tool for optimizing includes

tools/others/sort_includes.py

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+import os
+import sys
+
+def sort_file(path):
+    lines = open(path, "r").readlines()
+    if len(lines) == 0:
+        return
+
+    skipped = 0
+    while True:
+        line = lines[skipped]
+        if line.startswith("#pragma once") or line == "\n" or line.startswith("//"):
+            skipped += 1
+        else:
+            break
+
+    n = skipped
+    for line in lines[skipped:]:
+        if not line.startswith("#include") and not line.startswith("//#include") and not line == "\n":
+            break
+        n += 1
+
+    includes = set(lines[skipped:n])
+
+    def cm(s1, s2):
+        return s1 >= s2
+
+    (fname, ext) = os.path.splitext(path)
+    fname = os.path.split(fname)[1]
+    pair_header = "\"{}.h\"".format(fname)
+
+    def k(s):
+        w = 0
+        def getw(s):
+            if s.find("<") != -1 and s.find(">") != -1:
+                return 5
+
+            if s.find("oxygine-include") != -1:
+                return 1
+
+            parts = len(s.split("/"))
+            if ext == ".cpp" and parts == 1 and s.find(pair_header) != -1:
+                return 0
+
+            if parts == 1:
+                return 2
+
+            return 3#parts
+
+        w = getw(s)
+        return (w, s)
+
+    includes = sorted(includes, key = k)
+    includes = filter(lambda s: s != "\n", includes)
+    if len(includes) == 0:
+        print("skipped {}".format(path))
+        return
+
+    includes += "\n"
+
+    with open(path, "w") as fh:
+        fh.writelines(lines[0:skipped])
+        fh.writelines(includes)
+        fh.writelines(lines[n:])
+
+    #print path
+
+def run(folder):
+    items = os.listdir(folder)
+    for item in items:
+        path = os.path.join(folder, item)
+        if os.path.isdir(path):
+            run(path)
+            continue
+        sort_file(path)
+
+if __name__ == "__main__":
+    if len(sys.argv) > 1:
+        path = sys.argv[1]
+    else:
+        path = "../../oxygine/src/oxygine"
+    run(path)
+
+#sort_file("../project/src/packs/app_packs.cpp")
+#sort_file("../../oxygine/src/oxygine/stdrenderer.cpp")