Add .clang-format

Make it easier to keep a consistent style

1 files changed, 65 insertions, 73 deletions

diff --git a/test/args.cc b/test/args.cc
index a43c59c..22159d2 100644
--- a/test/args.cc
+++ b/test/args.cc
@@ -1,8 +1,7 @@
-#include <gtest/gtest.h>
-
 #include "args.hh"
 
 #include <cstddef>
+#include <gtest/gtest.h>
 #include <memory>
 #include <sstream>
 #include <string>
@@ -10,17 +9,17 @@
 #include <utility>
 #include <vector>
 
-#define SETUP_OPTIONS(args)                                             \
-  auto short_only = (args)->option('a', "", "an option");               \
-  auto short_long = (args)->option('b', "bold", "set font style to bold"); \
-  auto long_only = (args)->option("cold", "use if it is cold outside"); \
-  auto short_only_req = (args)->option_argument('d', "", "", "distance"); \
-  auto short_long_req = (args)->option_argument(                        \
-      'e', "eat", "FOOD", "what to order, what to eat?");               \
-  auto long_only_req = (args)->option_argument(                         \
-      "form", "", "circle, shape or something else?");                  \
-  auto short_only_opt = (args)->option_argument('g', "", "", "", false); \
-  auto short_long_opt = (args)->option_argument('h', "hold", "", "", false); \
+#define SETUP_OPTIONS(args)                                                    \
+  auto short_only = (args)->option('a', "", "an option");                      \
+  auto short_long = (args)->option('b', "bold", "set font style to bold");     \
+  auto long_only = (args)->option("cold", "use if it is cold outside");        \
+  auto short_only_req = (args)->option_argument('d', "", "", "distance");      \
+  auto short_long_req = (args)->option_argument(                               \
+      'e', "eat", "FOOD", "what to order, what to eat?");                      \
+  auto long_only_req =                                                         \
+      (args)->option_argument("form", "", "circle, shape or something else?"); \
+  auto short_only_opt = (args)->option_argument('g', "", "", "", false);       \
+  auto short_long_opt = (args)->option_argument('h', "hold", "", "", false);   \
   auto long_only_opt = (args)->option_argument("invert", "", "", false);
 
 namespace {
@@ -30,8 +29,7 @@ class Arguments {
   [[nodiscard]] int c() const { return static_cast<int>(str_.size()); };
   [[nodiscard]] char** v() const { return ptr_.get(); }
 
-  explicit Arguments(std::vector<std::string> str)
-      : str_(std::move(str)) {
+  explicit Arguments(std::vector<std::string> str) : str_(std::move(str)) {
     ptr_ = std::make_unique<char*[]>(str_.size());
     for (size_t i = 0; i < str_.size(); ++i) {
       ptr_[i] = const_cast<char*>(str_[i].c_str());
@@ -48,9 +46,7 @@ class Arguments {
 
 class Builder {
  public:
-  Arguments build() {
-    return Arguments(std::move(str_));
-  }
+  Arguments build() { return Arguments(std::move(str_)); }
 
