adding brun keyword & fixing if bug

pobrelanglib/lexer.py

@@ -27,6 +27,9 @@ def lex_line(line: str) -> list[str]:
             case "if":
                 tokens.append("IFS")
 
+            case "burn":
+                tokens.append("BRN")
+
             case "note":
                 tokens.append("NTE")
 

pobrelanglib/parser.py

@@ -24,7 +24,7 @@ def parse_math(expr: str) -> str:
     for var, val in variables.items():
         expr = expr.replace(var, val)
 
-    return str(eval(expr))
+    return str(float(eval(expr)))
 
 def create_variable(type: str, name: str, value: str) -> None:
     global variables, money
@@ -179,15 +179,24 @@ def parse_line(line: list[str]) -> None:
             condition_result = 0
 
             try:
-                condition_result = parse_math(condition)
+                condition_result = bool(float(parse_math(condition)))
             except (NameError, SyntaxError):
                 lt_panic("pass an invalid expression to an if statement")
 
             del condition
 
-            if condition_result == True or not condition_result == 0:
+            if condition_result == True:
                 line_number = stamps[stamp]
 
+        case "BRN":
+            if not len(line) == 2 or not is_token(line[1], "EXP"):
+                lt_panic("try to delete a variable without knowing how to use the burn keyword")
+
+            try:
+                variables.pop(extract_expression(line[1]))
+            except KeyError:
+                lt_panic("try to delete a variable that does not exist")
+
         case "NTE":
             pass
 

test.pbr

@@ -21,6 +21,8 @@ item PobreLang/shit 3
 
 stamp PobreLang/shit
 	scream Hello world!
-	if 1 PobreLang/shit
+	if 1>3 PobreLang/shit
+
+burn PobreLang/shit
 
 work PobreLang/shit+3