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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/**
* Common exceptions and errors.
*
* Copyright: Eugene Wissner 2017.
* License: $(LINK2 https://www.mozilla.org/en-US/MPL/2.0/,
* Mozilla Public License, v. 2.0).
* Authors: $(LINK2 mailto:info@caraus.de, Eugene Wissner)
* Source: $(LINK2 https://github.com/caraus-ecms/tanya/blob/master/source/tanya/exception.d,
* tanya/exception.d)
*/
module tanya.exception;
import tanya.conv;
import tanya.memory;
/**
* Error thrown if memory allocation fails.
*/
final class OutOfMemoryError : Error
{
/**
* Constructs new error.
*
* Params:
* msg = The message for the exception.
* file = The file where the exception occurred.
* line = The line number where the exception occurred.
* next = The previous exception in the chain of exceptions, if any.
*/
this(string msg = "Out of memory",
string file = __FILE__,
size_t line = __LINE__,
Throwable next = null) @nogc nothrow pure @safe
{
super(msg, file, line, next);
}
/// ditto
this(string msg,
Throwable next,
string file = __FILE__,
size_t line = __LINE__) @nogc nothrow pure @safe
{
super(msg, file, line, next);
}
}
/**
* Allocates $(D_PSYMBOL OutOfMemoryError) in a static storage and throws it.
*
* Params:
* msg = Custom error message.
*
* Throws: $(D_PSYMBOL OutOfMemoryError).
*/
void onOutOfMemoryError(string msg = "Out of memory")
@nogc nothrow pure @trusted
{
static ubyte[stateSize!OutOfMemoryError] memory;
alias PureType = OutOfMemoryError function(string) @nogc nothrow pure;
throw (cast(PureType) () => emplace!OutOfMemoryError(memory))(msg);
}
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