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Merge Stmt::Let and Stmt::Const into Stmt::Var.

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This commit is contained in:
Stephen Chung
2021-08-01 11:59:53 +08:00
parent 39f4baf769
commit 0944261b88
6 changed files with 48 additions and 38 deletions
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11
src/engine.rs
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@@ -1,6 +1,6 @@
//! Main module defining the script evaluation [`Engine`].
use crate::ast::{Expr, FnCallExpr, Ident, OpAssignment, ReturnType, Stmt};
use crate::ast::{Expr, FnCallExpr, Ident, OpAssignment, ReturnType, Stmt, VarDeclaration};
use crate::custom_syntax::CustomSyntax;
use crate::dynamic::{map_std_type_name, AccessMode, Union, Variant};
use crate::fn_hash::get_hasher;
@@ -2851,12 +2851,11 @@ impl Engine {
}
// Let/const statement
Stmt::Let(expr, x, export, _) | Stmt::Const(expr, x, export, _) => {
Stmt::Var(expr, x, var_type, export, _) => {
let name = &x.name;
let entry_type = match stmt {
Stmt::Let(_, _, _, _) => AccessMode::ReadWrite,
Stmt::Const(_, _, _, _) => AccessMode::ReadOnly,
_ => unreachable!("should be Stmt::Let or Stmt::Const, but gets {:?}", stmt),
let entry_type = match var_type {
VarDeclaration::Let => AccessMode::ReadWrite,
VarDeclaration::Const => AccessMode::ReadOnly,
};
let value = self