn to_string(&self) -> String {
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format!("multipleOf: {}", self.multiple_of)
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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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if let Value::Number(multiple_of) = schema {
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let multiple_of = multiple_of.as_f64().expect("Always valid");
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if multiple_of.fract() == 0. {
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Some(MultipleOfIntegerValidator::compile(multiple_of))
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} else {
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Some(MultipleOfFloatValidator::compile(multiple_of))
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}
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} else {
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Some(Err(CompilationError::SchemaError))
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}
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}
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