date compares

.vimspector.json

@@ -5,8 +5,8 @@
       "filetypes": [ "rust" ],
       "configuration": {
         "request": "launch",
-        "program": "${workspaceRoot}/target/debug/deps/parser_test-ce9cb22a64720f6c",
-        "args": ["test", "scopes_bug_test"]
+        "program": "${workspaceRoot}/target/debug/deps/bool_expr_parser_nom-78d60f34f694ffc8",
+        "args": ["test", "testing_date_comparison_evaluation"]
       }
     }
   }

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "bool_expr_parser_nom"
-version = "0.3.3"
+version = "0.3.4"
 edition = "2021"
 authors = ["Nikolajus Krauklis <[email protected]>"]
 

TODO.md

@@ -4,4 +4,5 @@
 - [+] either lower() or upper() function calls or case insensitive string comparison operators
 - [+] support for single quote strings
 - [+] evaluation with provided context
-- [ ] date comparisons
+- [+] date comparisons
+- [ ] date > timestamp comparison

src/ast.rs

@@ -46,6 +46,11 @@ impl PartialOrd for Atom {
                 Atom::Number(v2) => v.partial_cmp(&f64::from(*v2)),
                 _ => None,
             },
+            Atom::Date(v) => match other {
+                Atom::Date(v2) => v.partial_cmp(v2),
+                /// TODO: if compare to number it might be unixtimestamp
+                _ => None,
+            },
             _ => None,
         }
     }

src/eval.rs

@@ -315,8 +315,20 @@ mod tests {
     }
 
     #[test]
-    fn test_logic_expr_eval() {
+    fn testing_date_comparison_evaluation() {
+        let (i, expr) = parse("created > 2024-02-02 and created <= 2024-02-13").unwrap();
+        assert_eq!(
+            true,
+            eval(&expr, &HashMap::from([("created", "2024-02-12".into())])).unwrap()
+        );
 
-        // assert_eq!(eval(&parse("a>4 and b<3").unwrap().1, &HashMap::from([])).unwrap(), true);
+        assert_eq!(
+            false,
+            eval(
+                &parse("created < 2024-02-02").unwrap().1,
+                &HashMap::from([("created", "2024-02-02".into())])
+            )
+            .unwrap()
+        );
     }
 }