Enum Role 

pub enum Role {
    Decl {
        starts: Starts,
        parse: fn(&mut Parser<'_, '_, '_>) -> PResult<DeclKind>,
    },
    Stmt {
        parse: fn(&mut Parser<'_, '_, '_>) -> PResult<Stmt>,
    },
    Prefix {
        starts: Starts,
        parse: fn(&mut Parser<'_, '_, '_>) -> PResult<Expr>,
    },
    Infix {
        level: Level,
        parse: fn(&mut Parser<'_, '_, '_>, Expr) -> PResult<Expr>,
    },
    Modifier(Modifier),
    BuiltinType,
    PatchItem {
        parse: fn(&mut Parser<'_, '_, '_>) -> PResult<PatchItem>,
    },
    Point {
        parse: fn(&mut Parser<'_, '_, '_>) -> PResult<Point>,
    },
    Part,
}

What a word does where the parser meets it.

Variants

Decl

Starts a declaration.

Fields

starts: Starts

parse: fn(&mut Parser<'_, '_, '_>) -> PResult<DeclKind>

Stmt

Starts a statement.

Fields

parse: fn(&mut Parser<'_, '_, '_>) -> PResult<Stmt>

Prefix

Starts an expression (a literal, a prefix, new).

Fields

starts: Starts

parse: fn(&mut Parser<'_, '_, '_>) -> PResult<Expr>

Infix

Joins the expression before it with what follows.

Fields

level: Level

parse: fn(&mut Parser<'_, '_, '_>, Expr) -> PResult<Expr>

Modifier(Modifier)

Marks the declaration after it.

BuiltinType

A built-in type (i32, string, void).

PatchItem

Starts an item of a patch (before, add, …).

Fields

parse: fn(&mut Parser<'_, '_, '_>) -> PResult<PatchItem>

Point

Starts a point inside a patched method (around, at, …).

Fields

parse: fn(&mut Parser<'_, '_, '_>) -> PResult<Point>

Part

Only part of another word’s form (else, was, when).

Trait Implementations

impl Clone for Role

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for Role