D-Scanner/analysis/del.d

52 lines
1.0 KiB
D

// Copyright Brian Schott (Hackerpilot) 2014.
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
module analysis.del;
import std.stdio;
import std.d.ast;
import std.d.lexer;
import analysis.base;
import analysis.helpers;
/**
* Checks for use of the deprecated 'delete' keyword
*/
class DeleteCheck : BaseAnalyzer
{
alias visit = BaseAnalyzer.visit;
this(string fileName)
{
super(fileName);
}
override void visit(const DeleteExpression d)
{
addErrorMessage(d.line, d.column, "Avoid using the 'delete' keyword.");
d.accept(this);
}
}
unittest
{
import analysis.config;
StaticAnalysisConfig sac;
sac.delete_check = true;
assertAnalyzerWarnings(q{
void testDelete()
{
int[int] data = [1 : 2];
delete data[1]; // [warn]: Avoid using the 'delete' keyword.
auto a = new Class();
delete a; // [warn]: Avoid using the 'delete' keyword.
}
}c, sac);
stderr.writeln("Unittest for DeleteCheck passed.");
}