tedious
Version:
A TDS driver, for connecting to MS SQLServer databases.
77 lines (75 loc) • 11 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _token = require("./token");
var iconv = _interopRequireWildcard(require("iconv-lite"));
var _valueParser = require("../value-parser");
var _helpers = require("./helpers");
function _getRequireWildcardCache(e) { if ("function" != typeof WeakMap) return null; var r = new WeakMap(), t = new WeakMap(); return (_getRequireWildcardCache = function (e) { return e ? t : r; })(e); }
function _interopRequireWildcard(e, r) { if (!r && e && e.__esModule) return e; if (null === e || "object" != typeof e && "function" != typeof e) return { default: e }; var t = _getRequireWildcardCache(r); if (t && t.has(e)) return t.get(e); var n = { __proto__: null }, a = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var u in e) if ("default" !== u && {}.hasOwnProperty.call(e, u)) { var i = a ? Object.getOwnPropertyDescriptor(e, u) : null; i && (i.get || i.set) ? Object.defineProperty(n, u, i) : n[u] = e[u]; } return n.default = e, t && t.set(e, n), n; }
// s2.2.7.17
async function rowParser(parser) {
const columns = [];
for (const metadata of parser.colMetadata) {
while (true) {
if ((0, _valueParser.isPLPStream)(metadata)) {
const chunks = await (0, _valueParser.readPLPStream)(parser);
if (chunks === null) {
columns.push({
value: chunks,
metadata
});
} else if (metadata.type.name === 'NVarChar' || metadata.type.name === 'Xml') {
columns.push({
value: Buffer.concat(chunks).toString('ucs2'),
metadata
});
} else if (metadata.type.name === 'VarChar') {
columns.push({
value: iconv.decode(Buffer.concat(chunks), metadata.collation?.codepage ?? 'utf8'),
metadata
});
} else if (metadata.type.name === 'VarBinary' || metadata.type.name === 'UDT') {
columns.push({
value: Buffer.concat(chunks),
metadata
});
}
} else {
let result;
try {
result = (0, _valueParser.readValue)(parser.buffer, parser.position, metadata, parser.options);
} catch (err) {
if (err instanceof _helpers.NotEnoughDataError) {
await parser.waitForChunk();
continue;
}
throw err;
}
parser.position = result.offset;
columns.push({
value: result.value,
metadata
});
}
break;
}
}
if (parser.options.useColumnNames) {
const columnsMap = Object.create(null);
columns.forEach(column => {
const colName = column.metadata.colName;
if (columnsMap[colName] == null) {
columnsMap[colName] = column;
}
});
return new _token.RowToken(columnsMap);
} else {
return new _token.RowToken(columns);
}
}
var _default = exports.default = rowParser;
module.exports = rowParser;
//# 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