forked from OSchip/llvm-project
59 lines
2.0 KiB
C++
59 lines
2.0 KiB
C++
//===--- FunctionSizeCheck.h - clang-tidy -----------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_FUNCTIONSIZECHECK_H
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#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_FUNCTIONSIZECHECK_H
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#include "../ClangTidy.h"
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namespace clang {
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namespace tidy {
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namespace readability {
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/// Checks for large functions based on various metrics.
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///
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/// These options are supported:
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///
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/// * `LineThreshold` - flag functions exceeding this number of lines. The
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/// default is `-1` (ignore the number of lines).
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/// * `StatementThreshold` - flag functions exceeding this number of
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/// statements. This may differ significantly from the number of lines for
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/// macro-heavy code. The default is `800`.
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/// * `BranchThreshold` - flag functions exceeding this number of control
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/// statements. The default is `-1` (ignore the number of branches).
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class FunctionSizeCheck : public ClangTidyCheck {
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public:
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FunctionSizeCheck(StringRef Name, ClangTidyContext *Context);
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void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
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void registerMatchers(ast_matchers::MatchFinder *Finder) override;
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void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
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void onEndOfTranslationUnit() override;
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private:
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struct FunctionInfo {
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FunctionInfo() : Lines(0), Statements(0), Branches(0) {}
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unsigned Lines;
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unsigned Statements;
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unsigned Branches;
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};
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const unsigned LineThreshold;
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const unsigned StatementThreshold;
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const unsigned BranchThreshold;
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llvm::DenseMap<const FunctionDecl *, FunctionInfo> FunctionInfos;
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};
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} // namespace readability
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} // namespace tidy
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} // namespace clang
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#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_FUNCTIONSIZECHECK_H
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