You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

23 lines
559 B
JavaScript

"use strict";
const { validateArguments } = require("@validatem/core");
const required = require("@validatem/required");
const node = require("../ast-node");
module.exports = function count(operations) {
const isPossiblyForeignColumn = require("../validators/operations/is-possibly-foreign-column")(operations);
return function sum(_column) {
let [ column ] = validateArguments(arguments, {
column: [ required, isPossiblyForeignColumn ]
});
return node({
type: "aggregrateFunction",
functionName: "sum",
args: [ column ]
});
};
};