WIP: tabs, docking, dragdrop, settings, logging, harness

tools/test/undefined.py

@@ -0,0 +1,40 @@
+#!/usr/bin/env python3
+"""Static check: ImGui.X / ImGui:X / global ImFoo() calls in imgui/*.lua that nothing defines.
+  python3 tools/test/undefined.py
+"""
+import os, re, collections
+ROOT = os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
+SRC = os.path.join(ROOT, "imgui")
+files = {}
+for dp, _, fn in os.walk(SRC):
+    for f in fn:
+        if f.endswith(".lua"):
+            files[os.path.relpath(os.path.join(dp, f), SRC)] = open(os.path.join(dp, f)).read()
+
+def strip(s):  # drop comments and strings (roughly) so we don't report text
+    s = re.sub(r"--\[(=*)\[.*?\]\1\]", "", s, flags=re.S)
+    s = re.sub(r"\[(=*)\[.*?\]\1\]", '""', s, flags=re.S)
+    s = re.sub(r'"(\\.|[^"\\\n])*"', '""', s)
+    s = re.sub(r"'(\\.|[^'\\\n])*'", "''", s)
+    return re.sub(r"--[^\n]*", "", s)
+
+defined_imgui, defined_global, used = set(), set(), collections.defaultdict(list)
+for name, src in files.items():
+    s = strip(src)
+    defined_imgui.update(re.findall(r"function\s+ImGui[.:](\w+)", s))
+    defined_imgui.update(re.findall(r"\bImGui\.(\w+)\s*=[^=]", s))
+    defined_global.update(re.findall(r"^\s*function\s+([A-Za-z_]\w*)\s*\(", s, re.M))
+    defined_global.update(re.findall(r"^\s*([A-Za-z_]\w*)\s*=[^=]", s, re.M))
+    defined_global.update(re.findall(r"^\s*local\s+function\s+([A-Za-z_]\w*)", s, re.M))
+    defined_global.update(re.findall(r"^\s*local\s+([A-Za-z_][\w, ]*)", s, re.M) and
+                          [x.strip() for l in re.findall(r"^\s*local\s+([A-Za-z_][\w, ]*)", s, re.M) for x in l.split(",")])
+    for i, line in enumerate(s.split("\n"), 1):
+        for m in re.findall(r"\bImGui\.(\w+)\s*\(", line):
+            used[("ImGui." + m, m, True)].append("%s:%d" % (name, i))
+        for m in re.findall(r"(?<![.:\w])(Im[A-Z]\w*)\s*\(", line):
+            used[(m, m, False)].append("%s:%d" % (name, i))
+
+missing = [(k, v) for k, v in used.items() if (k[1] not in defined_imgui if k[2] else k[1] not in defined_global)]
+for (full, _, _), locs in sorted(missing):
+    print("%-45s %d uses, e.g. %s" % (full, len(locs), ", ".join(locs[:3])))
+print("total undefined:", len(missing))