From 51ea6d29be386c4db52291d990bc2c0d16fc611b Mon Sep 17 00:00:00 2001
From: Maas-Maarten Zeeman <mmzeeman@xs4all.nl>
Date: Sat, 28 May 2022 14:28:58 +0200
Subject: [PATCH] Removed unused stuff

---
 c_src/esqlite3_nif.c  |  7 -------
 src/esqlite3.erl      | 31 ++++++-------------------------
 test/esqlite_test.erl |  2 +-
 3 files changed, 7 insertions(+), 33 deletions(-)

diff --git a/c_src/esqlite3_nif.c b/c_src/esqlite3_nif.c
index 69cec18..9e3575e 100644
--- a/c_src/esqlite3_nif.c
+++ b/c_src/esqlite3_nif.c
@@ -25,7 +25,6 @@
 #include <sqlite3.h>
 
 #define MAX_ATOM_LENGTH 255         /* from atom.h, not exposed in erlang include */
-#define MAX_SQLITE_NAME_LENGTH  255 /* Maximum name length. Using longer will return misuse */
 #define MAX_PATHNAME 512            /* unfortunately not in sqlite.h. */
 
 static ErlNifResourceType *esqlite3_type = NULL;
@@ -79,12 +78,6 @@ make_error_tuple(ErlNifEnv *env, const char *reason)
     return enif_make_tuple2(env, make_atom(env, "error"), make_atom(env, reason));
 }
 
-static ERL_NIF_TERM
-make_row_tuple(ErlNifEnv *env, ERL_NIF_TERM value)
-{
-    return enif_make_tuple2(env, make_atom(env, "row"), value);
-}
-
 static ERL_NIF_TERM
 make_sqlite3_error_tuple(ErlNifEnv *env, int error_code) {
     return enif_make_tuple2(env, make_atom(env, "error"), enif_make_int(env, error_code));
diff --git a/src/esqlite3.erl b/src/esqlite3.erl
index ea86db8..2834e8e 100644
--- a/src/esqlite3.erl
+++ b/src/esqlite3.erl
@@ -47,22 +47,19 @@
     bind_blob/3,
     bind_null/2,
 
-    bind/2,
-
     step/1,
     reset/1,
     interrupt/1,
 
-    q/2, q/3,
-
-    fetchone/1,
-    fetchall/1,
-
     backup_init/4,
     backup_remaining/1,
     backup_pagecount/1,
     backup_step/2,
-    backup_finish/1
+    backup_finish/1,
+
+    bind/2,
+    q/2, q/3,
+    fetchall/1
 ]).
 
 -define(DEFAULT_TIMEOUT, infinity).
@@ -76,7 +73,6 @@
 }).
 
 -record(esqlite3_stmt, {
-    db :: esqlite3_nif:esqlite3(),
     stmt :: esqlite3_nif:esqlite3_stmt()
 }).
 
@@ -203,21 +199,6 @@ q(Connection, Sql, Args) ->
 %% fetchall
 %%
 
-%%
-%-spec fetchone(statement()) -> tuple().
-fetchone(Statement) ->
-    case step(Statement) of
-        Row when is_list(Row) ->
-            Row;
-        '$done' ->
-            ok;
-        {error, _} = E ->
-            E
-    end.
-%
-%%% @doc Fetch all records
-%%% @param Statement is prepared sql statement
-%-spec fetchall(statement()) -> list(row()) | {error, _}.
 fetchall(Statement) ->
     fetchall1(Statement, []).
 
@@ -327,7 +308,7 @@ prepare(Connection, Sql) ->
 prepare(#esqlite3{db=Connection}, Sql, PrepareFlags) ->
     case esqlite3_nif:prepare(Connection, Sql, props_to_prepare_flag(PrepareFlags)) of
         {ok, Stmt} ->
-            {ok, #esqlite3_stmt{db=Connection, stmt=Stmt}};
+            {ok, #esqlite3_stmt{stmt=Stmt}};
         {error, _}=Error ->
             Error
     end.
diff --git a/test/esqlite_test.erl b/test/esqlite_test.erl
index 0f34f60..e7ef48d 100644
--- a/test/esqlite_test.erl
+++ b/test/esqlite_test.erl
@@ -35,7 +35,7 @@ close_test() ->
 
 prepare_test() ->
     {ok, C} = esqlite3:open(":memory:"),
-    ?assertMatch({ok, {esqlite3_stmt, _, _}}, esqlite3:prepare(C, "select 1")),
+    ?assertMatch({ok, {esqlite3_stmt, _}}, esqlite3:prepare(C, "select 1")),
     ok = esqlite3:close(C),
     ok.