From 4f6333a4ec41846e397cb722b118651ab64694b1 Mon Sep 17 00:00:00 2001
From: Nikita Strygin <nikita6@bk.ru>
Date: Tue, 14 May 2024 16:41:54 +0300
Subject: [PATCH] Support generating reference for bitmaps in schema

---
 etc/schema/render.ts | 16 ++++++++++++++++
 etc/schema/types.ts  | 13 +++++++++++++
 2 files changed, 29 insertions(+)

diff --git a/etc/schema/render.ts b/etc/schema/render.ts
index fb63a7a8b..8cfb43d8c 100644
--- a/etc/schema/render.ts
+++ b/etc/schema/render.ts
@@ -161,6 +161,22 @@ function renderSegment(segment: Segment, segmentName: string): string {
       ),
     )
     .with(null, () => segmentType('Zero-Size Type (unit type, null type)'))
+    .with({ Bitmap: P.select() }, ({ repr, masks }) =>
+      joinDouble(
+        // .
+        segmentType('Bitmap'),
+        segmentProp('Repr', repr),
+        segmentPropNameOnly('Masks'),
+        table(
+          [
+            { title: 'Field name', align: 'right' },
+            { title: 'Field value', align: 'left' },
+          ],
+          masks.map((x) => [code(x.name), code('0x' + x.mask.toString(16))]),
+          { indent: '  ' },
+        ),
+      ),
+    )
     .exhaustive()
 
   return joinDouble(heading, body)
diff --git a/etc/schema/types.ts b/etc/schema/types.ts
index 8d8b5813f..583a4ddbe 100644
--- a/etc/schema/types.ts
+++ b/etc/schema/types.ts
@@ -17,6 +17,7 @@ export type SchemaTypeDefinition =
   | IntDefinition
   | FixedPointDefinition
   | TupleDef
+  | BitmapDef
 
 export interface MapDefinition {
   Map: {
@@ -77,3 +78,15 @@ export interface FixedPointDefinition {
 export type TypePath = string
 
 export type UnitType = null
+
+export interface BitmapMask {
+  name: string
+  mask: number
+}
+
+export interface BitmapDef {
+  Bitmap: {
+    repr: string
+    masks: Array<BitmapMask>
+  }
+}