Enum cfg_lib::config::ASTValue

pub enum ASTValue {
    TokenValue(Token),
    Unary(UnaryNode),
    Binary(BinaryNode),
    List(Vec<ASTValue>),
    Mapping(Vec<(Token, ASTValue)>),
    Slice(Location, Box<Option<ASTValue>>, Box<Option<ASTValue>>, Box<Option<ASTValue>>),
}

This represents AST nodes corresponding to fragments of CFG source.

Variants

TokenValue(Token)

This is a token in the CFG grammar.

Tuple Fields of TokenValue

0: Token

Unary(UnaryNode)

This is a unary node.

Tuple Fields of Unary

0: UnaryNode

Binary(BinaryNode)

This is a binary node.

Tuple Fields of Binary

0: BinaryNode

List(Vec<ASTValue>)

This is a list node.

Tuple Fields of List

0: Vec<ASTValue>

Mapping(Vec<(Token, ASTValue)>)

This is a mapping node.

Tuple Fields of Mapping

0: Vec<(Token, ASTValue)>

Slice(Location, Box<Option<ASTValue>>, Box<Option<ASTValue>>, Box<Option<ASTValue>>)

This is a slice node. It’s produced when parsing slices.

Tuple Fields of Slice

0: Location1: Box<Option<ASTValue>>2: Box<Option<ASTValue>>3: Box<Option<ASTValue>>

Trait Implementations

impl Clone for ASTValue

fn clone(&self) -> ASTValue

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for ASTValue

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

Formats the value using the given formatter.

impl Display for ASTValue

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

Formats the value using the given formatter.

impl PartialEq<ASTValue> for ASTValue

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

This method tests for self and other values to be equal, and is used by ==.

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

This method tests for !=.

impl StructuralPartialEq for ASTValue