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From: Timur Safin <tsafin@tarantool.org>
To: v.shpilevoy@tarantool.org, alexander.turenko@tarantool.org
Cc: tarantool-patches@dev.tarantool.org
Subject: [Tarantool-patches] [PATCH 1.10 v3 3/4] module api: luaL_checkibuf
Date: Mon, 12 Oct 2020 03:50:39 +0300	[thread overview]
Message-ID: <baf1a1c1d43c32444e20d0f7f6f037f76a1bcacd.1602463038.git.tsafin@tarantool.org> (raw)
In-Reply-To: <cover.1602463038.git.tsafin@tarantool.org>

Moved `luaL_checkibuf` to the public part of module api.

Part of #5384
---
 extra/exports                    |  2 ++
 src/lua/utils.h                  | 44 ++++++++++++++++++++------------
 test/app-tap/module_api.c        | 10 ++++++++
 test/app-tap/module_api.test.lua | 20 ++++++++++++++-
 4 files changed, 58 insertions(+), 18 deletions(-)

diff --git a/extra/exports b/extra/exports
index 9e2023685..abe9eded4 100644
--- a/extra/exports
+++ b/extra/exports
@@ -118,8 +118,10 @@ coio_call
 coio_getaddrinfo
 luaL_pushcdata
 luaL_iscdata
+luaL_iscallable
 luaL_checkcdata
 luaL_setcdatagc
+luaL_checkibuf
 luaL_ctypeid
 luaL_cdef
 luaL_pushuint64
diff --git a/src/lua/utils.h b/src/lua/utils.h
index d6fbd0e48..92bf88900 100644
--- a/src/lua/utils.h
+++ b/src/lua/utils.h
@@ -505,6 +505,24 @@ luaT_state(void);
 LUA_API const char *
 luaT_tolstring(lua_State *L, int idx, size_t *ssize);
 
+/**
+ * Check whether a Lua object is a function or has
+ * metatable/metatype with a __call field.
+ *
+ * Note: It does not check type of __call metatable/metatype
+ * field.
+ */
+LUA_API int
+luaL_iscallable(lua_State *L, int idx);
+
+/**
+ * Check if a value on @a L stack by index @a idx is an ibuf
+ * object. Both 'struct ibuf' and 'struct ibuf *' are accepted.
+ * Returns NULL, if can't convert - not an ibuf object.
+ */
+LUA_API struct ibuf *
+luaL_checkibuf(struct lua_State *L, int idx);
+
 /** \endcond public */
 
 void
@@ -588,23 +606,6 @@ luaL_checkfinite(struct lua_State *L, struct luaL_serializer *cfg,
 		luaL_error(L, "number must not be NaN or Inf");
 }
 
-/**
- * Check if a value on @a L stack by index @a idx is an ibuf
- * object. Both 'struct ibuf' and 'struct ibuf *' are accepted.
- * Returns NULL, if can't convert - not an ibuf object.
- */
-struct ibuf *
-luaL_checkibuf(struct lua_State *L, int idx);
-
-/**
- * Check if a value on @a L stack by index @a idx is pointer at
- * char or const char. '(char *)NULL' is also considered a valid
- * char pointer.
- */
-int
-luaL_checkconstchar(struct lua_State *L, int idx, const char **res,
-		    uint32_t *cdata_type_p);
-
 /**
  * @brief Creates a new Lua coroutine in a protected frame. If
  * <lua_newthread> call underneath succeeds, the created Lua state
@@ -617,6 +618,15 @@ luaL_checkconstchar(struct lua_State *L, int idx, const char **res,
 struct lua_State *
 luaT_newthread(struct lua_State *L);
 
+/**
+ * Check if a value on @a L stack by index @a idx is pointer at
+ * char or const char. '(char *)NULL' is also considered a valid
+ * char pointer.
+ */
+int
+luaL_checkconstchar(struct lua_State *L, int idx, const char **res,
+		    uint32_t *cdata_type_p);
+
 int
 tarantool_lua_utils_init(struct lua_State *L);
 
diff --git a/test/app-tap/module_api.c b/test/app-tap/module_api.c
index 74a4c4d54..2c4ca710d 100644
--- a/test/app-tap/module_api.c
+++ b/test/app-tap/module_api.c
@@ -150,6 +150,15 @@ test_checkint64(lua_State *L)
 	return 1;
 }
 
