707 lines
25 KiB
Rust
707 lines
25 KiB
Rust
use crate::primitive_type::{PrimitiveType, PrimitiveTypesBitMap};
|
|
use serde_json::{Map, Number, Value};
|
|
use std::{
|
|
borrow::Cow,
|
|
error, fmt,
|
|
fmt::{Error, Formatter},
|
|
io,
|
|
iter::{empty, once},
|
|
str::Utf8Error,
|
|
string::FromUtf8Error,
|
|
};
|
|
|
|
/// The error type that happens when the input schema is not valid.
|
|
///
|
|
/// It includes cases when during validation a reference is resolved into an invalid schema,
|
|
/// which we can't know upfront because schemas can be in remote locations.
|
|
#[derive(Debug, PartialEq)]
|
|
pub enum CompilationError {
|
|
/// Invalid schema structure
|
|
SchemaError,
|
|
}
|
|
|
|
impl error::Error for CompilationError {}
|
|
|
|
impl fmt::Display for CompilationError {
|
|
#[inline]
|
|
fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error> {
|
|
write!(f, "Schema compilation error")
|
|
}
|
|
}
|
|
|
|
impl From<regex::Error> for CompilationError {
|
|
#[inline]
|
|
fn from(_: regex::Error) -> Self {
|
|
CompilationError::SchemaError
|
|
}
|
|
}
|
|
impl From<url::ParseError> for CompilationError {
|
|
#[inline]
|
|
fn from(_: url::ParseError) -> Self {
|
|
CompilationError::SchemaError
|
|
}
|
|
}
|
|
|
|
/// An error that can occur during validation.
|
|
#[derive(Debug)]
|
|
pub struct ValidationError<'a> {
|
|
instance: Cow<'a, Value>,
|
|
kind: ValidationErrorKind,
|
|
}
|
|
|
|
/// An iterator over instances of `ValidationError` that represent validation error for the
|
|
/// input instance.
|
|
///
|
|
/// # Examples
|
|
///
|
|
/// ```rust
|
|
/// use jsonschema::JSONSchema;
|
|
/// use serde_json::json;
|
|
///
|
|
/// let schema = json!({"maxLength": 5});
|
|
/// let instance = json!("foo");
|
|
/// if let Ok(compiled) = JSONSchema::compile(&schema) {
|
|
/// let result = compiled.validate(&instance);
|
|
/// if let Err(errors) = result {
|
|
/// for error in errors {
|
|
/// println!("Validation error: {}", error)
|
|
/// }
|
|
/// }
|
|
/// }
|
|
/// ```
|
|
pub type ErrorIterator<'a> = Box<dyn Iterator<Item = ValidationError<'a>> + Sync + Send + 'a>;
|
|
|
|
// Empty iterator means no error happened
|
|
pub(crate) fn no_error<'a>() -> ErrorIterator<'a> {
|
|
Box::new(empty())
|
|
}
|
|
// A wrapper for one error
|
|
pub(crate) fn error(instance: ValidationError) -> ErrorIterator {
|
|
Box::new(once(instance))
|
|
}
|
|
|
|
/// Kinds of errors that may happen during validation
|
|
#[derive(Debug)]
|
|
pub(crate) enum ValidationErrorKind {
|
|
/// The input array contain more items than expected.
|
|
AdditionalItems { limit: usize },
|
|
/// The input value is not valid under any of the given schemas.
|
|
AnyOf,
|
|
/// The input value doesn't match expected constant.
|
|
Constant { expected_value: Value },
|
|
/// The input array doesn't contain items conforming to the specified schema.
|
|
Contains,
|
|
/// The input value doesn't match any of specified options.
|
|
Enum { options: Value },
|
|
/// Value is too large.
|
|
ExclusiveMaximum { limit: f64 },
|
|
/// Value is too small.
|
|
ExclusiveMinimum { limit: f64 },
|
|
/// Everything is invalid for `false` schema.
|
|
FalseSchema,
|
|
/// If the referenced file is not found during ref resolution.
