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// Copyright (c) 2021 Soni L.
//
// Licensed under the MIT license.
// Documentation and comments licensed under CC BY-SA 4.0.
use ::iosonism::error::RangeError;
use ::iosonism::error::ReadError;
use ::iosonism::strcursor::StringReader;
/// An implementation of various Iosonism errors that just panics.
#[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub enum ErrorPanic {
// uninhabitable!
}
impl ::std::fmt::Display for ErrorPanic {
fn fmt(&self, _: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
match *self {
}
}
}
impl ::std::error::Error for ErrorPanic {
}
impl<'a, C, T, R> RangeError<'a, C, T, R> for ErrorPanic
where C: StringReader<'a>, T: ::std::fmt::Display, R: ::std::fmt::Debug {
fn value_not_in_range(context: &C, from: &T, range: &R) -> Self {
if !context.get_remaining().is_empty() {
panic!(
"value ({}) not in range: {:?} at ...{}",
from,
range,
context.get_remaining(),
);
} else {
panic!("value ({}) not in range: {:?}", from, range);
}
}
}
impl<'a, C: StringReader<'a>> ReadError<'a, C> for ErrorPanic {
fn invalid_integer(context: &C, from: &str) -> Self {
if !context.get_remaining().is_empty() {
panic!(
"invalid integer: {} at ...{}",
from,
context.get_remaining(),
);
} else {
panic!("invalid integer: {}", from);
}
}
fn expected_integer(context: &C) -> Self {
if !context.get_remaining().is_empty() {
panic!("expected integer at ...{}", context.get_remaining());
} else {
panic!("expected integer");
}
}
fn invalid_float(context: &C, from: &str) -> Self {
if !context.get_remaining().is_empty() {
panic!(
"invalid float: {} at ...{}",
from,
context.get_remaining(),
);
} else {
panic!("invalid float: {}", from);
}
}
fn expected_float(context: &C) -> Self {
if !context.get_remaining().is_empty() {
panic!("expected float at ...{}", context.get_remaining());
} else {
panic!("expected float");
}
}
fn invalid_bool(context: &C, from: &str) -> Self {
if !context.get_remaining().is_empty() {
panic!(
"invalid bool: {} at ...{}",
from,
context.get_remaining(),
);
} else {
panic!("invalid bool: {}", from);
}
}
fn expected_bool(context: &C) -> Self {
if !context.get_remaining().is_empty() {
panic!("expected bool at ...{}", context.get_remaining());
} else {
panic!("expected bool");
}
}
fn expected_start_of_quote(context: &C) -> Self {
if !context.get_remaining().is_empty() {
panic!("expected start of quote at ...{}", context.get_remaining());
} else {
panic!("expected start of quote");
}
}
fn expected_end_of_quote(context: &C) -> Self {
if !context.get_remaining().is_empty() {
panic!("expected end of quote at ...{}", context.get_remaining());
} else {
panic!("expected end of quote");
}
}
fn invalid_escape(context: &C, from: &str) -> Self {
if !context.get_remaining().is_empty() {
panic!(
"invalid escape: {} at ...{}",
from,
context.get_remaining(),
);
} else {
panic!("invalid escape: {}", from);
}
}
fn expected_symbol(context: &C, from: &str) -> Self {
if !context.get_remaining().is_empty() {
panic!(
"expected symbol: {} at ...{}",
from,
context.get_remaining(),
);
} else {
panic!("expected symbol: {}", from);
}
}
}
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