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This commit is contained in:
nora 2022-04-23 17:24:25 +02:00
parent 3f62892500
commit 930955590d
105 changed files with 22 additions and 3766 deletions
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51
src/ast.rs
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@ -7,8 +7,7 @@ use crate::errors::Span;
type Symbol = usize;
#[derive(Debug, PartialEq, Eq, Hash, Clone, Copy)]
#[cfg_attr(feature = "_debug", derive(dbg_pls::DebugPls))]
#[derive(Debug, PartialEq, Eq, Hash, Clone, Copy, dbg_pls::DebugPls)]
pub struct Ident {
pub sym: Symbol,
pub span: Span,
@ -16,15 +15,13 @@ pub struct Ident {
pub type Program<'ast> = Block<'ast>;
#[derive(Debug, PartialEq)]
#[cfg_attr(feature = "_debug", derive(dbg_pls::DebugPls))]
#[derive(Debug, PartialEq, dbg_pls::DebugPls)]
pub struct Block<'ast> {
pub stmts: &'ast [Stmt<'ast>],
pub span: Span,
}
#[derive(Debug, PartialEq)]
#[cfg_attr(feature = "_debug", derive(dbg_pls::DebugPls))]
#[derive(Debug, PartialEq, dbg_pls::DebugPls)]
pub enum Stmt<'ast> {
Declaration(Declaration<'ast>),
Assignment(Assignment<'ast>),
@ -39,24 +36,21 @@ pub enum Stmt<'ast> {
Print(Expr<'ast>, Span),
}
#[derive(Debug, PartialEq)]
#[cfg_attr(feature = "_debug", derive(dbg_pls::DebugPls))]
#[derive(Debug, PartialEq, dbg_pls::DebugPls)]
pub struct Declaration<'ast> {
pub span: Span,
pub name: Ident,
pub init: Expr<'ast>,
}
#[derive(Debug, PartialEq)]
#[cfg_attr(feature = "_debug", derive(dbg_pls::DebugPls))]
#[derive(Debug, PartialEq, dbg_pls::DebugPls)]
pub struct Assignment<'ast> {
pub span: Span,
pub lhs: Expr<'ast>,
pub rhs: Expr<'ast>,
}
#[derive(Debug, PartialEq)]
#[cfg_attr(feature = "_debug", derive(dbg_pls::DebugPls))]
#[derive(Debug, PartialEq, dbg_pls::DebugPls)]
pub struct FnDecl<'ast> {
pub span: Span,
pub name: Ident,
@ -64,8 +58,7 @@ pub struct FnDecl<'ast> {
pub body: Block<'ast>,
}
#[derive(Debug, PartialEq)]
#[cfg_attr(feature = "_debug", derive(dbg_pls::DebugPls))]
#[derive(Debug, PartialEq, dbg_pls::DebugPls)]
pub struct IfStmt<'ast> {
pub span: Span,
pub cond: Expr<'ast>,
@ -73,8 +66,7 @@ pub struct IfStmt<'ast> {
pub else_part: Option<&'ast ElsePart<'ast>>,
}
#[derive(Debug, PartialEq)]
#[cfg_attr(feature = "_debug", derive(dbg_pls::DebugPls))]
#[derive(Debug, PartialEq, dbg_pls::DebugPls)]
pub enum ElsePart<'ast> {
Else(Block<'ast>, Span),
ElseIf(IfStmt<'ast>, Span),
@ -88,16 +80,14 @@ impl ElsePart<'_> {
}
}
#[derive(Debug, PartialEq)]
#[cfg_attr(feature = "_debug", derive(dbg_pls::DebugPls))]
#[derive(Debug, PartialEq, dbg_pls::DebugPls)]
pub struct WhileStmt<'ast> {
pub span: Span,
pub cond: Expr<'ast>,
pub body: Block<'ast>,
}
#[derive(Debug, PartialEq)]
#[cfg_attr(feature = "_debug", derive(dbg_pls::DebugPls))]
#[derive(Debug, PartialEq, dbg_pls::DebugPls)]
pub enum Expr<'ast> {
Ident(Ident),
Literal(Literal<'ast>),
@ -118,8 +108,7 @@ impl Expr<'_> {
}
}
#[derive(Debug, PartialEq)]
#[cfg_attr(feature = "_debug", derive(dbg_pls::DebugPls))]
#[derive(Debug, PartialEq, dbg_pls::DebugPls)]
pub enum Literal<'ast> {
String(Symbol, Span),
Number(f64, Span),
@ -142,23 +131,20 @@ impl Literal<'_> {
}
}
#[derive(Debug, PartialEq)]
#[cfg_attr(feature = "_debug", derive(dbg_pls::DebugPls))]
#[derive(Debug, PartialEq, dbg_pls::DebugPls)]
pub struct UnaryOp<'ast> {
pub span: Span,
pub expr: Expr<'ast>,
pub kind: UnaryOpKind,
}
#[derive(Debug, PartialEq)]
#[cfg_attr(feature = "_debug", derive(dbg_pls::DebugPls))]
#[derive(Debug, PartialEq, dbg_pls::DebugPls)]
pub enum UnaryOpKind {
Not,
Neg,
}
#[derive(Debug, PartialEq)]
#[cfg_attr(feature = "_debug", derive(dbg_pls::DebugPls))]
#[derive(Debug, PartialEq, dbg_pls::DebugPls)]
pub struct BinaryOp<'ast> {
pub span: Span,
pub lhs: Expr<'ast>,
@ -166,8 +152,7 @@ pub struct BinaryOp<'ast> {
pub kind: BinaryOpKind,
}
#[derive(Debug, PartialEq)]
#[cfg_attr(feature = "_debug", derive(dbg_pls::DebugPls))]
#[derive(Debug, PartialEq, dbg_pls::DebugPls)]
pub enum BinaryOpKind {
And,
Or,
@ -184,16 +169,14 @@ pub enum BinaryOpKind {
Mod,
}
#[derive(Debug, PartialEq)]
#[cfg_attr(feature = "_debug", derive(dbg_pls::DebugPls))]
#[derive(Debug, PartialEq, dbg_pls::DebugPls)]
pub struct Call<'ast> {
pub callee: Expr<'ast>,
pub span: Span,
pub kind: CallKind<'ast>,
}
#[derive(Debug, PartialEq)]
#[cfg_attr(feature = "_debug", derive(dbg_pls::DebugPls))]
#[derive(Debug, PartialEq, dbg_pls::DebugPls)]
pub enum CallKind<'ast> {
Field(Ident),
Fn(&'ast [Expr<'ast>]),