From 8ec6f730eff1f6008b7eba1c749824a4a5734e5f Mon Sep 17 00:00:00 2001
From: mlugg <mlugg@mlugg.co.uk>
Date: Sat, 17 Feb 2024 03:34:47 +0000
Subject: compiler: represent captures directly in InternPool

These were previously associated with the type's namespace, but we need
to store them directly in the InternPool for #18816.
---
 src/type.zig | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'src/type.zig')

diff --git a/src/type.zig b/src/type.zig
index 2021a1aaea..d19ad6f02e 100644
--- a/src/type.zig
+++ b/src/type.zig
@@ -3294,6 +3294,18 @@ pub const Type = struct {
         };
     }
 
+    /// Given a namespace type, returns its list of caotured values.
+    pub fn getCaptures(ty: Type, zcu: *const Zcu) InternPool.CaptureValue.Slice {
+        const ip = &zcu.intern_pool;
+        return switch (ip.indexToKey(ty.toIntern())) {
+            .struct_type => ip.loadStructType(ty.toIntern()).captures,
+            .union_type => ip.loadUnionType(ty.toIntern()).captures,
+            .enum_type => ip.loadEnumType(ty.toIntern()).captures,
+            .opaque_type => ip.loadOpaqueType(ty.toIntern()).captures,
+            else => unreachable,
+        };
+    }
+
     pub const @"u1": Type = .{ .ip_index = .u1_type };
     pub const @"u8": Type = .{ .ip_index = .u8_type };
     pub const @"u16": Type = .{ .ip_index = .u16_type };
-- 
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