sphinx/parser/
primary.rs

1use crate::language::{IntType, FloatType, InternSymbol};
2use crate::parser::expr::{ExprMeta, Expr};
3use crate::parser::lvalue::AssignType;
4
5
6// Primary Expressions
7
8#[derive(Debug, Clone)]
9pub enum Atom {
10    Nil,
11    EmptyTuple,
12    // Self_,
13    // Super,
14    
15    Identifier(InternSymbol),
16    BooleanLiteral(bool),
17    IntegerLiteral(IntType),
18    FloatLiteral(FloatType),
19    StringLiteral(InternSymbol),
20    
21    Group {
22        modifier: Option<AssignType>,
23        inner: Box<Expr>,
24    }
25}
26
27// These are the highest precedence operations in the language
28#[derive(Debug, Clone)]
29pub enum AccessItem {
30    Attribute(InternSymbol),
31    
32    Index(ExprMeta),
33    
34    Invoke(Box<[ExprMeta]>),
35    
36    // Construct(ObjectConstructor),
37}
38
39#[derive(Debug, Clone)]
40pub struct Primary {
41    atom: Atom,
42    path: Box<[AccessItem]>,
43}
44
45impl Primary {
46    pub fn new(atom: Atom, path: Vec<AccessItem>) -> Self {
47        Primary { atom, path: path.into_boxed_slice() }
48    }
49    
50    pub fn take(self) -> (Atom, Vec<AccessItem>) {
51        (self.atom, self.path.into_vec())
52    }
53    
54    pub fn atom(&self) -> &Atom { &self.atom }
55    
56    pub fn path(&self) -> &[AccessItem] { &self.path }
57    pub fn path_mut(&mut self) -> &mut [AccessItem] { &mut self.path }
58}
59