ae.utils.funopt

Translate command-line parameters to a function signature, generating --help text automatically.

Members

defaultUsageFun void defaultUsageFun(string usage): Default help text print function. Sends the text to stderr.writeln.
funopt auto funopt(string[] args): Parse the given arguments according to FUN's parameters, and call FUN. Throws GetOptException on errors.
funoptDispatch auto funoptDispatch(string[] args): Dispatch the command line to a type's static methods, according to the first parameter on the given command line (the "action"). String UDAs are used as usage documentation for generating --help output (or when no action is specified).
getUsage string getUsage(string program): Undocumented in source. Be warned that the author may not have intended to support it.
getUsageFormatString string getUsageFormatString(): Undocumented in source. Be warned that the author may not have intended to support it.
optionWrap string optionWrap(string text, string firstIndent, size_t indentWidth): Undocumented in source. Be warned that the author may not have intended to support it.

hiddenOption enum hiddenOption;: Specify this as the description to hide the option from --help output.

FunOptConfig struct FunOptConfig: Undocumented in source.
OptionImpl struct OptionImpl(OptionType type_, T_, string description_, char shorthand_, string placeholder_, string name_): Undocumented in source.

Option template Option(T, string description = null, string placeholder = null, char shorthand = 0, string name = null): An option with a value (e.g. --tries N). The default placeholder depends on the type (N for numbers, STR for strings).
Parameter template Parameter(T, string description = null, string name = null): An ordered parameter.
Switch template Switch(string description = null, char shorthand = 0, string name = null): An on/off switch (e.g. --verbose). Does not have a value, other than its presence.