init the project

2026-05-25 15:09:42 +08:00
commit 7fc0e7852e
122 changed files with 14557 additions and 0 deletions
@@ -0,0 +1,71 @@
+# YAML/JSON 差异对比工具
+
+import yaml
+
+
+def compute_diff(doc_a: dict | str, doc_b: dict | str) -> dict:
+    """Compute diff between two dicts or YAML strings."""
+    if isinstance(doc_a, str):
+        try:
+            doc_a = yaml.safe_load(doc_a) or {}
+        except yaml.YAMLError:
+            doc_a = {}
+    if isinstance(doc_b, str):
+        try:
+            doc_b = yaml.safe_load(doc_b) or {}
+        except yaml.YAMLError:
+            doc_b = {}
+
+    added, removed, modified = _recursive_diff(doc_a, doc_b, "")
+    return {
+        "added": added,
+        "removed": removed,
+        "modified": modified,
+    }
+
+
+def _recursive_diff(a: dict | list, b: dict | list, path: str) -> tuple[list, list, list]:
+    added, removed, modified = [], [], []
+
+    if isinstance(a, dict) and isinstance(b, dict):
+        all_keys = set(a.keys()) | set(b.keys())
+        for key in sorted(all_keys):
+            new_path = f"{path}.{key}" if path else key
+            if key not in a:
+                added.append({"path": new_path, "value": b[key]})
+            elif key not in b:
+                removed.append({"path": new_path, "value": a[key]})
+            elif a[key] != b[key]:
+                if isinstance(a[key], (dict, list)) and isinstance(b[key], (dict, list)):
+                    a_sub, r_sub, m_sub = _recursive_diff(a[key], b[key], new_path)
+                    added.extend(a_sub)
+                    removed.extend(r_sub)
+                    modified.extend(m_sub)
+                else:
+                    modified.append({
+                        "path": new_path,
+                        "old_value": a[key],
+                        "new_value": b[key],
+                    })
+
+    elif isinstance(a, list) and isinstance(b, list):
+        for i in range(max(len(a), len(b))):
+            new_path = f"{path}[{i}]"
+            if i >= len(a):
+                added.append({"path": new_path, "value": b[i]})
+            elif i >= len(b):
+                removed.append({"path": new_path, "value": a[i]})
+            elif a[i] != b[i]:
+                if isinstance(a[i], (dict, list)) and isinstance(b[i], (dict, list)):
+                    a_sub, r_sub, m_sub = _recursive_diff(a[i], b[i], new_path)
+                    added.extend(a_sub)
+                    removed.extend(r_sub)
+                    modified.extend(m_sub)
+                else:
+                    modified.append({
+                        "path": new_path,
+                        "old_value": a[i],
+                        "new_value": b[i],
+                    })
+
+    return added, removed, modified