v0.6.0 BigUpdate

md2gost/diagram_renderer.py

@@ -37,12 +37,15 @@ DIAGRAM_LANGS = frozenset(
         "mmd",
         "idef0",
         "dfd",
+        "dfd-gs",
+        "gane-sarson",
     }
 )
-# Native Pillow renderers — never jar / Kroki.
-LOCAL_ONLY_TYPES = frozenset({"idef0", "dfd"})
+# Handled in this module, never as a Kroki diagram type.
+# idef0 and dfd-gs are Pillow; dfd draws itself (Graphviz, Kroki only inside dfd.py).
+LOCAL_ONLY_TYPES = frozenset({"idef0", "dfd", "dfd-gs"})
 # Local hi-res path uses a scale-specific cache key.
-SCALED_LOCAL_TYPES = frozenset({"mermaid", "idef0", "dfd"})
+SCALED_LOCAL_TYPES = frozenset({"mermaid", "idef0", "dfd", "dfd-gs"})
 FallbackMode = Literal["local", "remote", "off"]
 DiagramFormat = Literal["png", "svg"]
 
@@ -267,6 +270,7 @@ def diagram_engine_status(explicit_jar: str | None = None) -> str:
     except Exception as exc:
         lines = lines + f"\nMermaid: статус недоступен ({exc})"
     lines = lines + "\nIDEF0: локальный рендер (Pillow), оградка ```idef0"
+    lines = lines + "\nDFD Гейна–Сарсона: локальный рендер (Pillow), оградка ```dfd-gs"
     try:
         from .dfd import dfd_engine_status
 
@@ -618,6 +622,10 @@ def render_diagram(
         from .dfd import CACHE_KEY_PREFIX as DFD_CACHE_PREFIX
 
         cache_prefix = DFD_CACHE_PREFIX
+    elif kroki_type == "dfd-gs":
+        from .dfd_gs import CACHE_KEY_PREFIX as DFD_GS_CACHE_PREFIX
+
+        cache_prefix = DFD_GS_CACHE_PREFIX
 
     # Local hi-res uses a scale-specific cache key; Kroki uses unscaled key.
     local_prefix = cache_prefix
@@ -722,6 +730,16 @@ def render_diagram(
                 raise RuntimeError(str(exc)) from exc
             raise RuntimeError("Не удалось отрендерить DFD-диаграмму")
 
+        if kroki_type == "dfd-gs":
+            from .dfd_gs import DfdGsParseError, write_dfd_gs_outputs
+
+            try:
+                if write_dfd_gs_outputs(prepared, out_png, svg_target, scale=scale):
+                    return _result(pscale=scale if scale > 1 else 1.0)
+            except DfdGsParseError as exc:
+                raise RuntimeError(str(exc)) from exc
+            raise RuntimeError("Не удалось отрендерить DFD Гейна–Сарсона")
+
         raise RuntimeError(f"Неизвестный локальный тип диаграммы: {kroki_type}")
 
     # 1b) Mermaid local: system browser → Playwright Chromium → QuickJS