schema-to-erd
Version:
Generate ERD UML file from Schema DDL file
29 lines • 1.69 kB
JavaScript
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());
});
};
import { promises as fs } from 'fs';
import path from 'path';
import parseDdl from './parse_ddl';
import generatePlantUml from './plantuml_table';
export default function schemaToErd(schemaFilePath, outputDirPath) {
return __awaiter(this, void 0, void 0, function* () {
const sqlStr = yield fs.readFile(schemaFilePath, 'utf8');
const tableColumns = parseDdl(sqlStr);
const pumlStr = generatePlantUml(tableColumns);
const schemaFilePathStr = schemaFilePath.toString();
const pumlDirPath = (outputDirPath === null || outputDirPath === void 0 ? void 0 : outputDirPath.toString()) || path.parse(schemaFilePathStr).dir;
const pumlFilePath = path.join(pumlDirPath, `${path.parse(schemaFilePathStr).name}.puml`);
if (pumlDirPath) {
yield fs.mkdir(pumlDirPath, { recursive: true });
}
yield fs.writeFile(pumlFilePath, pumlStr, 'utf8');
return { pumlFilePath, pumlStr };
});
}
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