support optional list in ListIndexOf

Author: nepal

ydb/library/yql/mount/lib/yql/core.yql

@@ -3,7 +3,7 @@
 (let Unequals (lambda '(value) (lambda '(x) (!= x value))))
 
 (let FindIndex (lambda '(list predicate) (block '(
-   (let enumerated (Enumerate list))
+   (let enumerated (Enumerate (Coalesce list (EmptyList))))
    (let filtered (Filter enumerated (lambda '(x) (Coalesce (Apply predicate (Nth x '1)) (Bool '0)))))
    (return (Nth (ToOptional filtered) '0))
 ))))

ydb/library/yql/tests/sql/dq_file/part4/canondata/result.json

@@ -671,6 +671,28 @@
         }
     ],
     "test.test[expr-int_literals_negative_typed-default.txt-Results]": [],
+    "test.test[expr-list_indexof-default.txt-Analyze]": [
+        {
+            "checksum": "b4dd508a329723c74293d80f0278c705",
+            "size": 505,
+            "uri": "https://{canondata_backend}/995452/b1f2dabe2f59f069a24ebbb0bcf5d5b69f26631e/resource.tar.gz#test.test_expr-list_indexof-default.txt-Analyze_/plan.txt"
+        }
+    ],
+    "test.test[expr-list_indexof-default.txt-Debug]": [
+        {
+            "checksum": "9968f0a681b374cf69e8272c94c136ad",
+            "size": 1178,
+            "uri": "https://{canondata_backend}/995452/b1f2dabe2f59f069a24ebbb0bcf5d5b69f26631e/resource.tar.gz#test.test_expr-list_indexof-default.txt-Debug_/opt.yql_patched"
+        }
+    ],
+    "test.test[expr-list_indexof-default.txt-Plan]": [
+        {
+            "checksum": "b4dd508a329723c74293d80f0278c705",
+            "size": 505,
+            "uri": "https://{canondata_backend}/995452/b1f2dabe2f59f069a24ebbb0bcf5d5b69f26631e/resource.tar.gz#test.test_expr-list_indexof-default.txt-Plan_/plan.txt"
+        }
+    ],
+    "test.test[expr-list_indexof-default.txt-Results]": [],
     "test.test[expr-list_to_from_tuple-default.txt-Analyze]": [
         {
             "checksum": "b4dd508a329723c74293d80f0278c705",

ydb/library/yql/tests/sql/sql2yql/canondata/result.json

@@ -5368,6 +5368,13 @@
             "uri": "https://{canondata_backend}/1936997/00f46808be87e2ae2d4ac3ac45675b659c5ace45/resource.tar.gz#test_sql2yql.test_expr-list_from_range_overflow_/sql.yql"
         }
     ],
+    "test_sql2yql.test[expr-list_indexof]": [
+        {
+            "checksum": "144ab782fb52c5d69f1520151a052067",
+            "size": 2475,
+            "uri": "https://{canondata_backend}/995452/d567f0e593fff30f6415ec4b4d2488a3e4c452ab/resource.tar.gz#test_sql2yql.test_expr-list_indexof_/sql.yql"
+        }
+    ],
     "test_sql2yql.test[expr-list_not_null]": [
         {
             "checksum": "cfeb0d35501073250e10cfbc3eec4629",
@@ -22686,6 +22693,13 @@
             "uri": "https://{canondata_backend}/1880306/64654158d6bfb1289c66c626a8162239289559d0/resource.tar.gz#test_sql_format.test_expr-list_from_range_overflow_/formatted.sql"
         }
     ],
+    "test_sql_format.test[expr-list_indexof]": [
+        {
+            "checksum": "a57adb914ca0edb11239bfd6bb2abd5f",
+            "size": 288,
+            "uri": "https://{canondata_backend}/995452/d567f0e593fff30f6415ec4b4d2488a3e4c452ab/resource.tar.gz#test_sql_format.test_expr-list_indexof_/formatted.sql"
+        }
+    ],
     "test_sql_format.test[expr-list_not_null]": [
         {
             "checksum": "93d47a5831fee1d864931d381a395bf2",

ydb/library/yql/tests/sql/suites/expr/list_indexof.sql

@@ -0,0 +1,13 @@
+$list = [1, 2, 3];
+
+$opt_list = [1, null, 2, 3];
+
+select
+    ListIndexOf($list, 2),
+    ListIndexOf($list, 100),
+    ListIndexOf(Just($opt_list), 2),
+    ListIndexOf(Just($opt_list), 200),
+    ListIndexOf(Nothing(List<Int32>?), 2),
+    ListIndexOf([], 'foo'),
+    ListIndexOf(null, 1.0),
+;

ydb/library/yql/tests/sql/yt_native_file/part4/canondata/result.json

@@ -612,6 +612,27 @@
             "uri": "https://{canondata_backend}/1871002/6806fa776e6f886570695001139706dd4c62370f/resource.tar.gz#test.test_expr-int_literals_negative_typed-default.txt-Results_/results.txt"
         }
     ],
+    "test.test[expr-list_indexof-default.txt-Debug]": [
+        {
+            "checksum": "4046f783e3f0508a111f95094d4837ae",
+            "size": 1107,
+            "uri": "https://{canondata_backend}/1597364/7296385ae1f5dffe737a1cf8ab2f30e3d3465147/resource.tar.gz#test.test_expr-list_indexof-default.txt-Debug_/opt.yql"
+        }
+    ],
+    "test.test[expr-list_indexof-default.txt-Plan]": [
+        {
+            "checksum": "b4dd508a329723c74293d80f0278c705",
+            "size": 505,
+            "uri": "https://{canondata_backend}/1597364/7296385ae1f5dffe737a1cf8ab2f30e3d3465147/resource.tar.gz#test.test_expr-list_indexof-default.txt-Plan_/plan.txt"
+        }
+    ],
+    "test.test[expr-list_indexof-default.txt-Results]": [
+        {
+            "checksum": "66c769d2bfe8215e35f4d5065c8b0f3d",
+            "size": 3120,
+            "uri": "https://{canondata_backend}/1597364/7296385ae1f5dffe737a1cf8ab2f30e3d3465147/resource.tar.gz#test.test_expr-list_indexof-default.txt-Results_/results.txt"
+        }
+    ],
     "test.test[expr-list_to_from_tuple-default.txt-Debug]": [
         {
             "checksum": "6d90d912c1af13e53aec4013f17cc329",