|
|
FileNotFound { error: io::Error },
|
|
/// When the input doesn't match to the specified format.
|
|
Format { format: &'static str },
|
|
/// May happen in `contentEncoding` validation if `base64` encoded data is invalid.
|
|
FromUtf8 { error: FromUtf8Error },
|
|
/// Invalid UTF-8 string during percent encoding when resolving happens
|
|
Utf8 { error: Utf8Error },
|
|
/// May happen during ref resolution when remote document is not a valid JSON.
|
|
JSONParse { error: serde_json::Error },
|
|
/// `ref` value is not valid.
|
|
InvalidReference { reference: String },
|
|
/// Invalid URL, e.g. invalid port number or IP address
|
|
InvalidURL { error: url::ParseError },
|
|
/// Too many items in an array.
|
|
MaxItems { limit: u64 },
|
|
/// Value is too large.
|
|
Maximum { limit: f64 },
|
|
/// String is too long.
|
|
MaxLength { limit: u64 },
|
|
/// Too many properties in an object.
|
|
MaxProperties { limit: u64 },
|
|
/// Too few items in an array.
|
|
MinItems { limit: u64 },
|
|
/// Value is too small.
|
|
Minimum { limit: f64 },
|
|
/// String is too short.
|
|
MinLength { limit: u64 },
|
|
/// Not enough properties in an object.
|
|
MinProperties { limit: u64 },
|
|
/// When some number is not a multiple of another number.
|
|
MultipleOf { multiple_of: f64 },
|
|
/// Negated schema failed validation.
|
|
Not { schema: Value },
|
|
/// The given schema is valid under more than one of the given schemas.
|
|
OneOfMultipleValid,
|
|
/// The given schema is not valid under any on the given schemas.
|
|
OneOfNotValid,
|
|
/// When the input doesn't match to a pattern.
|
|
Pattern { pattern: String },
|
|
/// When a required property is missing.
|
|
Required { property: String },
|
|
/// Any error that happens during network request via `reqwest` crate
|
|
Reqwest { error: reqwest::Error },
|
|
/// Resolved schema failed to compile.
|
|
Schema,
|
|
/// When the input value doesn't match one or multiple required types.
|
|
Type { kind: TypeKind },
|
|
/// When the input array has non-unique elements.
|
|
UniqueItems,
|
|
/// Reference contains unknown scheme.
|
|
UnknownReferenceScheme { scheme: String },
|
|
|
|
/// Unexpected error. This usually represent a bug into the validation
|
|
Unexpected { validator_representation: String },
|
|
}
|
|
|
|
#[derive(Debug)]
|
|
pub(crate) enum TypeKind {
|
|
Single(PrimitiveType),
|
|
Multiple(PrimitiveTypesBitMap),
|
|
}
|
|
|
|
/// Shortcuts for creation of specific error kinds.
|
|
impl<'a> ValidationError<'a> {
|
|
pub(crate) fn into_owned(self) -> ValidationError<'static> {
|
|
ValidationError {
|
|
instance: Cow::Owned(self.instance.into_owned()),
|
|
kind: self.kind,
|
|
}
|
|
}
|
|
|
|
pub(crate) fn additional_items(instance: &'a Value, limit: usize) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::AdditionalItems { limit },
|
|
}
|
|
}
|
|
pub(crate) fn any_of(instance: &'a Value) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::AnyOf,
|
|
}
|
|
}
|
|
pub(crate) fn constant_array(
|
|
instance: &'a Value,
|
|
expected_value: &[Value],
|
|
) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::Constant {
|
|
expected_value: Value::Array(expected_value.to_vec()),
|
|
},
|
|
}
|
|
}
|
|
pub(crate) fn constant_boolean(
|
|
instance: &'a Value,
|
|
expected_value: bool,
|
|
) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::Constant {
|
|
expected_value: Value::Bool(expected_value),
|
|
},
|
|
}
|
|
}
|
|
pub(crate) fn constant_null(instance: &'a Value) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::Constant {
|
|
expected_value: Value::Null,
|
|
},
|
|
}
|
|
}
|
|
pub(crate) fn constant_number(
|
|
instance: &'a Value,
|
|
expected_value: &Number,
|
|
) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::Constant {
|
|
expected_value: Value::Number(expected_value.clone()),
|
|
},
|
|
}
|
|
}
|
|
pub(crate) fn constant_object(
|
|
instance: &'a Value,
|
|
expected_value: &Map<String, Value>,
|
|
) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::Constant {
|
|
expected_value: Value::Object(expected_value.clone()),
|
|
},
|
|
}
|
|
}
|
|
pub(crate) fn constant_string(
|
|
instance: &'a Value,
|
|
expected_value: &str,
|
|
) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::Constant {
|
|
expected_value: Value::String(expected_value.to_string()),
|
|
},
|
|
}
|
|
}
|
|
pub(crate) fn contains(instance: &'a Value) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::Contains,
|
|
}
|
|
}
|
|
pub(crate) fn enumeration(instance: &'a Value, options: &Value) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::Enum {
|
|
options: options.clone(),
|
|
},
|
|
}
|
|
}
|
|
pub(crate) fn exclusive_maximum(instance: &'a Value, limit: f64) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::ExclusiveMaximum { limit },
|
|
}
|
|
}
|
|
pub(crate) fn exclusive_minimum(instance: &'a Value, limit: f64) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::ExclusiveMinimum { limit },
|
|
}
|
|
}
|
|
pub(crate) fn false_schema(instance: &'a Value) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::FalseSchema,
|
|
}
|
|
}
|
|
pub(crate) fn file_not_found(error: io::Error) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Owned(Value::Null),
|
|
kind: ValidationErrorKind::FileNotFound { error },
|
|
}
|
|
}
|
|
pub(crate) fn format(instance: &'a Value, format: &'static str) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::Format { format },
|
|
}
|
|
}
|
|
pub(crate) fn from_utf8(error: FromUtf8Error) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Owned(Value::Null),
|
|
kind: ValidationErrorKind::FromUtf8 { error },
|
|
}
|
|
}
|
|
pub(crate) fn json_parse(error: serde_json::Error) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Owned(Value::Null),
|
|
kind: ValidationErrorKind::JSONParse { error },
|
|
}
|
|
}
|
|
pub(crate) fn invalid_reference(reference: String) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Owned(Value::Null),
|
|
kind: ValidationErrorKind::InvalidReference { reference },
|
|
}
|
|
}
|
|
pub(crate) fn invalid_url(error: url::ParseError) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Owned(Value::Null),
|
|
kind: ValidationErrorKind::InvalidURL { error },
|
|
}
|
|
}
|
|
pub(crate) fn max_items(instance: &'a Value, limit: u64) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::MaxItems { limit },
|
|
}
|
|
}
|
|
pub(crate) fn maximum(instance: &'a Value, limit: f64) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::Maximum { limit },
|
|
}
|
|
}
|
|
pub(crate) fn max_length(instance: &'a Value, limit: u64) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::MaxLength { limit },
|
|
}
|
|
}
|
|
pub(crate) fn max_properties(instance: &'a Value, limit: u64) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::MaxProperties { limit },
|
|
}
|
|
}
|
|
pub(crate) fn min_items(instance: &'a Value, limit: u64) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::MinItems { limit },
|
|
}
|
|
}
|
|
pub(crate) fn minimum(instance: &'a Value, limit: f64) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::Minimum { limit },
|
|
}
|
|
}
|
|
pub(crate) fn min_length(instance: &'a Value, limit: u64) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::MinLength { limit },
|
|
}
|
|
}
|
|
pub(crate) fn min_properties(instance: &'a Value, limit: u64) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::MinProperties { limit },
|
|
}
|
|
}
|
|
