Enum Parameter 

pub enum Parameter {
    Positional(u32),
    Special(SpecialParameter),
    Named(String),
    NamedWithIndex {
        name: String,
        index: String,
    },
    NamedWithAllIndices {
        name: String,
        concatenate: bool,
    },
}

A parameter, used in a parameter expansion.

Variants

Positional(u32)

A 0-indexed positional parameter.

Special(SpecialParameter)

A special parameter.

Named(String)

A named variable.

NamedWithIndex

An index into a named variable.

Fields

name: String

Variable name.

index: String

Index.

NamedWithAllIndices

A named array variable with all indices.

Fields

name: String

Variable name.

concatenate: bool

Whether to concatenate the values.

Trait Implementations

impl Clone for Parameter

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Parameter

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for Parameter

Available on crate features serde only.

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Display for Parameter

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

Formats the value using the given formatter.

impl Eq for Parameter

Available on crate features serde only.

impl PartialEq for Parameter

Available on crate features serde only.

fn eq(&self, other: &Self) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl Serialize for Parameter

Available on crate features serde only.

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for Parameter

Available on crate features serde only.