From e9e6ad8841d59999dac8f7ced28652e1f179df76 Mon Sep 17 00:00:00 2001
From: Graydon Hoare <graydon@pobox.com>
Date: Fri, 11 Aug 2023 15:43:25 -0700
Subject: [PATCH] Remove ScSpecTypeSet support, which was already mostly dead.

---
 Cargo.toml                         |  2 +-
 soroban-sdk-macros/src/map_type.rs | 14 +-------------
 soroban-spec-rust/src/types.rs     |  4 ----
 3 files changed, 2 insertions(+), 18 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index f289a7c8f..fb1b05077 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -60,7 +60,7 @@ rev = "e6ba45c60c16de28c7522586b80ed0150157df73"
 [workspace.dependencies.stellar-xdr]
 version = "0.0.17"
 git = "https://github.com/stellar/rs-stellar-xdr"
-rev = "4876e5eb20016caebbd13bcf6401626dc6073b8e"
+rev = "74178ad4c71989c1f8596e2e102c2cc5f252dc17"
 default-features = false
 
 #[patch."https://github.com/stellar/rs-soroban-env"]
diff --git a/soroban-sdk-macros/src/map_type.rs b/soroban-sdk-macros/src/map_type.rs
index db9e2a290..32d79fedb 100644
--- a/soroban-sdk-macros/src/map_type.rs
+++ b/soroban-sdk-macros/src/map_type.rs
@@ -1,6 +1,6 @@
 use stellar_xdr::{
     ScSpecTypeBytesN, ScSpecTypeDef, ScSpecTypeMap, ScSpecTypeOption, ScSpecTypeResult,
-    ScSpecTypeSet, ScSpecTypeTuple, ScSpecTypeUdt, ScSpecTypeVec,
+    ScSpecTypeTuple, ScSpecTypeUdt, ScSpecTypeVec,
 };
 use syn::{
     spanned::Spanned, Error, Expr, ExprLit, GenericArgument, Lit, Path, PathArguments, PathSegment,
@@ -86,18 +86,6 @@ pub fn map_type(t: &Type) -> Result<ScSpecTypeDef, Error> {
                                 element_type: Box::new(map_type(t)?),
                             })))
                         }
-                        "Set" => {
-                            let t = match args.as_slice() {
-                                [GenericArgument::Type(t)] => t,
-                                [..] => Err(Error::new(
-                                    t.span(),
-                                    "incorrect number of generic arguments, expect one for Set<T>",
-                                ))?,
-                            };
-                            Ok(ScSpecTypeDef::Set(Box::new(ScSpecTypeSet {
-                                element_type: Box::new(map_type(t)?),
-                            })))
-                        }
                         "Map" => {
                             let (k, v) = match args.as_slice() {
                                 [GenericArgument::Type(k), GenericArgument::Type(v)] => (k, v),
diff --git a/soroban-spec-rust/src/types.rs b/soroban-spec-rust/src/types.rs
index 11869cfc5..9222dc7a8 100644
--- a/soroban-spec-rust/src/types.rs
+++ b/soroban-spec-rust/src/types.rs
@@ -166,10 +166,6 @@ pub fn generate_type_ident(spec: &ScSpecTypeDef) -> TokenStream {
             let value_ident = generate_type_ident(&m.value_type);
             quote! { soroban_sdk::Map<#key_ident, #value_ident> }
         }
-        ScSpecTypeDef::Set(s) => {
-            let element_ident = generate_type_ident(&s.element_type);
-            quote! { soroban_sdk::Set<#element_ident> }
-        }
         ScSpecTypeDef::Tuple(t) => {
             let type_idents = t.value_types.iter().map(generate_type_ident);
             quote! { (#(#type_idents,)*) }