pub(crate) fn multiple_of(instance: &'a Value, multiple_of: f64) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::MultipleOf { multiple_of },
|
|
}
|
|
}
|
|
pub(crate) fn not(instance: &'a Value, schema: Value) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::Not { schema },
|
|
}
|
|
}
|
|
pub(crate) fn one_of_multiple_valid(instance: &'a Value) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::OneOfMultipleValid,
|
|
}
|
|
}
|
|
pub(crate) fn one_of_not_valid(instance: &'a Value) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::OneOfNotValid,
|
|
}
|
|
}
|
|
pub(crate) fn pattern(instance: &'a Value, pattern: String) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::Pattern { pattern },
|
|
}
|
|
}
|
|
pub(crate) fn required(instance: &'a Value, property: String) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::Required { property },
|
|
}
|
|
}
|
|
pub(crate) fn reqwest(error: reqwest::Error) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Owned(Value::Null),
|
|
kind: ValidationErrorKind::Reqwest { error },
|
|
}
|
|
}
|
|
pub(crate) fn schema() -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Owned(Value::Null),
|
|
kind: ValidationErrorKind::Schema,
|
|
}
|
|
}
|
|
pub(crate) fn single_type_error(
|
|
instance: &'a Value,
|
|
type_name: PrimitiveType,
|
|
) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::Type {
|
|
kind: TypeKind::Single(type_name),
|
|
},
|
|
}
|
|
}
|
|
pub(crate) fn multiple_type_error(
|
|
instance: &'a Value,
|
|
types: PrimitiveTypesBitMap,
|
|
) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::Type {
|
|
kind: TypeKind::Multiple(types),
|
|
},
|
|
}
|
|
}
|
|
pub(crate) fn unique_items(instance: &'a Value) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::UniqueItems,
|
|
}
|
|
}
|
|
pub(crate) fn unknown_reference_scheme(scheme: String) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Owned(Value::Null),
|
|
kind: ValidationErrorKind::UnknownReferenceScheme { scheme },
|
|
}
|
|
}
|
|
pub(crate) fn unexpected(
|
|
instance: &'a Value,
|
|
validator_representation: &str,
|
|
) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Borrowed(instance),
|
|
kind: ValidationErrorKind::Unexpected {
|
|
validator_representation: validator_representation.to_string(),
|
|
},
|
|
}
|
|
}
|
|
pub(crate) fn utf8(error: Utf8Error) -> ValidationError<'a> {
|
|
ValidationError {
|
|
instance: Cow::Owned(Value::Null),
|
|
kind: ValidationErrorKind::Utf8 { error },
|
|
}
|
|
}
|
|
}
|
|
|
|
impl From<CompilationError> for ValidationError<'_> {
|
|
#[inline]
|
|
fn from(_: CompilationError) -> Self {
|
|
ValidationError::schema()
|
|
}
|
|
}
|
|
impl error::Error for ValidationError<'_> {}
|
|
impl From<serde_json::Error> for ValidationError<'_> {
|
|
#[inline]
|
|
fn from(err: serde_json::Error) -> Self {
|
|
ValidationError::json_parse(err)
|
|
}
|
|
}
|
|
impl From<io::Error> for ValidationError<'_> {
|
|
#[inline]
|
|
fn from(err: io::Error) -> Self {
|
|
ValidationError::file_not_found(err)
|
|
}
|
|
}
|
|
impl From<FromUtf8Error> for ValidationError<'_> {
|
|
#[inline]
|
|
fn from(err: FromUtf8Error) -> Self {
|
|
ValidationError::from_utf8(err)
|
|
}
|
|
}
|
|
impl From<Utf8Error> for ValidationError<'_> {
|
|
#[inline]
|
|
fn from(err: Utf8Error) -> Self {
|
|
ValidationError::utf8(err)
|
|
}
|
|
}
|
|
impl From<url::ParseError> for ValidationError<'_> {
|
|
#[inline]
|
|
fn from(err: url::ParseError) -> Self {
|
|
ValidationError::invalid_url(err)
|
|
}
|
|
}
|
|
impl From<reqwest::Error> for ValidationError<'_> {
|
|
#[inline]
|
|
fn from(err: reqwest::Error) -> Self {
|
|
ValidationError::reqwest(err)
|
|
}
|
|
}
|
|
|
|
/// Textual representation of various validation errors.
