diff options
Diffstat (limited to 'src/mango/src/mango_cursor_view.erl')
| -rw-r--r-- | src/mango/src/mango_cursor_view.erl | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/src/mango/src/mango_cursor_view.erl b/src/mango/src/mango_cursor_view.erl index 59dd52226..3fcec07be 100644 --- a/src/mango/src/mango_cursor_view.erl +++ b/src/mango/src/mango_cursor_view.erl @@ -29,7 +29,7 @@ -include_lib("couch/include/couch_db.hrl"). -include_lib("couch_mrview/include/couch_mrview.hrl"). -include("mango_cursor.hrl"). - +-include("mango_idx_view.hrl"). create(Db, Indexes, Selector, Opts) -> FieldRanges = mango_idx_view:field_ranges(Selector), @@ -61,18 +61,37 @@ explain(Cursor) -> BaseArgs = base_args(Cursor), Args = apply_opts(Opts, BaseArgs), + [{mrargs, {[ {include_docs, Args#mrargs.include_docs}, {view_type, Args#mrargs.view_type}, {reduce, Args#mrargs.reduce}, {start_key, Args#mrargs.start_key}, - {end_key, Args#mrargs.end_key}, + {end_key, maybe_replace_max_json(Args#mrargs.end_key)}, {direction, Args#mrargs.direction}, {stable, Args#mrargs.stable}, {update, Args#mrargs.update} ]}}]. +% replace internal values that cannot +% be represented as a valid UTF-8 string +% with a token for JSON serialization +maybe_replace_max_json([]) -> + []; + +maybe_replace_max_json(?MAX_STR) -> + <<"<MAX>">>; + +maybe_replace_max_json([H | T] = EndKey) when is_list(EndKey) -> + H1 = if H == ?MAX_JSON_OBJ -> <<"<MAX>">>; + true -> H + end, + [H1 | maybe_replace_max_json(T)]; + +maybe_replace_max_json(EndKey) -> + EndKey. + base_args(#cursor{index = Idx} = Cursor) -> #mrargs{ view_type = map, |