.github/workflows/crystal.yml

@@ -21,4 +21,4 @@ jobs:
     - name: Install dependencies
       run: shards install
     - name: Run tests
-      run: crystal spec --error-trace
+      run: crystal spec

README.md

@@ -67,7 +67,7 @@ which implements `from_arg` as a proxy for that type.
 
 ## Converters
 
-Converters are simply modules which have a `self.from_arg` method which takes
+Converers are simply modules which have a `self.from_arg` method which takes
 a value string, and returns the converted value. For Example:
 
 ```

src/arg_parser.cr

@@ -67,8 +67,7 @@ module ArgParser
         arg = %args.shift
         next unless key = parse_key(arg)
 
-        # TODO: Find a different way to handle this
-        value = %args.shift rescue "true"
+        value = %args.shift rescue nil
         if value && parse_key(value)
           %args.unshift(value)
           value = "true"