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Convert a few more datatype input functions to report errors softly.
Convert cash_in and uuid_in to the new style. Amul Sul, minor mods by me Discussion: https://postgr.es/m/CAAJ_b97KeDWUdpTKGOaFYPv0OicjOu6EW+QYWj-Ywrgj_aEy1g@mail.gmail.com
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6 files changed

+58
-9
lines changed

6 files changed

+58
-9
lines changed

‎src/backend/utils/adt/cash.c‎

Lines changed: 6 additions & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -96,6 +96,7 @@ Datum
9696
cash_in(PG_FUNCTION_ARGS)
9797
{
9898
char *str = PG_GETARG_CSTRING(0);
99+
Node *escontext = fcinfo->context;
99100
Cash result;
100101
Cash value = 0;
101102
Cash dec = 0;
@@ -209,7 +210,7 @@ cash_in(PG_FUNCTION_ARGS)
209210

210211
if (pg_mul_s64_overflow(value, 10, &value) ||
211212
pg_sub_s64_overflow(value, digit, &value))
212-
ereport(ERROR,
213+
ereturn(escontext, (Datum) 0,
213214
(errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
214215
errmsg("value \"%s\" is out of range for type %s",
215216
str, "money")));
@@ -234,7 +235,7 @@ cash_in(PG_FUNCTION_ARGS)
234235
{
235236
/* remember we build the value in the negative */
236237
if (pg_sub_s64_overflow(value, 1, &value))
237-
ereport(ERROR,
238+
ereturn(escontext, (Datum) 0,
238239
(errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
239240
errmsg("value \"%s\" is out of range for type %s",
240241
str, "money")));
@@ -244,7 +245,7 @@ cash_in(PG_FUNCTION_ARGS)
244245
for (; dec < fpoint; dec++)
245246
{
246247
if (pg_mul_s64_overflow(value, 10, &value))
247-
ereport(ERROR,
248+
ereturn(escontext, (Datum) 0,
248249
(errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
249250
errmsg("value \"%s\" is out of range for type %s",
250251
str, "money")));
@@ -271,7 +272,7 @@ cash_in(PG_FUNCTION_ARGS)
271272
else if (strncmp(s, csymbol, strlen(csymbol)) == 0)
272273
s += strlen(csymbol);
273274
else
274-
ereport(ERROR,
275+
ereturn(escontext, (Datum) 0,
275276
(errcode(ERRCODE_INVALID_TEXT_REPRESENTATION),
276277
errmsg("invalid input syntax for type %s: \"%s\"",
277278
"money", str)));
@@ -284,7 +285,7 @@ cash_in(PG_FUNCTION_ARGS)
284285
if (sgn > 0)
285286
{
286287
if (value == PG_INT64_MIN)
287-
ereport(ERROR,
288+
ereturn(escontext, (Datum) 0,
288289
(errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
289290
errmsg("value \"%s\" is out of range for type %s",
290291
str, "money")));

‎src/backend/utils/adt/uuid.c‎

Lines changed: 4 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -31,7 +31,7 @@ typedef struct
3131
hyperLogLogState abbr_card; /* cardinality estimator */
3232
} uuid_sortsupport_state;
3333

34-
static void string_to_uuid(const char *source, pg_uuid_t *uuid);
34+
static void string_to_uuid(const char *source, pg_uuid_t *uuid, Node *escontext);
3535
static int uuid_internal_cmp(const pg_uuid_t *arg1, const pg_uuid_t *arg2);
3636
static int uuid_fast_cmp(Datum x, Datum y, SortSupport ssup);
3737
static bool uuid_abbrev_abort(int memtupcount, SortSupport ssup);
@@ -44,7 +44,7 @@ uuid_in(PG_FUNCTION_ARGS)
4444
pg_uuid_t *uuid;
4545

4646
uuid = (pg_uuid_t *) palloc(sizeof(*uuid));
47-
string_to_uuid(uuid_str, uuid);
47+
string_to_uuid(uuid_str, uuid, fcinfo->context);
4848
PG_RETURN_UUID_P(uuid);
4949
}
5050

@@ -87,7 +87,7 @@ uuid_out(PG_FUNCTION_ARGS)
8787
* digits, is the only one used for output.)
8888
*/
8989
static void
90-
string_to_uuid(const char *source, pg_uuid_t *uuid)
90+
string_to_uuid(const char *source, pg_uuid_t *uuid, Node *escontext)
9191
{
9292
const char *src = source;
9393
bool braces = false;
@@ -130,7 +130,7 @@ string_to_uuid(const char *source, pg_uuid_t *uuid)
130130
return;
131131

