diff --git a/translator-C++-Swift/__pycache__/process.cpython-37.pyc b/translator-C++-Swift/__pycache__/process.cpython-37.pyc
new file mode 100644
index 0000000..b2e2999
Binary files /dev/null and b/translator-C++-Swift/__pycache__/process.cpython-37.pyc differ
diff --git a/translator-C++-Swift/process.py b/translator-C++-Swift/process.py
new file mode 100755
index 0000000..76fc475
--- /dev/null
+++ b/translator-C++-Swift/process.py
@@ -0,0 +1,59 @@
+
+def process(FILE_IN):
+    # Read file.
+    lines_in = []
+    with open(FILE_IN) as file:
+        for line in file:
+            lines_in.append(line.rstrip())
+
+    # Translate.
+    lines_out = []
+
+    isDeclaration = False
+    isDeclarationLine = False
+    isBody = False
+    functionName = None
+    returnType = None
+    argumentNames = []
+    argumentTypes = []
+
+    for ln in lines_in:
+        ln = ln.rstrip()
+
+        # Ignore includes.
+        if "#include" in ln:
+            continue
+
+        parts = ln.split(" ")
+        count = len(parts)
+        lastPart = parts[count - 1]
+        if not isBody and lastPart.endswith("("):
+            isDeclaration = True
+            isDeclarationLine = True
+            isBody = False
+
+        # End of function arguments.
+        if not isDeclarationLine and not isBody and ln.endswith(") {"):
+            isDeclaration = False
+            isBody = True
+
+        # Function argument.
+        if (
+            isDeclaration and
+            not isDeclarationLine and
+            not isBody and
+            not ln.endswith(") {")
+        ):
+              print(f"TODO argument: '{ln}'")
+
+        # Function return type and function name.
+        if isDeclaration and lastPart.endswith("("):
+            functionName = lastPart[:-1]
+            returnType = ln[:-len(lastPart) - 1] # -1 for space before function name
+            print(f"Function name: '{functionName}'")
+            print(f"Return type: '{returnType}'")
+            isDeclarationLine = False
+
+        lines_out.append(ln)
+
+    return "\n".join(lines_out)
diff --git a/translator-C++-Swift/translate b/translator-C++-Swift/translate
index a26c623..a07f23d 100755
--- a/translator-C++-Swift/translate
+++ b/translator-C++-Swift/translate
@@ -1,6 +1,7 @@
 #!/usr/bin/env python3
 import os
 import sys
+from process import *
 
 DIR = os.path.dirname(os.path.realpath(sys.argv[0]))
 
@@ -11,62 +12,6 @@ if len(sys.argv) < 2:
 
 FILE_IN = sys.argv[1]
 
-# Read file.
-lines_in = []
-with open(FILE_IN) as file:
-    for line in file:
-        lines_in.append(line.rstrip())
-
-# Translate.
-lines_out = []
-
-isDeclaration = False
-isDeclarationLine = False
-isBody = False
-functionName = None
-returnType = None
-argumentNames = []
-argumentTypes = []
-
-for ln in lines_in:
-    ln = ln.lstrip()
-    # Ignore includes.
-    if "#include" in ln:
-        continue
-
-    parts = ln.split(" ")
-    count = len(parts)
-    lastPart = parts[count - 1]
-    if not isBody and lastPart.endswith("("):
-        isDeclaration = True
-        isDeclarationLine = True
-        isBody = False
-
-    # End of function arguments.
-    if not isDeclarationLine and not isBody and ln.endswith(") {"):
-        isDeclaration = False
-        isBody = True
-
-    # Function argument.
-    if (
-        isDeclaration and
-        not isDeclarationLine and
-        not isBody and
-        not ln.endswith(") {")
-    ):
-          print(f"TODO argument: '{ln}'")
-
-    # Function return type and function name.
-    if isDeclaration and lastPart.endswith("("):
-        functionName = lastPart[:-1]
-        returnType = ln[:-len(lastPart) - 1] # -1 for space before function name
-        print(f"Function name: '{functionName}'")
-        print(f"Return type: '{returnType}'")
-        isDeclarationLine = False
-
-    lines_out.append(ln)
-    
-
-
-# Output result.
-print(lines_out)
+# Translate file.
+out = process(FILE_IN)
+print(out)