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eelke 2025-08-30 19:41:10 +02:00
parent 29a141a971
commit 6325409d25
53 changed files with 643 additions and 627 deletions
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68
pgLabII.PgUtils/ConnectionStrings/Pq/PqConnectionStringParser.cs
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@ -1,8 +1,12 @@
using System.Collections.ObjectModel;
using FluentResults;
using Npgsql;
namespace pgLabII.PgUtils.ConnectionStrings;
/// <summary>
/// Parser for converting a libpq style connection string into a dictionary of key value pairs
/// </summary>
public ref struct PqConnectionStringParser
{
// Note possible keywords
@ -51,64 +55,38 @@ public ref struct PqConnectionStringParser
).Parse();
}
private readonly IPqConnectionStringTokenizer tokenizer;
private readonly Dictionary<string, string> result = new();
private readonly IPqConnectionStringTokenizer _tokenizer;
private readonly Dictionary<string, string> _result = new();
public PqConnectionStringParser(IPqConnectionStringTokenizer tokenizer)
{
this.tokenizer = tokenizer;
this._tokenizer = tokenizer;
}
public IDictionary<string, string> Parse()
{
result.Clear();
_result.Clear();
while (!tokenizer.Eof)
while (!_tokenizer.IsEof)
ParsePair();
return result;
return _result;
}
private void ParsePair()
private Result ParsePair()
{
string kw = tokenizer.GetKeyword();
tokenizer.ConsumeEquals();
string v = tokenizer.GetValue();
result.Add(kw, v);
//switch (kw)
//{
// case "host":
// case "hostaddr":
// result.Host = v.ToString();
// break;
// case "port":
// result.Port = int.Parse(v);
// break;
// case "dbname":
// result.Database = v.ToString();
// break;
// case "user":
// result.Username = v.ToString();
// break;
// case "password":
// result.Password = v.ToString();
// break;
// case "connect_timeout":
// result.Timeout = int.Parse(v);
// break;
// case "application_name":
// result.ApplicationName = v.ToString();
// break;
// case "options":
// result.Options = v.ToString();
// break;
// case "sslmode":
// result.SslMode = ToSslMode(v);
// break;
// default:
// // Todo what do we do with values we do not support/recognize?
// break;
//}
var kwResult = _tokenizer.GetKeyword();
if (kwResult.IsFailed)
return kwResult.ToResult();
var result = _tokenizer.ConsumeEquals();
if (result.IsFailed)
return result;
var valResult = _tokenizer.GetValue();
if (valResult.IsFailed)
return valResult.ToResult();
_result.Add(kwResult.Value, valResult.Value);
return Result.Ok();
}
private SslMode ToSslMode(ReadOnlySpan<char> v)