|
|
impl fmt::Display for ValidationError<'_> {
|
|
#[allow(clippy::too_many_lines)] // The function is long but it does formatting only
|
|
#[inline]
|
|
fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
|
|
match &self.kind {
|
|
ValidationErrorKind::Schema => write!(f, "Schema error"),
|
|
ValidationErrorKind::JSONParse { error } => write!(f, "{}", error),
|
|
ValidationErrorKind::Reqwest { error } => write!(f, "{}", error),
|
|
ValidationErrorKind::FileNotFound { error } => write!(f, "{}", error),
|
|
ValidationErrorKind::InvalidURL { error } => write!(f, "{}", error),
|
|
ValidationErrorKind::UnknownReferenceScheme { scheme } => {
|
|
write!(f, "Unknown scheme: {}", scheme)
|
|
}
|
|
ValidationErrorKind::Format { format } => {
|
|
write!(f, "'{}' is not a '{}'", self.instance, format)
|
|
}
|
|
ValidationErrorKind::AdditionalItems { limit } => {
|
|
// It's safe to unwrap here as ValidationErrorKind::AdditionalItems is reported only in
|
|
// case of arrays with more items than expected
|
|
let extras: Vec<&Value> = self
|
|
.instance
|
|
.as_array()
|
|
.expect("Always valid")
|
|
.iter()
|
|
.skip(*limit)
|
|
.collect();
|
|
let verb = {
|
|
if extras.len() == 1 {
|
|
"was"
|
|
} else {
|
|
"were"
|
|
}
|
|
};
|
|
write!(
|
|
f,
|
|
"Additional items are not allowed ({} {} unexpected)",
|
|
extras
|
|
.iter()
|
|
.map(|x| x.to_string())
|
|
.collect::<Vec<String>>()
|
|
.join(", "),
|
|
verb
|
|
)
|
|
}
|
|
ValidationErrorKind::AnyOf | ValidationErrorKind::OneOfNotValid => write!(
|
|
f,
|
|
"'{}' is not valid under any of the given schemas",
|
|
self.instance
|
|
),
|
|
ValidationErrorKind::Contains => write!(
|
|
f,
|
|
"None of '{}' are valid under the given schema",
|
|
self.instance
|
|
),
|
|
ValidationErrorKind::Constant { expected_value } => {
|
|
write!(f, "'{}' was expected", expected_value)
|
|
}
|
|
ValidationErrorKind::FromUtf8 { error } => write!(f, "{}", error),
|
|
ValidationErrorKind::Utf8 { error } => write!(f, "{}", error),
|
|
ValidationErrorKind::Enum { options } => {
|
|
write!(f, "'{}' is not one of '{}'", self.instance, options)
|
|
}
|
|
ValidationErrorKind::ExclusiveMaximum { limit } => write!(
|
|
f,
|
|
"{} is greater than or equal to the maximum of {}",
|
|
self.instance, limit
|
|
),
|
|
ValidationErrorKind::ExclusiveMinimum { limit } => write!(
|
|
f,
|
|
"{} is less than or equal to the minimum of {}",
|
|
self.instance, limit
|
|
),
|
|
ValidationErrorKind::FalseSchema => {
|
|
write!(f, "False schema does not allow '{}'", self.instance)
|
|
}
|
|
ValidationErrorKind::InvalidReference { reference } => {
|
|
write!(f, "Invalid reference: {}", reference)
|
|
}
|
|
ValidationErrorKind::Maximum { limit } => write!(
|
|
f,
|
|
"{} is greater than the maximum of {}",
|
|
self.instance, limit
|
|
),
|
|
ValidationErrorKind::Minimum { limit } => {
|
|
write!(f, "{} is less than the minimum of {}", self.instance, limit)
|
|
}
|
|
ValidationErrorKind::MaxLength { limit } => write!(
|
|
f,
|
|
"'{}' is longer than {} character{}",
|
|
self.instance,
|
|
limit,
|
|
