diff --git a/interpreter/interpret_source.py b/interpreter/interpret_source.py
index a415c5a..c639a0c 100644
--- a/interpreter/interpret_source.py
+++ b/interpreter/interpret_source.py
@@ -8,12 +8,15 @@ from draw.Iinstruction import *
 
 COMMENT_REGEX = r"""^//|^#|^COMMENT|^--"""
 REMOVE_KEYWORDS = [' ', "public", "private", "void", ';']
+FUNCTION_IDENTIFIERS = ["void", "boolean", "int"] #possible return types of functions
 
 WHILE_TAG = "solange " #german for 'while'. Change this depending on your language
 
 REPLACE = dict((re.escape(k), '') for k in REMOVE_KEYWORDS)
 remove_pattern = re.compile("|".join(REPLACE.keys()))
 
+function_pattern = re.compile(r"""(?=.*).*\(\)""".join(FUNCTION_IDENTIFIERS))
+
 logging.warn("""The Interpreter is WIP and cannot interpret classes or function definitions
 as those do not exist in Nass-Shneidermann Diagrams. A fix is in the making
 """)
@@ -159,6 +162,22 @@ def get_instructions_in_scope(src: List[str], start_idx: int = 0) -> Tuple[List[
     
     return outer_scope, i
 
+def get_function_scopes(src: List[str]) -> List[Tuple[int, int]]:
+    i = 0
+    print(function_pattern)
+    while i < len(src):
+        line = src[i]
+        try:
+
+            if function_pattern.match(line):
+                print(line)
+
+        except:
+            raise
+        i += 1
+
+    return [(0, 0)]
+
 def load_instructions(filepath: str) -> List[Iinstruction]:
     src = load_src(filepath)
     instructions, i = get_instructions_in_scope(src)
diff --git a/res/input/input.java b/res/input/input.java
index ee6e2ac..99475d1 100644
--- a/res/input/input.java
+++ b/res/input/input.java
@@ -71,4 +71,13 @@ do
 }
 while(do_while_condition3)
 
-//since the interpreter ignores all empty lines and spaces, any changes in tabs *should* not have any effect
\ No newline at end of file
+//since the interpreter ignores all empty lines and spaces, any changes in tabs *should* not have any effect
+
+void function1() {
+
+}
+
+boolean function2()
+{
+    
+}
\ No newline at end of file