diff options
Diffstat (limited to 'absl/flags')
-rw-r--r-- | absl/flags/internal/commandlineflag.h | 10 | ||||
-rw-r--r-- | absl/flags/internal/commandlineflag_test.cc | 66 | ||||
-rw-r--r-- | absl/flags/internal/flag.cc | 4 | ||||
-rw-r--r-- | absl/flags/internal/flag.h | 23 | ||||
-rw-r--r-- | absl/flags/internal/registry.cc | 4 | ||||
-rw-r--r-- | absl/flags/internal/type_erased.cc | 2 | ||||
-rw-r--r-- | absl/flags/parse.cc | 2 |
7 files changed, 60 insertions, 51 deletions
diff --git a/absl/flags/internal/commandlineflag.h b/absl/flags/internal/commandlineflag.h index 9a740d5744f8..338a1228dacb 100644 --- a/absl/flags/internal/commandlineflag.h +++ b/absl/flags/internal/commandlineflag.h @@ -65,7 +65,7 @@ enum FlagSettingMode { SET_FLAGS_DEFAULT }; -// Options that control SetFromString: Source of a value. +// Options that control ParseFrom: Source of a value. enum ValueSource { // Flag is being set by value specified on a command line. kCommandLine, @@ -171,10 +171,10 @@ class CommandLineFlag { // * Update the flag's default value // * Update the current flag value if it was never set before // The mode is selected based on `set_mode` parameter. - virtual bool SetFromString(absl::string_view value, - flags_internal::FlagSettingMode set_mode, - flags_internal::ValueSource source, - std::string* error) = 0; + virtual bool ParseFrom(absl::string_view value, + flags_internal::FlagSettingMode set_mode, + flags_internal::ValueSource source, + std::string* error) = 0; // Checks that flags default value can be converted to string and back to the // flag's value type. diff --git a/absl/flags/internal/commandlineflag_test.cc b/absl/flags/internal/commandlineflag_test.cc index 0e8bc3133b53..c1142b7c5720 100644 --- a/absl/flags/internal/commandlineflag_test.cc +++ b/absl/flags/internal/commandlineflag_test.cc @@ -119,99 +119,99 @@ TEST_F(CommandLineFlagTest, TestValueAccessMethods) { // -------------------------------------------------------------------- -TEST_F(CommandLineFlagTest, TestSetFromStringCurrentValue) { +TEST_F(CommandLineFlagTest, TestParseFromCurrentValue) { std::string err; auto* flag_01 = flags::FindCommandLineFlag("int_flag"); EXPECT_FALSE(flag_01->IsSpecifiedOnCommandLine()); - EXPECT_TRUE(flag_01->SetFromString("11", flags::SET_FLAGS_VALUE, - flags::kProgrammaticChange, &err)); + EXPECT_TRUE(flag_01->ParseFrom("11", flags::SET_FLAGS_VALUE, + flags::kProgrammaticChange, &err)); EXPECT_EQ(absl::GetFlag(FLAGS_int_flag), 11); EXPECT_FALSE(flag_01->IsSpecifiedOnCommandLine()); - EXPECT_TRUE(flag_01->SetFromString("-123", flags::SET_FLAGS_VALUE, - flags::kProgrammaticChange, &err)); + EXPECT_TRUE(flag_01->ParseFrom("-123", flags::SET_FLAGS_VALUE, + flags::kProgrammaticChange, &err)); EXPECT_EQ(absl::GetFlag(FLAGS_int_flag), -123); EXPECT_FALSE(flag_01->IsSpecifiedOnCommandLine()); - EXPECT_TRUE(!flag_01->SetFromString("xyz", flags::SET_FLAGS_VALUE, - flags::kProgrammaticChange, &err)); + EXPECT_TRUE(!flag_01->ParseFrom("xyz", flags::SET_FLAGS_VALUE, + flags::kProgrammaticChange, &err)); EXPECT_EQ(absl::GetFlag(FLAGS_int_flag), -123); EXPECT_EQ(err, "Illegal value 'xyz' specified for flag 'int_flag'"); EXPECT_FALSE(flag_01->IsSpecifiedOnCommandLine()); - EXPECT_TRUE(!flag_01->SetFromString("A1", flags::SET_FLAGS_VALUE, - flags::kProgrammaticChange, &err)); + EXPECT_TRUE(!flag_01->ParseFrom("A1", flags::SET_FLAGS_VALUE, + flags::kProgrammaticChange, &err)); EXPECT_EQ(absl::GetFlag(FLAGS_int_flag), -123); EXPECT_EQ(err, "Illegal value 'A1' specified for flag 'int_flag'"); EXPECT_FALSE(flag_01->IsSpecifiedOnCommandLine()); - EXPECT_TRUE(flag_01->SetFromString("0x10", flags::SET_FLAGS_VALUE, - flags::kProgrammaticChange, &err)); + EXPECT_TRUE(flag_01->ParseFrom("0x10", flags::SET_FLAGS_VALUE, + flags::kProgrammaticChange, &err)); EXPECT_EQ(absl::GetFlag(FLAGS_int_flag), 