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Make more use of castNode()

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This commit is contained in:
Peter Eisentraut
2017-02-21 11:33:07 -05:00
parent 4e5ce3c1ae
commit 38d103763d
37 changed files with 121 additions and 222 deletions
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16
src/backend/parser/analyze.c
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@@ -824,8 +824,7 @@ transformInsertStmt(ParseState *pstate, InsertStmt *stmt)
AttrNumber attr_num;
TargetEntry *tle;
col = (ResTarget *) lfirst(icols);
Assert(IsA(col, ResTarget));
col = castNode(ResTarget, lfirst(icols));
attr_num = (AttrNumber) lfirst_int(attnos);
tle = makeTargetEntry(expr,
@@ -950,8 +949,7 @@ transformInsertRow(ParseState *pstate, List *exprlist,
Expr *expr = (Expr *) lfirst(lc);
ResTarget *col;
col = (ResTarget *) lfirst(icols);
Assert(IsA(col, ResTarget));
col = castNode(ResTarget, lfirst(icols));
expr = transformAssignedExpr(pstate, expr,
EXPR_KIND_INSERT_TARGET,
@@ -1633,10 +1631,9 @@ transformSetOperationStmt(ParseState *pstate, SelectStmt *stmt)
/*
* Recursively transform the components of the tree.
*/
sostmt = (SetOperationStmt *) transformSetOperationTree(pstate, stmt,
true,
NULL);
Assert(sostmt && IsA(sostmt, SetOperationStmt));
sostmt = castNode(SetOperationStmt,
transformSetOperationTree(pstate, stmt, true, NULL));
Assert(sostmt);
qry->setOperations = (Node *) sostmt;
/*
@@ -2298,8 +2295,7 @@ transformUpdateTargetList(ParseState *pstate, List *origTlist)
}
if (orig_tl == NULL)
elog(ERROR, "UPDATE target count mismatch --- internal error");
origTarget = (ResTarget *) lfirst(orig_tl);
Assert(IsA(origTarget, ResTarget));
origTarget = castNode(ResTarget, lfirst(orig_tl));
attrno = attnameAttNum(pstate->p_target_relation,
origTarget->name, true);