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[clang-tidy] use empty method (#895)

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Found with readability-container-size-empty

Signed-off-by: Rosen Penev <rosenp@gmail.com>
This commit is contained in:
Rosen Penev
2020-06-15 15:23:40 -07:00
committed by GitHub
parent b2cd008717
commit dbb385bdf5
1 changed files with 3 additions and 3 deletions
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6
util/read.cpp
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@@ -68,14 +68,14 @@ int main(int argc, char** argv) {
}
}
if (N > 1 && !cache && filename == "") {
if (N > 1 && !cache && filename.empty()) {
usage();
return -1;
}
if (cache) {
std::string input;
if (filename != "") {
if (!filename.empty()) {
std::ifstream in(filename);
input = read_stream(in);
} else {
@@ -87,7 +87,7 @@ int main(int argc, char** argv) {
run(in);
}
} else {
if (filename != "") {
if (!filename.empty()) {
std::ifstream in(filename);
for (int i = 0; i < N; i++) {
in.seekg(std::ios_base::beg);