Index: node_modules/pg/lib/result.js
===================================================================
--- node_modules/pg/lib/result.js	(revision 62b296460f935ff5cc47a75f6567f97df5a244a7)
+++ node_modules/pg/lib/result.js	(revision 62b296460f935ff5cc47a75f6567f97df5a244a7)
@@ -0,0 +1,109 @@
+'use strict'
+
+const types = require('pg-types')
+
+const matchRegexp = /^([A-Za-z]+)(?: (\d+))?(?: (\d+))?/
+
+// result object returned from query
+// in the 'end' event and also
+// passed as second argument to provided callback
+class Result {
+  constructor(rowMode, types) {
+    this.command = null
+    this.rowCount = null
+    this.oid = null
+    this.rows = []
+    this.fields = []
+    this._parsers = undefined
+    this._types = types
+    this.RowCtor = null
+    this.rowAsArray = rowMode === 'array'
+    if (this.rowAsArray) {
+      this.parseRow = this._parseRowAsArray
+    }
+    this._prebuiltEmptyResultObject = null
+  }
+
+  // adds a command complete message
+  addCommandComplete(msg) {
+    let match
+    if (msg.text) {
+      // pure javascript
+      match = matchRegexp.exec(msg.text)
+    } else {
+      // native bindings
+      match = matchRegexp.exec(msg.command)
+    }
+    if (match) {
+      this.command = match[1]
+      if (match[3]) {
+        // COMMAND OID ROWS
+        this.oid = parseInt(match[2], 10)
+        this.rowCount = parseInt(match[3], 10)
+      } else if (match[2]) {
+        // COMMAND ROWS
+        this.rowCount = parseInt(match[2], 10)
+      }
+    }
+  }
+
+  _parseRowAsArray(rowData) {
+    const row = new Array(rowData.length)
+    for (let i = 0, len = rowData.length; i < len; i++) {
+      const rawValue = rowData[i]
+      if (rawValue !== null) {
+        row[i] = this._parsers[i](rawValue)
+      } else {
+        row[i] = null
+      }
+    }
+    return row
+  }
+
+  parseRow(rowData) {
+    const row = { ...this._prebuiltEmptyResultObject }
+    for (let i = 0, len = rowData.length; i < len; i++) {
+      const rawValue = rowData[i]
+      const field = this.fields[i].name
+      if (rawValue !== null) {
+        const v = this.fields[i].format === 'binary' ? Buffer.from(rawValue) : rawValue
+        row[field] = this._parsers[i](v)
+      } else {
+        row[field] = null
+      }
+    }
+    return row
+  }
+
+  addRow(row) {
+    this.rows.push(row)
+  }
+
+  addFields(fieldDescriptions) {
+    // clears field definitions
+    // multiple query statements in 1 action can result in multiple sets
+    // of rowDescriptions...eg: 'select NOW(); select 1::int;'
+    // you need to reset the fields
+    this.fields = fieldDescriptions
+    if (this.fields.length) {
+      this._parsers = new Array(fieldDescriptions.length)
+    }
+
+    const row = Object.create(null)
+
+    for (let i = 0; i < fieldDescriptions.length; i++) {
+      const desc = fieldDescriptions[i]
+      row[desc.name] = null
+
+      if (this._types) {
+        this._parsers[i] = this._types.getTypeParser(desc.dataTypeID, desc.format || 'text')
+      } else {
+        this._parsers[i] = types.getTypeParser(desc.dataTypeID, desc.format || 'text')
+      }
+    }
+
+    this._prebuiltEmptyResultObject = { ...row }
+  }
+}
+
+module.exports = Result