Initial project import

tools/v/vlib/v2_toberemoved/ast/desugar.v

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+// Copyright (c) 2020-2024 Joe Conigliaro. All rights reserved.
+// Use of this source code is governed by an MIT license
+// that can be found in the LICENSE file.
+module ast
+
+// NOTE: this is just a very naive example of how it could possibly work.
+// actual implementation may work during AST -> IR (or not). it may also
+// need type information which we don't have here. as I said, just an example.
+pub fn (match_expr &MatchExpr) desugar() Expr {
+	// Keep this helper conservative for now; match lowering happens in transformer.
+	return match_expr.expr
+}
+
+pub fn (or_expr &OrExpr) desugar() Expr {
+	// Keep this helper conservative for now; or-lowering happens in transformer.
+	return or_expr.expr
+}