BlackMATov/defer.hpp
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fix CI compilation

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BlackMATov
2020-06-05 00:15:55 +07:00
parent 1b208c8ef0
commit 6ea555b98c
2 changed files with 21 additions and 18 deletions
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18
README.md
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@@ -49,12 +49,12 @@ target_link_libraries(your_project_target defer.hpp)
### Basic Defer
```cpp
if ( FILE *file = ::fopen("output.txt", "a") ) {
if ( FILE *file = std::fopen("output.txt", "a") ) {
// defer will close the file after scope or on exception
DEFER([file]{ ::fclose(file); });
DEFER([file]{ std::fclose(file); });
const char buffer[] = "hello world\n";
if ( 12 != ::fwrite(buffer, sizeof(buffer[0]), ::strlen(buffer), file) ) {
if ( 12 != std::fwrite(buffer, sizeof(buffer[0]), std::strlen(buffer), file) ) {
throw std::runtime_error("some exception");
}
}
@@ -63,9 +63,9 @@ if ( FILE *file = ::fopen("output.txt", "a") ) {
### Error Defer
```cpp
if ( FILE *file = ::fopen("output.txt", "a") ) {
if ( FILE *file = std::fopen("output.txt", "a") ) {
// defer will close the file after scope or on exception
DEFER([file]{ ::fclose(file); });
DEFER([file]{ std::fclose(file); });
// error defer will be called on exception
ERROR_DEFER([]{
@@ -73,7 +73,7 @@ if ( FILE *file = ::fopen("output.txt", "a") ) {
});
const char buffer[] = "hello world\n";
if ( 12 != ::fwrite(buffer, sizeof(buffer[0]), ::strlen(buffer), file) ) {
if ( 12 != std::fwrite(buffer, sizeof(buffer[0]), std::strlen(buffer), file) ) {
throw std::runtime_error("some exception");
}
}
@@ -82,9 +82,9 @@ if ( FILE *file = ::fopen("output.txt", "a") ) {
### Return Defer
```cpp
if ( FILE *file = ::fopen("output.txt", "a") ) {
if ( FILE *file = std::fopen("output.txt", "a") ) {
// defer will close the file after scope or on exception
DEFER([file]{ ::fclose(file); });
DEFER([file]{ std::fclose(file); });
// return defer will be called on successful scope exit
RETURN_DEFER([]{
@@ -92,7 +92,7 @@ if ( FILE *file = ::fopen("output.txt", "a") ) {
});
const char buffer[] = "hello world\n";
if ( 12 != ::fwrite(buffer, sizeof(buffer[0]), ::strlen(buffer), file) ) {
if ( 12 != std::fwrite(buffer, sizeof(buffer[0]), std::strlen(buffer), file) ) {
throw std::runtime_error("some exception");
}
}

21
untests/defer_examples.cpp
View File

@@ -7,26 +7,29 @@
#define CATCH_CONFIG_FAST_COMPILE
#include <catch2/catch.hpp>
#include <cstdio>
#include <cstring>
#include <iostream>
#include <defer.hpp/defer.hpp>
TEST_CASE("examples") {
SECTION("basic_defer") {
if ( FILE *file = ::fopen("output.txt", "a") ) {
if ( FILE *file = std::fopen("output.txt", "a") ) {
// defer will close the file after scope or on exception
DEFER([file]{ ::fclose(file); });
DEFER([file]{ std::fclose(file); });
const char buffer[] = "hello world\n";
if ( 12 != ::fwrite(buffer, sizeof(buffer[0]), ::strlen(buffer), file) ) {
if ( 12 != std::fwrite(buffer, sizeof(buffer[0]), std::strlen(buffer), file) ) {
throw std::runtime_error("some exception");
}
}
}
SECTION("error_defer") {
if ( FILE *file = ::fopen("output.txt", "a") ) {
if ( FILE *file = std::fopen("output.txt", "a") ) {
// defer will close the file after scope or on exception
DEFER([file]{ ::fclose(file); });
DEFER([file]{ std::fclose(file); });
// error defer will be called on exception
ERROR_DEFER([]{
@@ -34,16 +37,16 @@ TEST_CASE("examples") {
});
const char buffer[] = "hello world\n";
if ( 12 != ::fwrite(buffer, sizeof(buffer[0]), ::strlen(buffer), file) ) {
if ( 12 != std::fwrite(buffer, sizeof(buffer[0]), std::strlen(buffer), file) ) {
throw std::runtime_error("some exception");
}
}
}
SECTION("return_defer") {
if ( FILE *file = ::fopen("output.txt", "a") ) {
if ( FILE *file = std::fopen("output.txt", "a") ) {
// defer will close the file after scope or on exception
DEFER([file]{ ::fclose(file); });
DEFER([file]{ std::fclose(file); });
// return defer will be called on successful scope exit
RETURN_DEFER([]{
@@ -51,7 +54,7 @@ TEST_CASE("examples") {
});
const char buffer[] = "hello world\n";
if ( 12 != ::fwrite(buffer, sizeof(buffer[0]), ::strlen(buffer), file) ) {
if ( 12 != std::fwrite(buffer, sizeof(buffer[0]), std::strlen(buffer), file) ) {
throw std::runtime_error("some exception");
}
}