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Reorganise jsonpath operators and methods

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Various jsonpath operators and methods add various keywords, switch
cases, and documentation entries in some order.  However, they are not
consistent; reorder them for better maintainability or readability.

Author: Jeevan Chalke <jeevan.chalke@enterprisedb.com>
Discussion: https://www.postgresql.org/message-id/flat/CAM2+6=XjTyqrrqHAOj80r0wVQxJSxc0iyib9bPC55uFO9VKatg@mail.gmail.com
This commit is contained in:
Peter Eisentraut
2024-01-03 11:25:33 +01:00
parent c1b9e1e56d
commit 283a95da92
5 changed files with 125 additions and 118 deletions
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88
src/backend/utils/adt/jsonpath.c
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@@ -439,10 +439,10 @@ flattenJsonPathParseItem(StringInfo buf, int *result, struct Node *escontext,
break;
case jpiType:
case jpiSize:
case jpiAbs:
case jpiFloor:
case jpiCeiling:
case jpiDouble:
case jpiAbs:
case jpiCeiling:
case jpiFloor:
case jpiKeyValue:
break;
default:
@@ -610,18 +610,6 @@ printJsonPathItem(StringInfo buf, JsonPathItem *v, bool inKey,
if (printBracketes)
appendStringInfoChar(buf, ')');
break;
case jpiPlus:
case jpiMinus:
if (printBracketes)
appendStringInfoChar(buf, '(');
appendStringInfoChar(buf, v->type == jpiPlus ? '+' : '-');
jspGetArg(v, &elem);
printJsonPathItem(buf, &elem, false,
operationPriority(elem.type) <=
operationPriority(v->type));
if (printBracketes)
appendStringInfoChar(buf, ')');
break;
case jpiFilter:
appendStringInfoString(buf, "?(");
jspGetArg(v, &elem);
@@ -712,23 +700,35 @@ printJsonPathItem(StringInfo buf, JsonPathItem *v, bool inKey,
v->content.anybounds.first,
v->content.anybounds.last);
break;
case jpiPlus:
case jpiMinus:
if (printBracketes)
appendStringInfoChar(buf, '(');
appendStringInfoChar(buf, v->type == jpiPlus ? '+' : '-');
jspGetArg(v, &elem);
printJsonPathItem(buf, &elem, false,
operationPriority(elem.type) <=
operationPriority(v->type));
if (printBracketes)
appendStringInfoChar(buf, ')');
break;
case jpiType:
appendStringInfoString(buf, ".type()");
break;
case jpiSize:
appendStringInfoString(buf, ".size()");
break;
case jpiDouble:
appendStringInfoString(buf, ".double()");
break;
case jpiAbs:
appendStringInfoString(buf, ".abs()");
break;
case jpiFloor:
appendStringInfoString(buf, ".floor()");
break;
case jpiCeiling:
appendStringInfoString(buf, ".ceiling()");
break;
case jpiDouble:
appendStringInfoString(buf, ".double()");
case jpiFloor:
appendStringInfoString(buf, ".floor()");
break;
case jpiDatetime:
appendStringInfoString(buf, ".datetime(");
@@ -771,11 +771,11 @@ jspOperationName(JsonPathItemType type)
return "<=";
case jpiGreaterOrEqual:
return ">=";
case jpiPlus:
case jpiAdd:
case jpiPlus:
return "+";
case jpiMinus:
case jpiSub:
case jpiMinus:
return "-";
case jpiMul:
return "*";
@@ -783,26 +783,26 @@ jspOperationName(JsonPathItemType type)
return "/";
case jpiMod:
return "%";
case jpiStartsWith:
return "starts with";
case jpiLikeRegex:
return "like_regex";
case jpiType:
return "type";
case jpiSize:
return "size";
case jpiKeyValue:
return "keyvalue";
case jpiDouble:
return "double";
case jpiAbs:
return "abs";
case jpiFloor:
return "floor";
case jpiCeiling:
return "ceiling";
case jpiFloor:
return "floor";
case jpiDatetime:
return "datetime";
case jpiKeyValue:
return "keyvalue";
case jpiStartsWith:
return "starts with";
case jpiLikeRegex:
return "like_regex";
default:
elog(ERROR, "unrecognized jsonpath item type: %d", type);
return NULL;
@@ -893,10 +893,10 @@ jspInitByBuffer(JsonPathItem *v, char *base, int32 pos)
case jpiAnyKey:
case jpiType:
case jpiSize:
case jpiAbs:
case jpiFloor:
case jpiCeiling:
case jpiDouble:
case jpiAbs:
case jpiCeiling:
case jpiFloor:
case jpiKeyValue:
case jpiLast:
break;
@@ -935,9 +935,9 @@ jspInitByBuffer(JsonPathItem *v, char *base, int32 pos)
case jpiNot:
case jpiExists:
case jpiIsUnknown:
case jpiFilter:
case jpiPlus:
case jpiMinus:
case jpiFilter:
case jpiDatetime:
read_int32(v->content.arg, base, pos);
break;
@@ -989,13 +989,6 @@ jspGetNext(JsonPathItem *v, JsonPathItem *a)
v->type == jpiRoot ||
v->type == jpiVariable ||
v->type == jpiLast ||
v->type == jpiAdd ||
v->type == jpiSub ||
v->type == jpiMul ||
v->type == jpiDiv ||
v->type == jpiMod ||
v->type == jpiPlus ||
v->type == jpiMinus ||
v->type == jpiEqual ||
v->type == jpiNotEqual ||
v->type == jpiGreater ||
@@ -1006,12 +999,19 @@ jspGetNext(JsonPathItem *v, JsonPathItem *a)
v->type == jpiOr ||
v->type == jpiNot ||
v->type == jpiIsUnknown ||
v->type == jpiAdd ||
v->type == jpiPlus ||
v->type == jpiSub ||
v->type == jpiMinus ||
v->type == jpiMul ||
v->type == jpiDiv ||
v->type == jpiMod ||
v->type == jpiType ||
v->type == jpiSize ||
v->type == jpiAbs ||
v->type == jpiFloor ||
v->type == jpiCeiling ||
v->type == jpiDouble ||
v->type == jpiAbs ||
v->type == jpiCeiling ||
v->type == jpiFloor ||
v->type == jpiDatetime ||
v->type == jpiKeyValue ||
v->type == jpiStartsWith ||