16); EXPECT_FALSE(flag_01->IsSpecifiedOnCommandLine()); - EXPECT_TRUE(flag_01->SetFromString("011", flags::SET_FLAGS_VALUE, - flags::kCommandLine, &err)); + EXPECT_TRUE(flag_01->ParseFrom("011", flags::SET_FLAGS_VALUE, + flags::kCommandLine, &err)); EXPECT_EQ(absl::GetFlag(FLAGS_int_flag), 11); EXPECT_TRUE(flag_01->IsSpecifiedOnCommandLine()); - EXPECT_TRUE(!flag_01->SetFromString("", flags::SET_FLAGS_VALUE, - flags::kProgrammaticChange, &err)); + EXPECT_TRUE(!flag_01->ParseFrom("", flags::SET_FLAGS_VALUE, + flags::kProgrammaticChange, &err)); EXPECT_EQ(err, "Illegal value '' specified for flag 'int_flag'"); auto* flag_02 = flags::FindCommandLineFlag("string_flag"); - EXPECT_TRUE(flag_02->SetFromString("xyz", flags::SET_FLAGS_VALUE, - flags::kProgrammaticChange, &err)); + EXPECT_TRUE(flag_02->ParseFrom("xyz", flags::SET_FLAGS_VALUE, + flags::kProgrammaticChange, &err)); EXPECT_EQ(absl::GetFlag(FLAGS_string_flag), "xyz"); - EXPECT_TRUE(flag_02->SetFromString("", flags::SET_FLAGS_VALUE, - flags::kProgrammaticChange, &err)); + EXPECT_TRUE(flag_02->ParseFrom("", flags::SET_FLAGS_VALUE, + flags::kProgrammaticChange, &err)); EXPECT_EQ(absl::GetFlag(FLAGS_string_flag), ""); } // -------------------------------------------------------------------- -TEST_F(CommandLineFlagTest, TestSetFromStringDefaultValue) { +TEST_F(CommandLineFlagTest, TestParseFromDefaultValue) { std::string err; auto* flag_01 = flags::FindCommandLineFlag("int_flag"); - EXPECT_TRUE(flag_01->SetFromString("111", flags::SET_FLAGS_DEFAULT, - flags::kProgrammaticChange, &err)); + EXPECT_TRUE(flag_01->ParseFrom("111", flags::SET_FLAGS_DEFAULT, + flags::kProgrammaticChange, &err)); EXPECT_EQ(flag_01->DefaultValue(), "111"); auto* flag_02 = flags::FindCommandLineFlag("string_flag"); - EXPECT_TRUE(flag_02->SetFromString("abc", flags::SET_FLAGS_DEFAULT, - flags::kProgrammaticChange, &err)); + EXPECT_TRUE(flag_02->ParseFrom("abc", flags::SET_FLAGS_DEFAULT, + flags::kProgrammaticChange, &err)); EXPECT_EQ(flag_02->DefaultValue(), "abc"); } // -------------------------------------------------------------------- -TEST_F(CommandLineFlagTest, TestSetFromStringIfDefault) { +TEST_F(CommandLineFlagTest, TestParseFromIfDefault) { std::string err; auto* flag_01 = flags::FindCommandLineFlag("int_flag"); - EXPECT_TRUE(flag_01->SetFromString("22", flags::SET_FLAG_IF_DEFAULT, - flags::kProgrammaticChange, &err)) + EXPECT_TRUE(flag_01->ParseFrom("22", flags::SET_FLAG_IF_DEFAULT, + flags::kProgrammaticChange, &err)) << err; EXPECT_EQ(absl::GetFlag(FLAGS_int_flag), 22); - EXPECT_TRUE(flag_01->SetFromString("33", flags::SET_FLAG_IF_DEFAULT, - flags::kProgrammaticChange, &err)); + EXPECT_TRUE(flag_01->ParseFrom("33", flags::SET_FLAG_IF_DEFAULT, + flags::kProgrammaticChange, &err)); EXPECT_EQ(absl::GetFlag(FLAGS_int_flag), 22); // EXPECT_EQ(err, "ERROR: int_flag is already set to 22"); // Reset back to default value - EXPECT_TRUE(flag_01->SetFromString("201", flags::SET_FLAGS_VALUE, - flags::kProgrammaticChange, &err)); + EXPECT_TRUE(flag_01->ParseFrom("201", flags::SET_FLAGS_VALUE, + flags::kProgrammaticChange, &err)); - EXPECT_TRUE(flag_01->SetFromString("33", flags::SET_FLAG_IF_DEFAULT, - flags::kProgrammaticChange, &err)); + EXPECT_TRUE(flag_01->ParseFrom("33", flags::SET_FLAG_IF_DEFAULT, + flags::kProgrammaticChange, &err)); EXPECT_EQ(absl::GetFlag(FLAGS_int_flag), 201); // EXPECT_EQ(err, "ERROR: int_flag is already set to 201"); } diff --git a/absl/flags/internal/flag.cc b/absl/flags/internal/flag.cc index a12fe7c5e3d4..a45e883e071c 100644 --- a/absl/flags/internal/flag.cc +++ b/absl/flags/internal/flag.cc @@ -338,8 +338,8 @@ void FlagImpl::Write(const void* src) { // * Update the flag's default value // * Update the current flag value if it was never set before // The mode is selected based on 'set_mode' parameter. -bool FlagImpl::SetFromString(absl::string_view value, FlagSettingMode set_mode, - ValueSource source, std::string* err) { +bool FlagImpl::ParseFrom(absl::string_view value, FlagSettingMode set_mode, + ValueSource source, std::string* err) { absl::MutexLock