if *limit == 1 { "" } else { "s" }
|
|
),
|
|
ValidationErrorKind::MinLength { limit } => write!(
|
|
f,
|
|
"'{}' is shorter than {} character{}",
|
|
self.instance,
|
|
limit,
|
|
if *limit == 1 { "" } else { "s" }
|
|
),
|
|
ValidationErrorKind::MaxItems { limit } => write!(
|
|
f,
|
|
"{} has more than {} item{}",
|
|
self.instance,
|
|
limit,
|
|
if *limit == 1 { "" } else { "s" }
|
|
),
|
|
ValidationErrorKind::MinItems { limit } => write!(
|
|
f,
|
|
"{} has less than {} item{}",
|
|
self.instance,
|
|
limit,
|
|
if *limit == 1 { "" } else { "s" }
|
|
),
|
|
ValidationErrorKind::MaxProperties { limit } => write!(
|
|
f,
|
|
"{} has more than {} propert{}",
|
|
self.instance,
|
|
limit,
|
|
if *limit == 1 { "y" } else { "ies" }
|
|
),
|
|
ValidationErrorKind::MinProperties { limit } => write!(
|
|
f,
|
|
"{} has less than {} propert{}",
|
|
self.instance,
|
|
limit,
|
|
if *limit == 1 { "y" } else { "ies" }
|
|
),
|
|
ValidationErrorKind::Not { schema } => {
|
|
write!(f, "{} is not allowed for {}", schema, self.instance)
|
|
}
|
|
ValidationErrorKind::OneOfMultipleValid => write!(
|
|
f,
|
|
"'{}' is valid under more than one of the given schemas",
|
|
self.instance
|
|
),
|
|
ValidationErrorKind::Pattern { pattern } => {
|
|
write!(f, "'{}' does not match '{}'", self.instance, pattern)
|
|
}
|
|
ValidationErrorKind::Required { property } => {
|
|
write!(f, "'{}' is a required property", property)
|
|
}
|
|
ValidationErrorKind::MultipleOf { multiple_of } => {
|
|
write!(f, "{} is not a multiple of {}", self.instance, multiple_of)
|
|
}
|
|
ValidationErrorKind::UniqueItems => {
|
|
write!(f, "'{}' has non-unique elements", self.instance)
|
|
}
|
|
ValidationErrorKind::Type {
|
|
kind: TypeKind::Single(type_),
|
|
} => write!(f, "'{}' is not of type '{}'", self.instance, type_),
|
|
ValidationErrorKind::Type {
|
|
kind: TypeKind::Multiple(types),
|
|
} => write!(
|
|
f,
|
|
"'{}' is not of types {}",
|
|
self.instance,
|
|
types
|
|
.into_iter()
|
|
.map(|t| format!("'{}'", t))
|
|
.collect::<Vec<String>>()
|
|
.join(", ")
|
|
),
|
|
ValidationErrorKind::Unexpected { validator_representation } => write!(
|
|
f,
|
|
"Unexpected validation error. Usually this reflect a bug in the keywords implementation. Please make sure to report the problem to {}. Instance: {}, Validator: {}",
|
|
env!("CARGO_PKG_REPOSITORY"),
|
|
self.instance,
|
|
validator_representation,
|
|
)
|
|
}
|
|
}
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod tests {
|
|
use super::*;
|
|
use serde_json::json;
|
|
|
|
#[test]
|
|
fn single_type_error() {
|
|
let instance = json!(42);
|
|
let err = ValidationError::single_type_error(&instance, PrimitiveType::String);
|
|
assert_eq!(err.to_string(), "'42' is not of type 'string'")
|
|
}
|
|
|
|
#[test]
|
|
fn multiple_types_error() {
|
|
let instance = json!(42);
|
|
let err = ValidationError::multiple_type_error(
|
|
&instance,
|
|
vec![PrimitiveType::String, PrimitiveType::Number].into(),
|
|
);
|
|
assert_eq!(err.to_string(), "'42' is not of types 'number', 'string'")
|
|
}
|
|
}
|