tedious
Version:
A TDS driver, for connecting to MS SQLServer databases.
76 lines (74 loc) • 10.7 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 _interopRequireWildcard(e, t) { if ("function" == typeof WeakMap) var r = new WeakMap(), n = new WeakMap(); return (_interopRequireWildcard = function (e, t) { if (!t && e && e.__esModule) return e; var o, i, f = { __proto__: null, default: e }; if (null === e || "object" != typeof e && "function" != typeof e) return f; if (o = t ? n : r) { if (o.has(e)) return o.get(e); o.set(e, f); } for (const t in e) "default" !== t && {}.hasOwnProperty.call(e, t) && ((i = (o = Object.defineProperty) && Object.getOwnPropertyDescriptor(e, t)) && (i.get || i.set) ? o(f, t, i) : f[t] = e[t]); return f; })(e, t); }
// 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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