   Builder& add(std::string str) {
     str_.emplace_back(std::move(str));
@@ -110,16 +106,18 @@ TEST(args, options_set) {
   SETUP_OPTIONS(args);
   Builder builder;
   auto arg = builder.add("foo")
-             .add("-a")
-             .add("-b")
-             .add("--cold")
-             .add("-d").add("10")
-             .add("-e").add("hamburger")
-             .add("--form=circle")
-             .add("-g")
-             .add("-h")
-             .add("--invert")
-             .build();
+                 .add("-a")
+                 .add("-b")
+                 .add("--cold")
+                 .add("-d")
+                 .add("10")
+                 .add("-e")
+                 .add("hamburger")
+                 .add("--form=circle")
+                 .add("-g")
+                 .add("-h")
+                 .add("--invert")
+                 .build();
   std::vector<std::string_view> out;
   EXPECT_TRUE(args->run(arg.c(), arg.v(), &out));
   EXPECT_TRUE(out.empty());
@@ -148,16 +146,18 @@ TEST(args, options_set_variant) {
   SETUP_OPTIONS(args);
   Builder builder;
   auto arg = builder.add("foo")
-             .add("-a")
-             .add("--bold")
-             .add("--cold")
-             .add("-d").add("10")
-             .add("--eat=hamburger")
-             .add("--form").add("circle")
-             .add("-g")
-             .add("--hold=foo")
-             .add("--invert=bar")
-             .build();
+                 .add("-a")
+                 .add("--bold")
+                 .add("--cold")
+                 .add("-d")
+                 .add("10")
+                 .add("--eat=hamburger")
+                 .add("--form")
+                 .add("circle")
+                 .add("-g")
+                 .add("--hold=foo")
+                 .add("--invert=bar")
+                 .build();
   std::vector<std::string_view> out;
   EXPECT_TRUE(args->run(arg.c(), arg.v(), &out));
   EXPECT_TRUE(out.empty());
@@ -187,9 +187,7 @@ TEST(args, options_short_missing_value) {
   auto args = Args::create();
   SETUP_OPTIONS(args);
   Builder builder;
-  auto arg = builder.add("foo")
-             .add("-d")
-             .build();
+  auto arg = builder.add("foo").add("-d").build();
   EXPECT_FALSE(args->run(arg.c(), arg.v()));
   std::stringstream ss;
   args->print_error(ss);
@@ -200,9 +198,7 @@ TEST(args, options_short_unknown_value) {
   auto args = Args::create();
   SETUP_OPTIONS(args);
   Builder builder;
-  auto arg = builder.add("foo")
-             .add("-X")
-             .build();
+  auto arg = builder.add("foo").add("-X").build();
   EXPECT_FALSE(args->run(arg.c(), arg.v()));
   std::stringstream ss;
   args->print_error(ss);
@@ -213,9 +209,7 @@ TEST(args, options_long_missing_value) {
   auto args = Args::create();
   SETUP_OPTIONS(args);
   Builder builder;
-  auto arg = builder.add("foo")
-             .add("--form")
-             .build();
+  auto arg = builder.add("foo").add("--form").build();
   EXPECT_FALSE(args->run(arg.c(), arg.v()));
   std::stringstream ss;
   args->print_error(ss);
@@ -226,9 +220,7 @@ TEST(args, options_long_unsupported_value) {
   auto args = Args::create();
   SETUP_OPTIONS(args);
   Builder builder;
-  auto arg = builder.add("foo")
-             .add("--cold=feet")
-             .build();
+  auto arg = builder.add("foo").add("--cold=feet").build();
   EXPECT_FALSE(args->run(arg.c(), arg.v()));
   std::stringstream ss;
   args->print_error(ss);
@@ -239,9 +231,7 @@ TEST(args, options_long_unknown_value) {
   auto args = Args::create();
   SETUP_OPTIONS(args);
   Builder builder;
-  auto arg = builder.add("foo")
-             .add("--experience")
-             .build();
+  auto arg = builder.add("foo").add("--experience").build();
   EXPECT_FALSE(args->run(arg.c(), arg.v()));
   std::stringstream ss;
   args->print_error(ss);
@@ -252,9 +242,7 @@ TEST(args, options_short_dash_value) {
   auto args = Args::create();
   SETUP_OPTIONS(args);
   Builder builder;
-  auto arg = builder.add("foo")
-             .add("-d").add("-")
-             .build();
+  auto arg = builder.add("foo").add("-d").add("-").build();
   std::vector<std::string_view> out;
   EXPECT_TRUE(args->run(arg.c(), arg.v(), &out));
   EXPECT_TRUE(out.empty());
@@ -267,9 +255,7 @@ TEST(args, options_long_dash_dash_value) {
   auto args = Args::create();
   SETUP_OPTIONS(args);
   Builder builder;
-  auto arg = builder.add("foo")
-             .add("--eat").add("--")
-             .build();
+  auto arg = builder.add("foo").add("--eat").add("--").build();
   std::vector<std::string_view> out;
   EXPECT_TRUE(args->run(arg.c(), arg.v(), &out));
   EXPECT_TRUE(out.empty());
@@ -283,11 +269,13 @@ TEST(args, options_dash_dash) {
   SETUP_OPTIONS(args);
   Builder builder;
   auto arg = builder.add("foo")
-             .add("--")
-             .add("-d").add("10")
-             .add("--eat=hamburger")
-             .add("--form").add("circle")
-             .build();
+                 .add("--")
+                 .add("-d")
+                 .add("10")
+                 .add("--eat=hamburger")
+                 .add("--form")
+                 .add("circle")
+                 .build();
   std::vector<std::string_view> out;
   EXPECT_TRUE(args->run(arg.c(), arg.v(), &out));
   ASSERT_EQ(5, out.size());
@@ -305,9 +293,7 @@ TEST(args, options_dash_dash_end) {
   auto args = Args::create();
   SETUP_OPTIONS(args);
   Builder builder;
-  auto arg = builder.add("foo")
-             .add("--")
-             .build();
+  auto arg = builder.add("foo").add("--").build();
   std::vector<std::string_view> out;
   EXPECT_TRUE(args->run(arg.c(), arg.v(), &out));
   EXPECT_TRUE(out.empty());
@@ -330,7 +316,8 @@ TEST(args, help) {
   -g
   -h, --hold=[ARG]
       --invert=[ARG]
-)", ss.str());
+)",
+            ss.str());
 }
 
 TEST(args, help_wide) {
@@ -338,7 +325,8 @@ TEST(args, help_wide) {
   SETUP_OPTIONS(args);
   std::stringstream ss;
   args->print_help(ss, 100);
-  EXPECT_EQ(R"(Mandatory arguments to long options are mandatory for short options too.
+  EXPECT_EQ(
+      R"(Mandatory arguments to long options are mandatory for short options too.
   -a                  an option
   -b, --bold          set font style to bold
       --cold          use if it is cold outside
@@ -348,7 +336,8 @@ TEST(args, help_wide) {
   -g
   -h, --hold=[ARG]
       --invert=[ARG]
-)", ss.str());
+)",
+      ss.str());
 }
 
 TEST(args, help_narrow) {
@@ -372,7 +361,8 @@ circle, shape or something else?
   -g
   -h, --hold=[ARG]
       --invert=[ARG]
-)", ss.str());
+)",
+            ss.str());
 }
 
 TEST(args, help_very_narrow) {
@@ -401,7 +391,8 @@ circle, shape or
   -g
   -h, --hold=[ARG]
       --invert=[ARG]
-)", ss.str());
+)",
+            ss.str());
 }
 
 TEST(args, help_long_word) {
@@ -416,5 +407,6 @@ TEST(args, help_long_word) {
   -a, --arg
 aaaaaaaaaaaaaaaaaaa-
 aaaaaaaaaaaaaaaaaaa
-)", ss.str());
+)",
+            ss.str());
 }