added formatting;

src/formatting.py

@@ -0,0 +1,35 @@
+import re
+
+COLORS = ["red", "green", "yellow", "blue", "magenta", "cyan"]
+KEYWORDS = COLORS + [
+    "bold", "italic", "underline"
+]
+
+
+TOKENS = re.compile(r"\[\[({}): (.+?)]]".format("|".join(KEYWORDS)), flags=re.DOTALL)
+QUOTES = re.compile(">>([0-9]+)")
+LINEQUOTES = re.compile("^>(.+)$", flags=re.MULTILINE)
+
+
+def parse(text, doquotes=True):
+    output = TOKENS.sub("\\2", text)
+    objects = list()
+    offset = 0
+    for token in TOKENS.finditer(text):
+        directive = token.group(1).lower()
+        start = token.start() - offset
+        end = start + len(token.group(2))
+        offset += len(directive) + 6
+        if directive in COLORS:
+            objects.append(["color", start, end, directive])
+        else:
+            objects.append([directive, start, end])
+
+    objects += [["linequote", m.start(), m.end()]
+                  for m in LINEQUOTES.finditer(output)]
+
+    if doquotes:
+        objects += [["quote", m.start(), m.end(), int(m.group(1))]
+                      for m in QUOTES.finditer(output)]
+
+    return output, objects