snippets: Fix snippets not updating while containing comments (#23755)

Closes #23699

Release Notes:

- Fixed issue where snippets would not update when a snippets file
contained comments.

crates/snippet_provider/Cargo.toml

@@ -18,7 +18,7 @@ gpui.workspace = true
 parking_lot.workspace = true
 paths.workspace = true
 serde.workspace = true
-serde_json.workspace = true
+serde_json_lenient.workspace = true
 snippet.workspace = true
 util.workspace = true
 schemars.workspace = true

crates/snippet_provider/src/format.rs

@@ -5,7 +5,7 @@ use schemars::{
     JsonSchema,
 };
 use serde::Deserialize;
-use serde_json::Value;
+use serde_json_lenient::Value;
 
 #[derive(Deserialize)]
 pub struct VSSnippetsFile {
@@ -20,7 +20,7 @@ impl VSSnippetsFile {
             .into_generator()
             .into_root_schema_for::<Self>();
 
-        serde_json::to_value(schema).unwrap()
+        serde_json_lenient::to_value(schema).unwrap()
     }
 }
 

crates/snippet_provider/src/lib.rs

@@ -98,7 +98,8 @@ async fn process_updates(
                 let Some(file_contents) = contents else {
                     return;
                 };
-                let Ok(as_json) = serde_json::from_str::<VSSnippetsFile>(&file_contents) else {
+                let Ok(as_json) = serde_json_lenient::from_str::<VSSnippetsFile>(&file_contents)
+                else {
                     return;
                 };
                 let snippets = file_to_snippets(as_json);

crates/snippet_provider/src/registry.rs

@@ -37,7 +37,8 @@ impl SnippetRegistry {
     }
 
     pub fn register_snippets(&self, file_path: &Path, contents: &str) -> Result<()> {
-        let snippets_in_file: crate::format::VSSnippetsFile = serde_json::from_str(contents)?;
+        let snippets_in_file: crate::format::VSSnippetsFile =
+            serde_json_lenient::from_str(contents)?;
         let kind = file_path
             .file_stem()
             .and_then(|stem| stem.to_str().and_then(file_stem_to_key));