Struct Attribute 

pub struct Attribute {
    pub id: Identifier,
    pub commands: Vec<AttributeCommand>,
    pub is_inner: bool,
    pub src_ref: SrcRef,
}

An attribute item.

Fields

id: Identifier

The id of the attribute.

commands: Vec<AttributeCommand>

Attribute commands: width, height(30mm).

is_inner: bool

Tells if the attribute is an inner attribute: #[...] (outer) vs #![...] (inner).

src_ref: SrcRef

Source reference

Implementations

impl Attribute

pub fn single_command(&self) -> Option<&AttributeCommand>

Return some command it is the only one in the list.

Trait Implementations

impl Clone for Attribute

fn clone(&self) -> Attribute

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Attribute

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

Formats the value using the given formatter.

impl Display for Attribute

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

Formats the value using the given formatter.

impl Eval<Option<Color>> for Attribute

fn eval(&self, context: &mut EvalContext) -> EvalResult<Option<Color>>

Evaluate a syntax element into a type T.

impl Eval<Option<ResolutionAttribute>> for Attribute

fn eval( &self, context: &mut EvalContext, ) -> EvalResult<Option<ResolutionAttribute>>

Evaluate a syntax element into a type T.

impl Eval<Option<Size2>> for Attribute

fn eval(&self, context: &mut EvalContext) -> EvalResult<Option<Size2>>

Evaluate a syntax element into a type T.

impl Eval<Vec<Attribute>> for Attribute

fn eval(&self, context: &mut EvalContext) -> EvalResult<Vec<Attribute>>

Evaluate a syntax element into a type T.

impl Eval<Vec<CustomCommand>> for Attribute

fn eval(&self, context: &mut EvalContext) -> EvalResult<Vec<CustomCommand>>

Evaluate a syntax element into a type T.

impl Eval<Vec<ExportCommand>> for Attribute

fn eval(&self, context: &mut EvalContext) -> EvalResult<Vec<ExportCommand>>

Evaluate a syntax element into a type T.

impl Eval<Vec<MeasureCommand>> for Attribute

fn eval(&self, context: &mut EvalContext) -> EvalResult<Vec<MeasureCommand>>

Evaluate a syntax element into a type T.

impl Parse for Attribute

fn parse(pair: Pair<'_>) -> ParseResult<Self>

impl SrcReferrer for Attribute

fn src_ref(&self) -> SrcRef

Return source code reference.

fn source_hash(&self) -> u64

Return source code hash.

impl TreeDisplay for Attribute

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

Write item into f and use {:depth$} syntax in front of your single line output to get proper indention.

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

Display as tree starting at depth 0.

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

Display as tree starting at given depth in debug mode

fn write_tree(&self, f: &mut impl Write) -> Result<()>

Display as tree starting at depth 0 into a file