compile_options output in /-/versions, closes #396

datasette/app.py

@@ -363,6 +363,9 @@ class Datasette:
                 "version": sqlite_version,
                 "fts_versions": fts_versions,
                 "extensions": sqlite_extensions,
+                "compile_options": [
+                    r[0] for r in conn.execute("pragma compile_options;").fetchall()
+                ],
             },
         }
 

docs/introspection.rst

@@ -61,7 +61,7 @@ This is an internal implementation detail of Datasette and the format should not
 /-/versions
 -----------
 
-Shows the version of Datasette, Python and SQLite. `Versions example <https://fivethirtyeight.datasettes.com/-/versions>`_::
+Shows the version of Datasette, Python and SQLite. `Versions example <https://latest.datasette.io/-/versions>`_::
 
     {
         "datasette": {
@@ -76,9 +76,19 @@ Shows the version of Datasette, Python and SQLite. `Versions example <https://fi
                 "json1": null
             },
             "fts_versions": [
+                "FTS5",
                 "FTS4",
                 "FTS3"
             ],
+            "compile_options": [
+                "COMPILER=gcc-6.3.0 20170516",
+                "ENABLE_FTS3",
+                "ENABLE_FTS4",
+                "ENABLE_FTS5",
+                "ENABLE_JSON1",
+                "ENABLE_RTREE",
+                "THREADSAFE=1"
+            ],
             "version": "3.16.2"
         }
     }

tests/test_api.py

@@ -983,6 +983,7 @@ def test_versions_json(app_client):
     assert 'sqlite' in response.json
     assert 'version' in response.json['sqlite']
     assert 'fts_versions' in response.json['sqlite']
+    assert 'compile_options' in response.json['sqlite']
 
 
 def test_config_json(app_client):