+static int
+test_checkibuf(lua_State *L)
+{
+	struct ibuf *buf;
+	buf = luaL_checkibuf(L, -1);
+	lua_pushboolean(L, buf != NULL);
+	return 1;
+}
+
 static int
 test_touint64(lua_State *L)
 {
@@ -584,6 +593,7 @@ luaopen_module_api(lua_State *L)
 		{"test_pushint64", test_pushint64 },
 		{"test_checkuint64", test_checkuint64 },
 		{"test_checkint64", test_checkint64 },
+		{"checkibuf", test_checkibuf},
 		{"test_touint64", test_touint64 },
 		{"test_toint64", test_toint64 },
 		{"test_fiber", test_fiber },
diff --git a/test/app-tap/module_api.test.lua b/test/app-tap/module_api.test.lua
index 06ecb5470..2b28bdaff 100755
--- a/test/app-tap/module_api.test.lua
+++ b/test/app-tap/module_api.test.lua
@@ -36,6 +36,23 @@ local function test_pushcdata(test, module)
     test:is(gc_counter, 1, 'pushcdata gc')
 end
 
+local function test_buffers(test, module)
+    test:plan(7)
+    local ffi = require('ffi')
+    local buffer = require('buffer')
+
+    local ibuf = buffer.ibuf()
+    local pbuf = ibuf:alloc(128)
+
+    test:ok(not module.checkibuf(nil), 'checkibuf of nil')
+    test:ok(not module.checkibuf({}), 'checkibuf of {}')
+    test:ok(not module.checkibuf(1LL), 'checkibuf of 1LL')
+    test:ok(not module.checkibuf(box.NULL), 'checkibuf of box.NULL')
+    test:ok(not module.checkibuf(buffer.reg1), 'checkibuf of reg1')
+    test:ok(module.checkibuf(ibuf), 'checkibuf of ibuf')
+    test:ok(not module.checkibuf(pbuf), 'checkibuf of pointer to ibuf data')
+end
+
 local function test_tuples(test, module)
     test:plan(8)
 
@@ -59,7 +76,7 @@ local function test_tuples(test, module)
 end
 
 local test = require('tap').test("module_api", function(test)
-    test:plan(25)
+    test:plan(26)
     local status, module = pcall(require, 'module_api')
     test:is(status, true, "module")
     test:ok(status, "module is loaded")
@@ -84,6 +101,7 @@ local test = require('tap').test("module_api", function(test)
     test:like(msg, 'luaT_error', 'luaT_error')
 
     test:test("pushcdata", test_pushcdata, module)
+    test:test("buffers", test_buffers, module)
     test:test("validate", test_tuples, module)
 
     space:drop()
-- 
2.20.1

  parent reply	other threads:[~2020-10-12  0:51 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-12  0:50 [Tarantool-patches] [PATCH 1.10 v3 0/4] module api: extend for external merger Lua module Timur Safin
2020-10-12  0:50 ` [Tarantool-patches] [PATCH 1.10 v3 1/4] module api: export box_tuple_validate Timur Safin
2020-10-12  0:50 ` [Tarantool-patches] [PATCH 1.10 v3 2/4] module api: export box_key_def_dup Timur Safin
2020-10-12  0:50 ` Timur Safin [this message]
2020-10-12  7:43   ` [Tarantool-patches] [PATCH 1.10 v3 3/4] module api: luaL_checkibuf Timur Safin
2020-10-12  0:50 ` [Tarantool-patches] [PATCH 1.10 v3 4/4] module api: add luaL_iscallable with support of cdata metatype Timur Safin
2020-10-13 11:58   ` Alexander Turenko
2020-10-12  9:19 ` [Tarantool-patches] [PATCH 1.10 v3 0/4] module api: extend for external merger Lua module Timur Safin

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