132132
syntax_error:
133-
ereport(ERROR,
133+
ereturn(escontext,,
134134
(errcode(ERRCODE_INVALID_TEXT_REPRESENTATION),
135135
errmsg("invalid input syntax for type %s: \"%s\"",
136136
"uuid", source)));

‎src/test/regress/expected/money.out‎

Lines changed: 25 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -331,6 +331,31 @@ SELECT '($123,456.78)'::money;
331331
-$123,456.78
332332
(1 row)
333333

334+
-- test non-error-throwing API
335+
SELECT pg_input_is_valid('\x0001', 'money');
336+
pg_input_is_valid
337+
-------------------
338+
f
339+
(1 row)
340+
341+
SELECT pg_input_error_message('\x0001', 'money');
342+
pg_input_error_message
343+
-----------------------------------------------
344+
invalid input syntax for type money: "\x0001"
345+
(1 row)
346+
347+
SELECT pg_input_is_valid('192233720368547758.07', 'money');
348+
pg_input_is_valid
349+
-------------------
350+
f
351+
(1 row)
352+
353+
SELECT pg_input_error_message('192233720368547758.07', 'money');
354+
pg_input_error_message
355+
--------------------------------------------------------------
356+
value "192233720368547758.07" is out of range for type money
357+
(1 row)
358+
334359
-- documented minimums and maximums
335360
SELECT '-92233720368547758.08'::money;
336361
money

‎src/test/regress/expected/uuid.out‎

Lines changed: 13 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -39,6 +39,19 @@ INSERT INTO guid1(guid_field) VALUES('11+11111-1111-1111-1111-111111111111');
3939
ERROR: invalid input syntax for type uuid: "11+11111-1111-1111-1111-111111111111"
4040
LINE 1: INSERT INTO guid1(guid_field) VALUES('11+11111-1111-1111-111...
4141
^
42+
-- test non-error-throwing API
43+
SELECT pg_input_is_valid('11', 'uuid');
44+
pg_input_is_valid
45+
-------------------
46+
f
47+
(1 row)
48+
49+
SELECT pg_input_error_message('11', 'uuid');
50+
pg_input_error_message
51+
------------------------------------------
52+
invalid input syntax for type uuid: "11"
53+
(1 row)
54+
4255
--inserting three input formats
4356
INSERT INTO guid1(guid_field) VALUES('11111111-1111-1111-1111-111111111111');
4457
INSERT INTO guid1(guid_field) VALUES('{22222222-2222-2222-2222-222222222222}');

‎src/test/regress/sql/money.sql‎

Lines changed: 6 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -88,6 +88,12 @@ SELECT '-9223372036854775808'::money;
8888
SELECT '(1)'::money;
8989
SELECT '($123,456.78)'::money;
9090

91+
-- test non-error-throwing API
92+
SELECT pg_input_is_valid('\x0001', 'money');
93+
SELECT pg_input_error_message('\x0001', 'money');
94+
SELECT pg_input_is_valid('192233720368547758.07', 'money');
95+
SELECT pg_input_error_message('192233720368547758.07', 'money');
96+
9197
-- documented minimums and maximums
9298
SELECT '-92233720368547758.08'::money;
9399
SELECT '92233720368547758.07'::money;

‎src/test/regress/sql/uuid.sql‎

Lines changed: 4 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -23,6 +23,10 @@ INSERT INTO guid1(guid_field) VALUES('{22222222-2222-2222-2222-222222222222 ');
2323
INSERT INTO guid1(guid_field) VALUES('11111111-1111-1111-G111-111111111111');
2424
INSERT INTO guid1(guid_field) VALUES('11+11111-1111-1111-1111-111111111111');
2525

26+
-- test non-error-throwing API
27+
SELECT pg_input_is_valid('11', 'uuid');
28+
SELECT pg_input_error_message('11', 'uuid');
29+
2630
--inserting three input formats
2731
INSERT INTO guid1(guid_field) VALUES('11111111-1111-1111-1111-111111111111');
2832
INSERT INTO guid1(guid_field) VALUES('{22222222-2222-2222-2222-222222222222}');

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