Reassign variables with set, bugfixes for strings shorter than allocated size

docs/syntax.md

@@ -1,9 +1,18 @@
 ## create var *bytes = Value
 
 Creates the variable "var" with a set number of bytes allocated to it, and initialises its value.
+**IMPORTANT:** The number of bytes cannot be modified later.
 
 Example: `create var *5 = "Hello"`
 
 ## print var
 
-Prints the value of `var` to the console, where `var` is a variable.
+Prints the value of `var` to the console, where `var` is a variable.
+
+Example: `print var`
+
+## set var = Value
+
+Changes the value of an already created value.
+
+Example `set var = "World"`

readme.md

@@ -1,6 +1,6 @@
 ## Welcome to BrainAssembly!
 
-BrainAssembly is a language that compiles to Brainfuck. Similar to Assembly languages, it has simple syntax, and is designed to make Brainfuck easier to write code for. Enjoy!
+BrainAssembly is a language that compiles to Brainfuck. Similar to Assembly languages, it has simple syntax, and is designed to make Brainfuck easier to write code for. Heavily inspired by Ground. Enjoy!
 
 To run:
 
@@ -14,4 +14,6 @@ git clone https://chookspace.com/DiamondNether90/BrainAssembly
 python3 src/main.py path/to/file.basm path/to/file.bf
 ```
 
+(Replace path/to/file.basm with the actual path to your desired .basm file, and replace path/to/file.bf with where you want the compiled file to be created.)
+
 This will create or replace the contents of path/to/file.bf with the compiled BrainAssembly code.

src/main.py

@@ -3,6 +3,7 @@ from sys import argv
 file = open(argv[1]).readlines();
 bfcode = ""
 variables = []
+varbytes = []
 def removeChar(str, char):
     ans = ""
     for i in str:
@@ -29,6 +30,7 @@ for i in file:
         bfcode += ">>>>>>>>>>>>[[>>]>>]"
         
         bytes = int(removeChar(i.split("*", 1)[1].split("=", 1)[0], " "))
+        varbytes.append(bytes)
         
         a = i.split("=", 1)[1]
         if (a[0] == " "):
@@ -47,7 +49,9 @@ for i in file:
                 bfcode += "+++>"
                 if (j < len(a)):
                     bfcode += "+" * ord(a[j]) + ">"
-            bfcode += "<[[<<]<<]<<<<<<<<<"
+                else:
+                    bfcode += ">"
+            bfcode += "<<[[<<]<<]<<<<<<<<"
             
         variables.append(i.split(" ")[1].split("*")[0])
     
@@ -57,11 +61,43 @@ for i in file:
             a = removeEnd(a, 1)
         if (a in variables):
             bfcode += ">>>>>>>>>>>>"
-            for i in range(variables.index(a)):
+            for j in range(variables.index(a)):
                 bfcode += "[>>]>>"
             bfcode += "[>.>]<<[[<<]<<]<<<<<<<<++++++++++.[-]"
         else:
             raise NameError(f"Could not find variable {a}")
+    
+    elif (i.split(" ")[0] == "set"):
+        a = i.split(" ")[1]
+        if a[len(a)-1] == "\n":
+            a = removeEnd(a, 1)
+        if (a in variables):
+            bfcode += ">>>>>>>>>>>>"
+            for j in range(variables.index(a)):
+                bfcode += "[>>]>>"
+            for j in range(varbytes[variables.index(a)]):
+                bfcode += "[-]>[-]>"
+            for j in range(varbytes[variables.index(a)]):
+                bfcode += "<<"         
+            # Get type
+            val = i.split("=", 1)[1].split(" ", 1)[1]
+            if (val[len(val)-1] == "\n"):
+                val = removeEnd(val, 1)
+            if (val[0] == "\"") & (val[len(val)-1] == "\""):
+                val = val.split("\"", 1)[1]
+                val = removeEnd(val, 1)
+                type = "string"
+            
+            if (type == "string"):
+                for j in range(varbytes[variables.index(a)]):
+                    bfcode += "+++>"
+                    if (j >= len(val)):
+                        bfcode += ">"
+                    else:
+                        bfcode += "+" * ord(val[j]) + ">"
+            bfcode += "<<[[<<]<<]<<<<<<<<"
+        else:
+            raise NameError(f"Could not find variable {a}")
             
     elif ((i != "\n") & (i != "")):
         raise ValueError(f"Invalid Command")

tests/main.basm

@@ -1,7 +1,8 @@
-create hello *5 = "Hello, world!"
+create str1 *5 = "Hello"
-create world *5 = "World, hello!"
+create str2 *10 = "Hello!"
-create sigma *6 = "Sigma!"
 
-print hello
+print str1
-print world
+print str2
-print sigma
+
+set str1 = "World!"
+print str1

tests/main.bf

@@ -1 +0,0 @@
->>>>>>>>>>>>[[>>]>>]+++>++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++>+++>+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++>+++>++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++>+++>++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++>+++>+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++><[[<<]<<]<<<<<<<<<>>>>>>>>>>>>[[>>]>>]+++>+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++>+++>+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++>+++>++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++>+++>++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++>+++>++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++><[[<<]<<]<<<<<<<<<>>>>>>>>>>>>[[>>]>>]+++>+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++>+++>+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++>+++>+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++>+++>+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++>+++>+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++>+++>+++++++++++++++++++++++++++++++++><[[<<]<<]<<<<<<<<<>>>>>>>>>>>>[>.>]<<[[<<]<<]<<<<<<<<++++++++++.[-]>>>>>>>>>>>>[>>]>>[>.>]<<[[<<]<<]<<<<<<<<++++++++++.[-]>>>>>>>>>>>>[>>]>>[>>]>>[>.>]<<[[<<]<<]<<<<<<<<++++++++++.[-]