Add elasticlunr prefix to search engine format configuration

This will be useful if support for more search libraries are added in the future

components/config/src/config/search.rs

@@ -1,16 +1,15 @@
 use serde::{Deserialize, Serialize};
 
 #[derive(Clone, Debug, PartialEq, Eq, Serialize, Deserialize)]
+#[serde(rename_all = "snake_case")]
 pub enum IndexFormat {
-    #[serde(rename = "json")]
-    Json,
-    #[serde(rename = "javascript")]
-    Javascript,
+    ElasticlunrJson,
+    ElasticlunrJavascript,
 }
 
 impl Default for IndexFormat {
     fn default() -> IndexFormat {
-        IndexFormat::Javascript
+        IndexFormat::ElasticlunrJavascript
     }
 }
 

components/site/src/lib.rs

@@ -771,11 +771,11 @@ impl Site {
             &self.config,
         )?;
         let (path, content) = match &self.config.search.index_format {
-            IndexFormat::Json => {
+            IndexFormat::ElasticlunrJson => {
                 let path = self.output_path.join(&format!("search_index.{}.json", lang));
                 (path, index_json)
             }
-            IndexFormat::Javascript => {
+            IndexFormat::ElasticlunrJavascript => {
                 let path = self.output_path.join(&format!("search_index.{}.js", lang));
                 let content = format!("window.searchIndex = {};", index_json);
                 (path, content)

docs/config.toml

@@ -6,7 +6,7 @@ compile_sass = true
 build_search_index = true
 
 [search]
-index_format = "json"
+index_format = "elasticlunr_json"
 
 [markdown]
 highlight_code = true

docs/content/documentation/content/search.md

@@ -17,7 +17,7 @@ After `zola build` or `zola serve`, you should see two files in your public dire
 - `search_index.${default_language}.js`: so `search_index.en.js` for a default setup
 - `elasticlunr.min.js`
 
-If you set `index_format = "json"` in your `config.toml`, a `search_index.${default_language}.json` is generated
+If you set `index_format = "elasticlunr_json"` in your `config.toml`, a `search_index.${default_language}.json` is generated
 instead of the default `search_index.${default_language}.js`.
 
 As each site will be different, Zola makes no assumptions about your search function and doesn't provide

docs/content/documentation/getting-started/configuration.md

@@ -161,8 +161,8 @@ include_content = true
 # truncate_content_length = 100
 
 # Wether to produce the search index as a javascript file or as a JSON file
-# Accepted value "javascript" or "json"
-index_format = "javascript"
+# Accepted value "elasticlunr_javascript" or "elasticlunr_json"
+index_format = "elasticlunr_javascript"
 
 # Optional translation object for the default language
 # Example: