manual test with sample asm file

Author: 0Calories

.gitignore

@@ -1,2 +1,2 @@
 venv/
-__pycache__/
+__pycache__/

src/__main__.py

@@ -1,12 +1,14 @@
 # type: ignore
-from .parser import parse_and_translate_instruction
+from .parser import Parser
 
 
 def main():
-    user_input = input("Enter the full instruction: ")
-    binary_instruction = parse_and_translate_instruction(user_input)
+    # user_input = input("Enter the full instruction: ")
+    # binary_instruction = parse_and_translate_instruction(user_input)
 
-    print(binary_instruction)
+    # print(binary_instruction)
+    parser = Parser("/home/ash/code/python-hack-assembler/test.asm")
+    parser.assemble()
 
 
 if __name__ == "__main__":

src/parser.py

@@ -24,15 +24,16 @@ def assemble(self):
         try:
             with open(self.file, "r") as file:
                 for line in file:
-                    self.read_line(line)
+                    translatedLine = parse_line(line)
+
+                    if translatedLine is not None:
+                        self.lineNum += 1
+                        print(translatedLine)
 
         except FileNotFoundError:
             print(f"File {self.file} not found.")
             return None
 
-    def read_line(self, line):
-        print(line)
-
 
 def parse_line(line: str) -> None | str:
     line = line.strip()
@@ -41,8 +42,12 @@ def parse_line(line: str) -> None | str:
     if line == "":
         return None
 
+    # Skip comment lines
+    if line.startswith("//"):
+        return None
+
     # Handle inline comments
-    if line.split("//")[1]:
+    if len(line.split("//")) > 1:
         line = line[0].strip()
 
     if line.startswith("("):
@@ -58,7 +63,7 @@ def parse_line(line: str) -> None | str:
         maybe_variable = line.split("@")[1]
         if not maybe_variable.isdigit():
             # Stubbed: Add to the symbol table here
-            return
+            return None
 
     return parse_and_translate_instruction(line)
 

test.asm

@@ -0,0 +1,4 @@
+D=1
+D=D+1
+
+