Add 'and' and 'or' operators (#5297)

crates/nu-parser/src/parser.rs

@@ -4000,8 +4000,8 @@ pub fn parse_operator(
         b"in" => Operator::In,
         b"not-in" => Operator::NotIn,
         b"mod" => Operator::Modulo,
-        b"&&" => Operator::And,
-        b"||" => Operator::Or,
+        b"&&" | b"and" => Operator::And,
+        b"||" | b"or" => Operator::Or,
         b"**" => Operator::Pow,
         _ => {
             return (

src/tests/test_parser.rs

@@ -409,3 +409,8 @@ fn unary_not_6() -> TestResult {
 fn date_literal() -> TestResult {
     run_test(r#"2022-09-10 | date to-record | get day"#, "10")
 }
+
+#[test]
+fn and_and_or() -> TestResult {
+    run_test(r#"true and false or true"#, "true")
+}