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This commit is contained in:
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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30
pgLabII.PgUtils/ConnectionStrings/Pq/PqConnectionStringTokenizer.cs
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@ -1,4 +1,5 @@
using System.Text;
using FluentResults;
using static System.Net.Mime.MediaTypeNames;
namespace pgLabII.PgUtils.ConnectionStrings;
@ -8,7 +9,7 @@ public class PqConnectionStringTokenizer : IPqConnectionStringTokenizer
private readonly string input;
private int position = 0;
public bool Eof
public bool IsEof
{
get
{
@ -23,37 +24,38 @@ public class PqConnectionStringTokenizer : IPqConnectionStringTokenizer
position = 0;
}
public string GetKeyword()
public Result<string> GetKeyword()
{
if (Eof)
throw new PqConnectionStringParserException($"Unexpected end of file was expecting a keyword at position {position}");
if (IsEof)
return Result.Fail($"Unexpected end of file was expecting a keyword at position {position}");
return GetString(forKeyword: true);
}
public void ConsumeEquals()
public Result ConsumeEquals()
{
ConsumeWhitespace();
if (position < input.Length && input[position] == '=')
{
position++;
return Result.Ok();
}
else
throw new PqConnectionStringParserException($"Was expecting '=' after keyword at position {position}");
return Result.Fail($"Was expecting '=' after keyword at position {position}");
}
public string GetValue()
public Result<string> GetValue()
{
if (Eof)
throw new PqConnectionStringParserException($"Unexpected end of file was expecting a keyword at position {position}");
if (IsEof)
return Result.Fail($"Unexpected end of file was expecting a keyword at position {position}");
return GetString(forKeyword: false);
}
private string GetString(bool forKeyword)
private Result<string> GetString(bool forKeyword)
{
if (forKeyword && input[position] == '=')
throw new PqConnectionStringParserException($"Unexpected '=' was expecting keyword at position {position}");
return Result.Fail($"Unexpected '=' was expecting keyword at position {position}");
if (input[position] == '\'')
return ParseQuotedText();
@ -75,7 +77,7 @@ public class PqConnectionStringTokenizer : IPqConnectionStringTokenizer
return input.Substring(start, position - start);
}
private string ParseQuotedText()
private Result<string> ParseQuotedText()
{
bool escape = false;
StringBuilder sb = new();
@ -93,7 +95,7 @@ public class PqConnectionStringTokenizer : IPqConnectionStringTokenizer
escape = false;
break;
default:
throw new PqConnectionStringParserException($"Invalid escape sequence at position {position}");
return Result.Fail($"Invalid escape sequence at position {position}");
}
}
else
@ -113,6 +115,6 @@ public class PqConnectionStringTokenizer : IPqConnectionStringTokenizer
}
}
}
throw new PqConnectionStringParserException($"Missing end quote on value starting at {start}");
return Result.Fail($"Missing end quote on value starting at {start}");
}
}