Add support for pg-native multi-row result

Author: brianc

lib/native/query.js

@@ -91,7 +91,7 @@ NativeQuery.prototype.submit = function (client) {
   this.native = client.native
   client.native.arrayMode = this._arrayMode
 
-  var after = function (err, rows) {
+  var after = function (err, rows, results) {
     client.native.arrayMode = false
     setImmediate(function () {
       self.emit('_done')
@@ -102,22 +102,26 @@ NativeQuery.prototype.submit = function (client) {
       return self.handleError(err)
     }
 
-    var result = new NativeResult()
-    result.addCommandComplete(self.native.pq)
-    result.rows = rows
-
     // emit row events for each row in the result
     if (self._emitRowEvents) {
-      rows.forEach(function (row) {
-        self.emit('row', row, result)
-      })
+      if (results.length > 1) {
+        rows.forEach((rowOfRows, i) => {
+          rowOfRows.forEach(row => {
+            self.emit('row', row, results[i])
+          })
+        })
+      } else {
+        rows.forEach(function (row) {
+          self.emit('row', row, results)
+        })
+      }
     }
 
     // handle successful result
     self.state = 'end'
-    self.emit('end', result)
+    self.emit('end', results)
     if (self.callback) {
-      self.callback(null, result)
+      self.callback(null, results)
     }
   }
 

test/integration/client/row-description-on-results-tests.js

@@ -7,6 +7,8 @@ var conInfo = helper.config
 
 var checkResult = function (result) {
   assert(result.fields)
+  console.log('YOU ARE HERE')
+  console.log('result!!', result)
   assert.equal(result.fields.length, 3)
   var fields = result.fields
   assert.equal(fields[0].name, 'now')

test/integration/client/simple-query-tests.js

@@ -49,16 +49,17 @@ test('prepared statements do not mutate params', function () {
 
   client.on('drain', client.end.bind(client))
 
+  const rows = []
   query.on('row', function (row, result) {
     assert.ok(result)
-    result.addRow(row)
+    rows.push(row)
   })
 
   query.on('end', function (result) {
-    assert.lengthIs(result.rows, 26, 'result returned wrong number of rows')
-    assert.lengthIs(result.rows, result.rowCount)
-    assert.equal(result.rows[0].name, 'Aaron')
-    assert.equal(result.rows[25].name, 'Zanzabar')
+    assert.lengthIs(rows, 26, 'result returned wrong number of rows')
+    assert.lengthIs(rows, result.rowCount)
+    assert.equal(rows[0].name, 'Aaron')
+    assert.equal(rows[25].name, 'Zanzabar')
   })
 })