D-Scanner/src/dscanner/analysis/del.d

54 lines
1.3 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 dscanner.analysis.del;
import std.stdio;
import dparse.ast;
import dparse.lexer;
import dscanner.analysis.base;
import dsymbol.scope_;
/**
* Checks for use of the deprecated 'delete' keyword
*/
class DeleteCheck : BaseAnalyzer
{
alias visit = BaseAnalyzer.visit;
this(string fileName, const(Scope)* sc, bool skipTests = false)
{
super(fileName, sc, skipTests);
}
override void visit(const DeleteExpression d)
{
addErrorMessage(d.line, d.column, "dscanner.deprecated.delete_keyword",
"Avoid using the 'delete' keyword.");
d.accept(this);
}
}
unittest
{
import dscanner.analysis.config : StaticAnalysisConfig, Check, disabledConfig;
import dscanner.analysis.helpers : assertAnalyzerWarnings;
StaticAnalysisConfig sac = disabledConfig();
sac.delete_check = Check.enabled;
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.");
}