55 lines
1.4 KiB
D
55 lines
1.4 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 dscanner.analysis.base;
|
|
import dscanner.analysis.helpers;
|
|
import dsymbol.scope_;
|
|
|
|
/**
|
|
* Checks for use of the deprecated 'delete' keyword
|
|
*/
|
|
extern(C++) class DeleteCheck(AST) : BaseAnalyzerDmd
|
|
{
|
|
// alias visit = BaseAnalyzerDmd!AST.visit;
|
|
alias visit = BaseAnalyzerDmd.visit;
|
|
mixin AnalyzerInfo!"delete_check";
|
|
|
|
extern(D) this(string fileName)
|
|
{
|
|
super(fileName);
|
|
}
|
|
|
|
override void visit(AST.DeleteExp d)
|
|
{
|
|
addErrorMessage(cast(ulong) d.loc.linnum, cast(ulong) d.loc.charnum, "dscanner.deprecated.delete_keyword",
|
|
"Avoid using the 'delete' keyword.");
|
|
super.visit(d);
|
|
}
|
|
}
|
|
|
|
unittest
|
|
{
|
|
import dscanner.analysis.config : StaticAnalysisConfig, Check, disabledConfig;
|
|
import dscanner.analysis.helpers : assertAnalyzerWarnings;
|
|
|
|
StaticAnalysisConfig sac = disabledConfig();
|
|
sac.delete_check = Check.enabled;
|
|
assertAnalyzerWarningsDMD(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.");
|
|
}
|