From 4e89c2a66470b5728425a9031b095ae96ddb2b34 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lauren=C8=9Biu=20Nicola?= <lnicola@dend.ro>
Date: Wed, 23 Dec 2020 13:21:58 +0200
Subject: Try serde_path_to_error for LSP InitializeParams

---
 Cargo.lock                      | 10 ++++++++++
 crates/rust-analyzer/Cargo.toml |  1 +
 crates/rust-analyzer/src/lib.rs |  2 +-
 3 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/Cargo.lock b/Cargo.lock
index fbb79e01f..759895695 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1358,6 +1358,7 @@ dependencies = [
  "rustc-hash",
  "serde",
  "serde_json",
+ "serde_path_to_error",
  "ssr",
  "stdx",
  "syntax",
@@ -1526,6 +1527,15 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "serde_path_to_error"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "42f6109f0506e20f7e0f910e51a0079acf41da8e0694e6442527c4ddf5a2b158"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "serde_repr"
 version = "0.1.6"
diff --git a/crates/rust-analyzer/Cargo.toml b/crates/rust-analyzer/Cargo.toml
index 0b4d3f4eb..53e70eaf7 100644
--- a/crates/rust-analyzer/Cargo.toml
+++ b/crates/rust-analyzer/Cargo.toml
@@ -28,6 +28,7 @@ oorandom = "11.1.2"
 rustc-hash = "1.1.0"
 serde = { version = "1.0.106", features = ["derive"] }
 serde_json = { version = "1.0.48", features = ["preserve_order"] }
+serde_path_to_error = "0.1"
 threadpool = "1.7.1"
 rayon = "1.5"
 mimalloc = { version = "0.1.19", default-features = false, optional = true }
diff --git a/crates/rust-analyzer/src/lib.rs b/crates/rust-analyzer/src/lib.rs
index 79fe30e53..d538ad69a 100644
--- a/crates/rust-analyzer/src/lib.rs
+++ b/crates/rust-analyzer/src/lib.rs
@@ -46,7 +46,7 @@ pub type Error = Box<dyn std::error::Error + Send + Sync>;
 pub type Result<T, E = Error> = std::result::Result<T, E>;
 
 pub fn from_json<T: DeserializeOwned>(what: &'static str, json: serde_json::Value) -> Result<T> {
-    let res = T::deserialize(&json)
+    let res = serde_path_to_error::deserialize(&json)
         .map_err(|e| format!("Failed to deserialize {}: {}; {}", what, e, json))?;
     Ok(res)
 }
-- 
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