[Tarantool-patches] [PATCH v1 09/21] sql: refactor TYPEOF() function
imeevma at tarantool.org
imeevma at tarantool.org
Fri Oct 8 20:31:48 MSK 2021
Part of #4145
---
src/box/sql/func.c | 58 ++++++++--------------------------------------
1 file changed, 10 insertions(+), 48 deletions(-)
diff --git a/src/box/sql/func.c b/src/box/sql/func.c
index 485ff33c0..b1c96ad81 100644
--- a/src/box/sql/func.c
+++ b/src/box/sql/func.c
@@ -934,6 +934,15 @@ func_zeroblob(struct sql_context *ctx, int argc, struct Mem *argv)
mem_set_bin_allocated(ctx->pOut, res, len);
}
+/** Implementation of the TYPEOF() function. */
+static void
+func_typeof(struct sql_context *ctx, int argc, struct Mem *argv)
+{
+ assert(argc == 1);
+ (void)argc;
+ return mem_set_str0_static(ctx->pOut, mem_type_to_str(&argv[0]));
+}
+
static const unsigned char *
mem_as_ustr(struct Mem *mem)
{
@@ -981,53 +990,6 @@ sql_func_uuid(struct sql_context *ctx, int argc, struct Mem *argv)
mem_set_uuid(ctx->pOut, &uuid);
}
-/*
- * Return the type of the argument.
- */
-static void
-typeofFunc(struct sql_context *context, int argc, struct Mem *argv)
-{
- (void)argc;
- const char *z = 0;
- if ((argv[0].flags & MEM_Number) != 0)
- return mem_set_str0_static(context->pOut, "number");
- if ((argv[0].flags & MEM_Scalar) != 0)
- return mem_set_str0_static(context->pOut, "scalar");
- switch (argv[0].type) {
- case MEM_TYPE_INT:
- case MEM_TYPE_UINT:
- z = "integer";
- break;
- case MEM_TYPE_DEC:
- z = "decimal";
- break;
- case MEM_TYPE_STR:
- z = "string";
- break;
- case MEM_TYPE_DOUBLE:
- z = "double";
- break;
- case MEM_TYPE_BIN:
- case MEM_TYPE_ARRAY:
- case MEM_TYPE_MAP:
- z = "varbinary";
- break;
- case MEM_TYPE_BOOL:
- z = "boolean";
- break;
- case MEM_TYPE_NULL:
- z = "NULL";
- break;
- case MEM_TYPE_UUID:
- z = "uuid";
- break;
- default:
- unreachable();
- break;
- }
- sql_result_text(context, z, -1, SQL_STATIC);
-}
-
/*
* Implementation of the round() function
*/
@@ -1937,7 +1899,7 @@ static struct sql_func_definition definitions[] = {
{FIELD_TYPE_VARBINARY, FIELD_TYPE_INTEGER, FIELD_TYPE_VARBINARY},
FIELD_TYPE_VARBINARY, func_trim_bin, NULL},
- {"TYPEOF", 1, {FIELD_TYPE_ANY}, FIELD_TYPE_STRING, typeofFunc, NULL},
+ {"TYPEOF", 1, {FIELD_TYPE_ANY}, FIELD_TYPE_STRING, func_typeof, NULL},
{"UNICODE", 1, {FIELD_TYPE_STRING}, FIELD_TYPE_INTEGER, unicodeFunc,
NULL},
{"UNLIKELY", 1, {FIELD_TYPE_ANY}, FIELD_TYPE_BOOLEAN, sql_builtin_stub,
--
2.25.1
More information about the Tarantool-patches
mailing list