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Further tweaking of jsonb_set_lax().

Some buildfarm members were still warning about this, because in9c679a0 I'd missed decorating one of the ereport() code pathswith a dummy return.Also, adjust the error messages to be more in line with projectstyle guide.

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2 files changed

+11

-10

lines changed

src
- backend/utils/adt
  - jsonfuncs.c
- test/regress/expected
  - jsonb.out

2 files changed

+11

-10

lines changed

`‎src/backend/utils/adt/jsonfuncs.c`

Lines changed: 6 additions & 5 deletions

Original file line number	Diff line number	Diff line change
`@@ -4415,7 +4415,7 @@ jsonb_set_lax(PG_FUNCTION_ARGS)`
`4415`	`4415`	`if (PG_ARGISNULL(4))`
`4416`	`4416`	`ereport(ERROR,`
`4417`	`4417`	`(errcode(ERRCODE_INVALID_PARAMETER_VALUE),`
`4418`		`-errmsg("needdelete_key,return_target,use_json_null, or raise_exception")));`
	`4418`	`+errmsg("null_value_treatment must be \"delete_key\", \"return_target\", \"use_json_null\", or\"raise_exception\"")));`
`4419`	`4419`
`4420`	`4420`	`/* if the new value isn't an SQL NULL just call jsonb_set */`
`4421`	`4421`	`if (!PG_ARGISNULL(2))`
`@@ -4428,9 +4428,10 @@ jsonb_set_lax(PG_FUNCTION_ARGS)`
`4428`	`4428`	`{`
`4429`	`4429`	`ereport(ERROR,`
`4430`	`4430`	`(errcode(ERRCODE_NULL_VALUE_NOT_ALLOWED),`
`4431`		`-errmsg("NULL is not allowed"),`
`4432`		`-errdetail("exception raised due to \"null_value_treatment => 'raise_exception'\""),`
`4433`		`-errhint("to avoid, either change the null_value_treatment argument or ensure that an SQL NULL is not used")));`
	`4431`	`+errmsg("JSON value must not be null"),`
	`4432`	`+errdetail("Exception was raised because null_value_treatment is \"raise_exception\"."),`
	`4433`	`+errhint("To avoid, either change the null_value_treatment argument or ensure that an SQL NULL is not passed.")));`
	`4434`	`+return (Datum)0;/* silence stupider compilers */`
`4434`	`4435`	`}`
`4435`	`4436`	`elseif (strcmp(handle_val,"use_json_null")==0)`
`4436`	`4437`	`{`
`@@ -4455,7 +4456,7 @@ jsonb_set_lax(PG_FUNCTION_ARGS)`
`4455`	`4456`	`{`
`4456`	`4457`	`ereport(ERROR,`
`4457`	`4458`	`(errcode(ERRCODE_INVALID_PARAMETER_VALUE),`
`4458`		`-errmsg("needdelete_key,return_target,use_json_null, or raise_exception")));`
	`4459`	`+errmsg("null_value_treatment must be \"delete_key\", \"return_target\", \"use_json_null\", or\"raise_exception\"")));`
`4459`	`4460`	`return (Datum)0;/* silence stupider compilers */`
`4460`	`4461`	`}`
`4461`	`4462`	`}`

`‎src/test/regress/expected/jsonb.out`

Lines changed: 5 additions & 5 deletions

Original file line number	Diff line number	Diff line change
`@@ -4541,14 +4541,14 @@ select jsonb_set_lax('{"a":1,"b":2}','{d}',null,true);`
`4541`	`4541`
`4542`	`4542`	`-- errors`
`4543`	`4543`	`select jsonb_set_lax('{"a":1,"b":2}', '{b}', null, true, null);`
`4544`		`-ERROR:needdelete_key,return_target,use_json_null, or raise_exception`
	`4544`	`+ERROR:null_value_treatment must be "delete_key", "return_target", "use_json_null", or"raise_exception"`
`4545`	`4545`	`select jsonb_set_lax('{"a":1,"b":2}', '{b}', null, true, 'no_such_treatment');`
`4546`		`-ERROR:needdelete_key,return_target,use_json_null, or raise_exception`
	`4546`	`+ERROR:null_value_treatment must be "delete_key", "return_target", "use_json_null", or"raise_exception"`
`4547`	`4547`	`-- explicit treatments`
`4548`	`4548`	`select jsonb_set_lax('{"a":1,"b":2}', '{b}', null, null_value_treatment => 'raise_exception') as raise_exception;`
`4549`		`-ERROR:NULL isnotallowed`
`4550`		`-DETAIL:exceptionraiseddue to "null_value_treatment=> 'raise_exception'"`
`4551`		`-HINT:to avoid, either change the null_value_treatment argument or ensure that an SQL NULL is notused`
	`4549`	`+ERROR:JSON value mustnotbe null`
	`4550`	`+DETAIL:Exception wasraisedbecausenull_value_treatmentis "raise_exception".`
	`4551`	`+HINT:To avoid, either change the null_value_treatment argument or ensure that an SQL NULL is notpassed.`
`4552`	`4552`	`select jsonb_set_lax('{"a":1,"b":2}', '{b}', null, null_value_treatment => 'return_target') as return_target;`
`4553`	`4553`	`return_target`
`4554`	`4554`	`------------------`

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Commit31f403e

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`‎src/backend/utils/adt/jsonfuncs.c`

`‎src/test/regress/expected/jsonb.out`

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