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Support/PathV2: Add replace_extension implementation.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120514 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -511,6 +511,26 @@ error_code remove_filename(SmallVectorImpl<char> &path) {
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return make_error_code(errc::success);
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return make_error_code(errc::success);
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}
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}
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error_code replace_extension(SmallVectorImpl<char> &path,
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const Twine &extension) {
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StringRef p(path.begin(), path.size());
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SmallString<32> ext_storage;
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StringRef ext = extension.toStringRef(ext_storage);
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// Erase existing extension.
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size_t pos = p.find_last_of('.');
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if (pos != StringRef::npos && pos >= filename_pos(p))
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path.set_size(pos);
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// Append '.' if needed.
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if (ext.size() > 0 && ext[0] != '.')
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path.push_back('.');
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// Append extension.
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path.append(ext.begin(), ext.end());
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return make_error_code(errc::success);
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}
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}
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}
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}
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}
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}
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}
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@ -103,6 +103,10 @@ TEST(Support, Path) {
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if (error_code ec = sys::path::remove_filename(temp_store))
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if (error_code ec = sys::path::remove_filename(temp_store))
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ASSERT_FALSE(ec.message().c_str());
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ASSERT_FALSE(ec.message().c_str());
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outs() << " remove_filename: " << temp_store << '\n';
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outs() << " remove_filename: " << temp_store << '\n';
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temp_store = *i;
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if (error_code ec = sys::path::replace_extension(temp_store, "ext"))
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ASSERT_FALSE(ec.message().c_str());
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outs() << " replace_extension: " << temp_store << '\n';
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outs().flush();
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outs().flush();
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}
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}
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