Ability to list just FTS4 or FTS5 table names

sqlite_utils/cli.py

@@ -15,10 +15,16 @@ def cli():
     type=click.Path(exists=True, file_okay=True, dir_okay=False, allow_dash=False),
     required=True,
 )
-def table_names(path):
+@click.option(
+    "--fts4", help="Just show FTS4 enabled tables", default=False, is_flag=True
+)
+@click.option(
+    "--fts5", help="Just show FTS5 enabled tables", default=False, is_flag=True
+)
+def table_names(path, fts4, fts5):
     """List the tables in the database"""
     db = sqlite_utils.Database(path)
-    for name in db.table_names:
+    for name in db.table_names(fts4=fts4, fts5=fts5):
         print(name)
 
 

sqlite_utils/db.py

@@ -25,18 +25,18 @@ class Database:
     def __repr__(self):
         return "<Database {}>".format(self.conn)
 
-    @property
-    def table_names(self):
-        return [
-            r[0]
-            for r in self.conn.execute(
-                "select name from sqlite_master where type = 'table'"
-            ).fetchall()
-        ]
+    def table_names(self, fts4=False, fts5=False):
+        where = ["type = 'table'"]
+        if fts4:
+            where.append("sql like '%FTS4%'")
+        if fts5:
+            where.append("sql like '%FTS5%'")
+        sql = "select name from sqlite_master where {}".format(" AND ".join(where))
+        return [r[0] for r in self.conn.execute(sql).fetchall()]
 
     @property
     def tables(self):
-        return [self[name] for name in self.table_names]
+        return [self[name] for name in self.table_names()]
 
     def execute_returning_dicts(self, sql, params=None):
         cursor = self.conn.execute(sql, params or tuple())
@@ -106,7 +106,7 @@ class Table:
     def __init__(self, db, name):
         self.db = db
         self.name = name
-        self.exists = self.name in self.db.table_names
+        self.exists = self.name in self.db.table_names()
 
     def __repr__(self):
         return "<Table {}{}>".format(