query-analyzer
Version:
A utility for enhancing Sequelize queries with EXPLAIN options and logging detailed query plans.
40 lines (39 loc) • 1.82 kB
JavaScript
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var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.appendCsv = appendCsv;
const fs_1 = require("fs");
const path_1 = __importDefault(require("path"));
function appendCsv(filePath, json) {
return __awaiter(this, void 0, void 0, function* () {
const headers = Object.keys(json);
try {
yield fs_1.promises.access(filePath);
}
catch (error) {
if (error instanceof Error && error.code === 'ENOENT') {
yield fs_1.promises.mkdir(path_1.default.dirname(filePath), { recursive: true });
yield fs_1.promises.writeFile(filePath, headers.join(',') + '\n');
}
else {
throw error;
}
}
const values = headers.map(header => {
const escaped = ('' + json[header]).replace(/"/g, '""');
return `"${escaped}"`;
});
yield fs_1.promises.appendFile(filePath, values.join(',') + '\n');
});
}