Struct PositionalDecl 

pub struct PositionalDecl {
    pub name: String,
    pub required: bool,
    pub variadic: bool,
    pub choices: Option<Vec<String>>,
}

Declaration of a single positional argument.

Fields

name: String

Field name (used in error messages).

required: bool

When true, absence is a parse error.

variadic: bool

When true, consumes all remaining positionals; must be the last decl.

choices: Option<Vec<String>>

Restrict values to this set.

Trait Implementations

impl Clone for PositionalDecl

fn clone(&self) -> PositionalDecl

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for PositionalDecl

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.