Allow using the Unicode not equal to character as an inequality operator

printfn · Mar 5, 2024 · 9f028eb · 9f028eb
1 parent 1fb2c93
commit 9f028eb
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diff --git a/core/src/lexer.rs b/core/src/lexer.rs
@@ -539,6 +539,7 @@ fn parse_symbol(ch: char, input: &mut &str) -> FResult<Token> {
 				Symbol::Equals
 			}
 		}
+		'\u{2260}' => Symbol::NotEquals,       // unicode not equal to symbol
 		'\\' | '\u{3bb}' => Symbol::Backslash, // lambda symbol
 		'.' => Symbol::Dot,
 		'<' => {

diff --git a/core/tests/integration_tests.rs b/core/tests/integration_tests.rs
@@ -5878,8 +5878,10 @@ fn test_superscript() {
 fn test_equality() {
 	test_eval("1 + 2 == 3", "true");
 	test_eval("1 + 2 != 4", "true");
+	test_eval("1 + 2 ≠ 4", "true");
 	test_eval("true == false", "false");
 	test_eval("true != false", "true");
+	test_eval("true ≠ false", "true");
 	test_eval("2m == 200cm", "true");
 	test_eval("2kg == 200cm", "false");
 	test_eval("2kg == true", "false");