DocoptArgumentError.this

this(string msg, string file = __FILE__, size_t line = __LINE__) @safe

Constructs a DocoptArgumentError with the given message.

`msg`	The error message describing the argument error.
`file`	The source file where the error originated.
`line`	The line number where the error originated.

this

(string expected,  string got,  size_t position,  const  string[]  argv,
          string file =  __FILE__,  size_t line =  __LINE__)

@safe

Constructs a DocoptArgumentError with contextual information.

The final message is formatted to include the key context data, while individual fields can be queried programmatically via accessors.

`expected`	A short description of what was expected (e.g., usage or pattern).
`got`	The actual token or input that caused the error.
`position`	Index within `argv` where the mismatch happened (0-based).
`argv`	The full argv snapshot used for parsing.
`file`	The source file where the error originated.
`line`	The source line where the error originated.