2020-06-05 21:57:20 +02:00
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#![allow(dead_code)]
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use crate::ast::Expr;
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2020-06-11 22:10:23 +02:00
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use crate::ast::Stmt;
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2020-06-05 21:57:20 +02:00
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use crate::lexer::Token;
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use crate::lexer::TokenKind;
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pub fn token(kind: TokenKind, value: &str) -> Token {
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Token {
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kind,
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value: value.into(),
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2020-06-06 20:15:32 +02:00
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span: (0, 0),
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2020-06-05 21:57:20 +02:00
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}
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}
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pub fn literal(value: &str) -> Box<Expr> {
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Box::new(Expr::Literal(value.into()))
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}
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pub fn var(identifier: &str) -> Box<Expr> {
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Box::new(Expr::Var(identifier.into()))
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}
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2020-06-11 22:10:23 +02:00
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pub fn fn_call(identifier: &str, arguments: Vec<Expr>) -> Box<Expr> {
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Box::new(Expr::FnCall(identifier.into(), arguments))
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}
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2020-06-05 21:57:20 +02:00
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pub fn binary(left: Box<Expr>, op: TokenKind, right: Box<Expr>) -> Box<Expr> {
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Box::new(Expr::Binary(left, op, right))
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}
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pub fn unary(op: TokenKind, expr: Box<Expr>) -> Box<Expr> {
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Box::new(Expr::Unary(op, expr))
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}
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pub fn group(expr: Box<Expr>) -> Box<Expr> {
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Box::new(Expr::Group(expr))
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}
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2020-06-11 22:10:23 +02:00
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pub fn var_decl(identifier: &str, value: Box<Expr>) -> Stmt {
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Stmt::VarDecl(identifier.into(), value)
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}
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pub fn fn_decl(identifier: &str, parameters: Vec<String>, value: Box<Expr>) -> Stmt {
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Stmt::FnDecl(identifier.into(), parameters, value)
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}
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