Start of redesign

2025-10-18 19:55:02 +11:00
parent c98f248245
commit 5fa47dc377
12 changed files with 140 additions and 202 deletions
--- a/src/codegen.py
+++ b/src/codegen.py
@@ -0,0 +1,98 @@
+from error import error
+import math as m
+        
+class Variable:
+    def __init__(self, name: str, bytes: int, startByte: int, type: int):
+        self.name: str = name
+        self.bytes: int = bytes
+        self.startByte: int = startByte
+        self.type: int = type
+    def __repr__(self) -> str:
+        return f"[{self.name}, {self.bytes}, {self.startByte}, {self.type}]"
+    
+variables: list[Variable] = []
+bytesum: int = 0
+
+types = {
+    "bool": 0,
+    "string": 1,
+    "int": 2,
+}
+
+bool = {
+    "true": 1,
+    "false": 0,
+}
+
+def generateCode(line: list[str], offset: int) -> str:
+    try:
+        bytesum = variables[-1].startByte + variables[-1].bytes
+    except IndexError:
+        bytesum = 0
+    keyword = line[0]
+    if keyword == 'create':
+        if len(line) != 5:
+            error(f"Create command requires 4 arguments (got {len(line)-1})")
+        name = line[1]
+        try:
+            type = types[line[2]]
+        except KeyError:
+            error(f"Invalid type: {line[2]}")
+            quit()
+        bytes = int(line[3])
+        value = line[4]
+        
+        if type == 0:
+            variables.append(Variable(name, bytes, bytesum, type))
+            if (value == 'true'):
+                return '>' * offset + '[>]' + '>' * (bytesum + 1) + '+' + '<' * (bytesum + 1) + '<[<]' + '<' * (offset - 1)
+            elif (value == 'false'):
+                return ''
+            else:
+                error(f'Invalid bool: {value}')
+        elif type == 1:
+            variables.append(Variable(name, bytes, bytesum, type))
+            returnval: str =  '>' * offset + '[>]' + '>' * (bytesum + 1)
+            for i in range(bytes):
+                returnval += '+' * ord(value[i]) + '>'
+            returnval += '<' * (bytes+bytesum+2) + '[<]' + '<' * (offset - 1)
+            return returnval
+        elif type == 2:
+            # I hate integers
+            error('Integers are not yet implemented')
+        else:
+            error(f"Type {type} not yet implemented")
+        
+        error()
+        quit()
+    elif keyword == 'print':
+        if len(line) != 2:
+            error(f"Print command requires 1 argument (got {len(line)-1})")
+            
+        # Find value of variable
+        var: Variable | str = ''
+        for v in variables:
+            if v.name == line[1]:
+                var = v
+        
+        if var == '':
+            error(f'Could not find variable {line[1]}')
+            quit()
+        
+        print(var.startByte)
+        if var.type == 0:
+            # Create copy
+            returnval = '>' * offset + '[>]' + '>' * (var.startByte + 1) + '[' + '<' * (var.startByte+2) + '[<]<+<+>>>' + '[>]>' + '>' * var.startByte + '-]' + '<' * (var.startByte + 2) + '[<]<' + '[>>[>]' + '>' * (var.startByte + 1) + '+' + '<' * (var.startByte + 2) + '[<]<-]'
+            # If true
+            returnval += '+<[>-<' + '+' * 115 + '.--.+++.----------------.[-]' + ']'
+            # else false
+            returnval += '>[' + '+' * 101 + '.-----.+++++++++++.+++++++.--------------.[-]' + ']<<<'
+            return returnval
+        elif var.type == 1:
+            return '>' * offset + '[>]' + '>' * (var.startByte + 1) + '.>' * var.bytes + '<' * (var.startByte+var.bytes+2) + '[<]' + '<' * (offset - 1)
+        else:
+            error('Type not yet supported')
+            quit()
+    else:
+        error(f"Invalid token: {keyword}")
+        quit()