From 76e00c55fd378eaf42ed917bcbe086191fcc2b90 Mon Sep 17 00:00:00 2001
From: Syrus Akbary <me@syrusakbary.com>
Date: Mon, 6 Sep 2021 08:57:15 +0200
Subject: [PATCH] Fixed typetag doc building

---
 lib/wasi-experimental-io-devices/Cargo.toml | 5 +++++
 lib/wasi-experimental-io-devices/src/lib.rs | 2 +-
 lib/wasi/Cargo.toml                         | 7 ++++++-
 3 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/lib/wasi-experimental-io-devices/Cargo.toml b/lib/wasi-experimental-io-devices/Cargo.toml
index a82bd03df95..306f9f11a09 100644
--- a/lib/wasi-experimental-io-devices/Cargo.toml
+++ b/lib/wasi-experimental-io-devices/Cargo.toml
@@ -20,3 +20,8 @@ minifb = "0.19"
 ref_thread_local = "0.1"
 serde = "1"
 typetag = "0.1"
+
+[features]
+enable-serde = [
+    "wasmer-wasi/enable-serde"
+]
diff --git a/lib/wasi-experimental-io-devices/src/lib.rs b/lib/wasi-experimental-io-devices/src/lib.rs
index 18e8949291a..9cf193c30f0 100644
--- a/lib/wasi-experimental-io-devices/src/lib.rs
+++ b/lib/wasi-experimental-io-devices/src/lib.rs
@@ -403,7 +403,7 @@ impl Write for FrameBuffer {
     }
 }
 
-#[typetag::serde]
+#[cfg_attr(feature = "enable-serde", typetag::serde)]
 impl VirtualFile for FrameBuffer {
     fn last_accessed(&self) -> u64 {
         0
diff --git a/lib/wasi/Cargo.toml b/lib/wasi/Cargo.toml
index dfdb83a6611..df60143ecb5 100644
--- a/lib/wasi/Cargo.toml
+++ b/lib/wasi/Cargo.toml
@@ -57,4 +57,9 @@ disable-all-logging = [
     "tracing/release_max_level_off",
     "tracing/max_level_off"
 ]
-enable-serde = ["typetag", "serde", "bincode"]
+enable-serde = [
+    "typetag",
+    "serde",
+    "bincode",
+    "wasmer-vfs/enable-serde"
+]