add authorize typo setting

milli/src/update/settings.rs

@@ -89,6 +89,7 @@ pub struct Settings<'a, 't, 'u, 'i> {
     distinct_field: Setting<String>,
     synonyms: Setting<HashMap<String, Vec<String>>>,
     primary_key: Setting<String>,
+    authorize_typos: Setting<bool>,
 }
 
 impl<'a, 't, 'u, 'i> Settings<'a, 't, 'u, 'i> {
@@ -109,6 +110,7 @@ impl<'a, 't, 'u, 'i> Settings<'a, 't, 'u, 'i> {
             distinct_field: Setting::NotSet,
             synonyms: Setting::NotSet,
             primary_key: Setting::NotSet,
+            authorize_typos: Setting::NotSet,
             indexer_config,
         }
     }
@@ -186,6 +188,14 @@ impl<'a, 't, 'u, 'i> Settings<'a, 't, 'u, 'i> {
         self.primary_key = Setting::Set(primary_key);
     }
 
+    pub fn set_autorize_typos(&mut self, val: bool) {
+        self.authorize_typos = Setting::Set(val);
+    }
+
+    pub fn reset_authorize_typos(&mut self) {
+        self.authorize_typos = Setting::Reset;
+    }
+
     fn reindex<F>(&mut self, cb: &F, old_fields_ids_map: FieldsIdsMap) -> Result<()>
     where
         F: Fn(UpdateIndexingStep) + Sync,
@@ -450,6 +460,20 @@ impl<'a, 't, 'u, 'i> Settings<'a, 't, 'u, 'i> {
         }
     }
 
+    fn update_authorize_typos(&mut self) -> Result<()> {
+        match self.authorize_typos {
+            Setting::Set(flag) => {
+                self.index.put_authorize_typos(self.wtxn, flag)?;
+                Ok(())
+            }
+            Setting::Reset => {
+                self.index.put_authorize_typos(self.wtxn, true)?;
+                Ok(())
+            }
+            Setting::NotSet => Ok(()),
+        }
+    }
+
     pub fn execute<F>(mut self, progress_callback: F) -> Result<()>
     where
         F: Fn(UpdateIndexingStep) + Sync,
@@ -465,6 +489,7 @@ impl<'a, 't, 'u, 'i> Settings<'a, 't, 'u, 'i> {
         self.update_distinct_field()?;
         self.update_criteria()?;
         self.update_primary_key()?;
+        self.update_authorize_typos()?;
 
         // If there is new faceted fields we indicate that we must reindex as we must
         // index new fields as facets. It means that the distinct attribute,