A typeclass that defines how to convert a string from a single command line argument to a given type.
- Companion
- object
Value members
Abstract methods
Either convert the string to A or return a failure message.
Either convert the string to A or return a failure message.
Note that throwing an exception from a reader will cause the parser to crash, leading to a horrible user experience.
Either convert the string to A or return a failure message.
Either convert the string to A or return a failure message.
Note that throwing an exception from a reader will cause the parser to crash, leading to a horrible user experience.
Show a given value as a string. This is used in help dialogs to display default values.
Show a given value as a string. This is used in help dialogs to display default values.
Concrete methods
Compute available bash completions starting with a given string.
Compute available bash completions starting with a given string.