l(DataGuard()); switch (set_mode) { diff --git a/absl/flags/internal/flag.h b/absl/flags/internal/flag.h index 0ef0ee745641..2c4aba680a6e 100644 --- a/absl/flags/internal/flag.h +++ b/absl/flags/internal/flag.h @@ -76,8 +76,17 @@ void* FlagOps(FlagOp op, const void* v1, void* v2, void* v3) { return nullptr; case FlagOp::kSizeof: return reinterpret_cast<void*>(sizeof(T)); - case FlagOp::kStaticTypeId: - return reinterpret_cast<void*>(&FlagStaticTypeIdGen<T>); + case FlagOp::kStaticTypeId: { + auto* static_id = &FlagStaticTypeIdGen<T>; + + // Cast from function pointer to void* is not portable. + // We don't have an easy way to work around this, but it works fine + // on all the platforms we test and as long as size of pointers match + // we should be fine to do reinterpret cast. + static_assert(sizeof(void*) == sizeof(static_id), + "Flag's static type id does not work on this platform"); + return reinterpret_cast<void*>(static_id); + } case FlagOp::kParse: { // Initialize the temporary instance of type T based on current value in // destination (which is going to be flag's default value). @@ -395,8 +404,8 @@ class FlagImpl { // Mutating access methods void Write(const void* src) ABSL_LOCKS_EXCLUDED(*DataGuard()); - bool SetFromString(absl::string_view value, FlagSettingMode set_mode, - ValueSource source, std::string* err) + bool ParseFrom(absl::string_view value, FlagSettingMode set_mode, + ValueSource source, std::string* err) ABSL_LOCKS_EXCLUDED(*DataGuard()); // Interfaces to operate on callbacks. @@ -586,9 +595,9 @@ class Flag final : public flags_internal::CommandLineFlag { return impl_.RestoreState(&flag_state.cur_value_, flag_state.modified_, flag_state.on_command_line_, flag_state.counter_); } - bool SetFromString(absl::string_view value, FlagSettingMode set_mode, - ValueSource source, std::string* error) override { - return impl_.SetFromString(value, set_mode, source, error); + bool ParseFrom(absl::string_view value, FlagSettingMode set_mode, + ValueSource source, std::string* error) override { + return impl_.ParseFrom(value, set_mode, source, error); } void CheckDefaultValueParsingRoundtrip() const override { impl_.CheckDefaultValueParsingRoundtrip(); diff --git a/absl/flags/internal/registry.cc b/absl/flags/internal/registry.cc index e434a8591224..9ed912140ee7 100644 --- a/absl/flags/internal/registry.cc +++ b/absl/flags/internal/registry.cc @@ -306,8 +306,8 @@ class RetiredFlagObj final : public flags_internal::CommandLineFlag { return nullptr; } - bool SetFromString(absl::string_view, flags_internal::FlagSettingMode, - flags_internal::ValueSource, std::string*) override { + bool ParseFrom(absl::string_view, flags_internal::FlagSettingMode, + flags_internal::ValueSource, std::string*) override { return false; } diff --git a/absl/flags/internal/type_erased.cc b/absl/flags/internal/type_erased.cc index 490bc4ebae25..75b4cdf891a8 100644 --- a/absl/flags/internal/type_erased.cc +++ b/absl/flags/internal/type_erased.cc @@ -56,7 +56,7 @@ bool SetCommandLineOptionWithMode(absl::string_view name, if (!flag || flag->IsRetired()) return false; std::string error; - if (!flag->SetFromString(value, set_mode, kProgrammaticChange, &error)) { + if (!flag->ParseFrom(value, set_mode, kProgrammaticChange, &error)) { // Errors here are all of the form: the provided name was a recognized // flag, but the value was invalid (bad type, or validation failed). flags_internal::ReportUsageError(error, false); diff --git a/absl/flags/parse.cc b/absl/flags/parse.cc index af5fb12dc8de..b60b36f60868 100644 --- a/absl/flags/parse.cc +++ b/absl/flags/parse.cc @@ -696,7 +696,7 @@ std::vector<char*> ParseCommandLineImpl(int argc, char* argv[], if (flag->IsRetired()) continue; std::string error; - if (!flag->SetFromString(value, SET_FLAGS_VALUE, kCommandLine, &error)) { + if (!flag->ParseFrom(value, SET_FLAGS_VALUE, kCommandLine, &error)) { flags_internal::ReportUsageError(error, true); success = false; } |