Fix parsing multiple parameters

examples/prototype/AirlockPowerdown.tq

@@ -21,7 +21,7 @@ node1_htr_avail_16 :
 # Inhibiting Node 1 B HTRS (1 to 6)
 
     @pcs
-    { foreach node in seq(6) }
+    { foreach node in seq(1, 6) }
         1.  Check Availability
         2.  Perform { cmd("Inhibit") }
         3.  Check Availability
@@ -32,7 +32,7 @@ node1_htr_avail_79 :
 # Inhibiting Node 1 B HTRS (7 to 9)
 
     @pcs
-    { foreach node in seq(9) }
+    { foreach node in seq(7, 9) }
         1.  Check Availability
         2.  Perform { cmd("Inhibit") }
         3.  Check Availability

src/parsing/checks/parser.rs

@@ -1174,6 +1174,20 @@ echo "Done"```) }"#,
         }))
     );
 
+    // Test function with multiple integer parameters
+    input.initialize("{ seq(1, 6) }");
+    let result = input.read_code_block();
+    assert_eq!(
+        result,
+        Ok(Expression::Execution(Function {
+            target: Identifier("seq"),
+            parameters: vec![
+                Expression::Number(Numeric::Integral(1)),
+                Expression::Number(Numeric::Integral(6))
+            ]
+        }))
+    );
+
     // Test function with decimal quantity parameter
     input.initialize("{ wait(2.5 s, \"yes\") }");
     let result = input.read_code_block();

src/parsing/parser.rs

@@ -2433,9 +2433,22 @@ impl<'i> Parser<'i> {
                             inner.parse_string_pieces(inner.source)
                         })?;
                     params.push(Expression::String(parts));
-                } else if is_numeric(content) {
-                    let numeric = outer.read_numeric()?;
+                } else if is_numeric_quantity(content) {
+                    let numeric = outer.read_numeric_quantity()?;
                     params.push(Expression::Number(numeric));
+                } else if is_numeric_integral(content)
+                    || content
+                        .as_bytes()
+                        .first()
+                        .is_some_and(|b| b.is_ascii_digit())
+                    || content.starts_with('-')
+                        && content
+                            .as_bytes()
+                            .get(1)
+                            .is_some_and(|b| b.is_ascii_digit())
+                {
+                    let decimal = outer.read_decimal_part()?;
+                    params.push(Expression::Number(Numeric::Integral(decimal.number)));
                 } else {
                     let name = outer.read_identifier()?;
                     params.push(Expression::Variable(name));