1 files changed, 12 insertions, 1 deletions
diff --git a/helix-core/src/syntax.rs b/helix-core/src/syntax.rs
index 996823ce..00c09ea2 100644
--- a/helix-core/src/syntax.rs
+++ b/helix-core/src/syntax.rs
@@ -31,6 +31,15 @@ where
         .transpose()
 }
 
+fn deserialize_lsp_config<'de, D>(deserializer: D) -> Result<Option<serde_json::Value>, D::Error>
+where
+    D: serde::Deserializer<'de>,
+{
+    Option::<toml::Value>::deserialize(deserializer)?
+        .map(|toml| toml.try_into().map_err(serde::de::Error::custom))
+        .transpose()
+}
+
 #[derive(Debug, Serialize, Deserialize)]
 pub struct Configuration {
     pub language: Vec<LanguageConfiguration>,
@@ -46,7 +55,9 @@ pub struct LanguageConfiguration {
     pub file_types: Vec<String>, // filename ends_with? <Gemfile, rb, etc>
     pub roots: Vec<String>,      // these indicate project roots <.git, Cargo.toml>
     pub comment_token: Option<String>,
-    pub config: Option<String>,
+
+    #[serde(default, skip_serializing, deserialize_with = "deserialize_lsp_config")]
+    pub config: Option<serde_json::Value>,
 
     #[serde(default)]
     pub auto_format: bool,