add choices

sisakat · May 8, 2022 · e497901 · e497901
1 parent 2df332c
commit e497901
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Showing 2 changed files with 16 additions and 2 deletions.
diff --git a/README.md b/README.md
@@ -38,6 +38,12 @@ int main(int argc, char* argv[])
         .flag()
         .description("Flag for something.");
 
+    std::string loglevel;
+    parser.option<std::string>("--loglevel")
+        .choices({"trace", "debug", "info"})
+        .description("Set the log level")
+        .store(loglevel);
+
     if (parser.parse())
     {
         std::cout << "Config file: " << config << std::endl;
@@ -52,8 +58,8 @@ int main(int argc, char* argv[])
 Sample Application 1.0.0
 Some really useful cli program.
 
-./basic [-h] [-v] -c <json config file> [-s] 
- [-f] 
+./a.out [-h] [-v] -c <json config file> [-s] 
+ [-f] [--loglevel debug|info|trace] 
 -h  --help
     Print this help message.
 -v --version
@@ -63,6 +69,8 @@ Some really useful cli program.
     Silent mode
 -f        
     Flag for something.
+--loglevel debug|info|trace
+    Set the log level
 ```
 
 ```

diff --git a/examples/basic.cpp b/examples/basic.cpp
@@ -33,6 +33,12 @@ int main(int argc, char* argv[])
         .flag()
         .description("Flag for something.");
 
+    std::string loglevel;
+    parser.option<std::string>("--loglevel")
+        .choices({"trace", "debug", "info"})
+        .description("Set the log level")
+        .store(loglevel);
+
     if (parser.parse())
     {
         std::cout << "Config file: " << config << std::endl;