eval: add api_info()

Previously, the api metadata was only accessible frow within nvim as
msgpackparse(systemlist('nvim --api-info'))[0]

1 files changed, 10 insertions, 0 deletions

diff --git a/src/nvim/eval.c b/src/nvim/eval.c
index 915484ebfb..e2cebf0751 100644
--- a/src/nvim/eval.c
+++ b/src/nvim/eval.c
@@ -6684,6 +6684,7 @@ static struct fst {
   { "acos",              1, 1, f_acos },  // WJMc
   { "add",               2, 2, f_add },
   { "and",               2, 2, f_and },
+  { "api_info",          0, 0, f_api_info },
   { "append",            2, 2, f_append },
   { "argc",              0, 0, f_argc },
   { "argidx",            0, 0, f_argidx },
@@ -7466,6 +7467,15 @@ static void f_and(typval_T *argvars, typval_T *rettv)
                          & get_tv_number_chk(&argvars[1], NULL);
 }
 
+
+/// "api_info()" function
+static void f_api_info(typval_T *argvars, typval_T *rettv)
+{
+  Dictionary metadata = api_metadata();
+  object_to_vim(DICTIONARY_OBJ(metadata), rettv, NULL);
+  api_free_dictionary(metadata);
+}
+
 /*
  * "append(lnum, string/list)" function
  */