node-query/lib/adapters/Sqlite.js

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'use strict';
const Adapter = require('../Adapter');
const getArgs = require('getargs');
const helpers = require('../helpers');
const promisify = require('../promisify');
const dbliteAdapter = require('dblite');
class Sqlite extends Adapter {
constructor(config) {
let file = (helpers.isString(config)) ? config : config.file;
super(dbliteAdapter(file));
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// Stop the stupid 'bye bye' message being output
this.instance.on('close', () => {});
}
/**
* Run the sql query as a prepared statement
*
* @param {String} sql - The sql with placeholders
* @param {Array} params - The values to insert into the query
* @param {Function} [callback] - Callback to run when a response is recieved
* @return {void|Promise} - Returns a promise if no callback is provided
*/
execute(/*sql, params, callback*/) {
let args = getArgs('sql:string, [params]:array, [callback]:function', arguments);
if (! args.callback) {
return promisify(this.instance.query)(args.sql, args.params);
}
return this.instance.query(args.sql, args.params, args.callback);
}
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/**
* Close the current database connection
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* @return {void}
*/
close() {
this.instance.close();
}
}
module.exports = Sqlite;