Let Clipext take stdin 1 line at a time

Clipext/clipext.py

@@ -4,7 +4,7 @@ CLIPBOARD_STRINGS = ['!c', '!clip', '!clipboard']
 INPUT_STRINGS = ['!i', '!in', '!input', '!stdin']
 EOF = '\x1a'
 
-def multi_line_input():
+def _input_lines():
     userinput = []
     while True:
         try:
@@ -15,17 +15,33 @@ def multi_line_input():
         else:
             userinput.append(additional)
 
-        if EOF in additional:
+        additional = additional.split(EOF)
+        has_eof = len(additional) > 1
+        additional = additional[0]
+
+        yield additional
+
+        if has_eof:
             break
 
-    userinput = '\n'.join(userinput)
-    userinput = userinput.split(EOF)[0]
-    return userinput.strip()
+def multi_line_input(split_lines=False):
+    generator = _input_lines()
+    if split_lines:
+        return generator
+    else:
+        return '\n'.join(generator)
 
-def resolve(arg):
+def resolve(arg, split_lines=False):
     lowered = arg.lower()
-    if lowered in CLIPBOARD_STRINGS:
-        return pyperclip.paste()
     if lowered in INPUT_STRINGS:
-        return multi_line_input()
-    return arg
+        return multi_line_input(split_lines=split_lines)
+    elif lowered in CLIPBOARD_STRINGS:
+        text = pyperclip.paste()
+    else:
+        text = arg
+
+    if split_lines:
+        lines = text.splitlines()
+        return lines
+    else:
+        return text