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drop comments from rules

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Collin M. Barrett 2018-02-09 14:31:21 -06:00
parent ad3b476c0e
commit ed30ebf6c7
1 changed files with 14 additions and 7 deletions
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21
src/FilterLists.Services/SnapshotService/RawRuleLinterExtensions.cs
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@ -2,14 +2,14 @@
{
public static class RawRuleLinterExtensions
{
//TODO: resolve issues and/or track dropped rules
public static string LintStringForMySql(this string rule)
{
rule = rule.TrimLeadingAndTrailingWhitespace();
rule = rule.DropIfEmpty();
rule = rule.TrimSingleBackslashFromEnd();
rule = rule.DropIfContainsBackslashSingleQuote();
rule = rule.DropIfComment();
rule = rule.DropIfTooLong();
rule = rule.DropIfContainsBackslashSingleQuote();
rule = rule.TrimSingleBackslashFromEnd();
return rule;
}
@ -24,13 +24,18 @@ private static string DropIfEmpty(this string rule)
return rule == "" ? null : rule;
}
private static string TrimSingleBackslashFromEnd(this string rule)
private static string DropIfComment(this string rule)
{
if (rule != null)
return rule.EndsWith(@"\") && !rule.EndsWith(@"\\") ? rule.Remove(rule.Length - 1) : rule;
return rule.StartsWith(@"!") && !rule.StartsWith(@"!#") ? null : rule;
return null;
}
private static string DropIfTooLong(this string rule)
{
return rule?.Length > 8192 ? null : rule;
}
private static string DropIfContainsBackslashSingleQuote(this string rule)
{
if (rule != null)
@ -38,9 +43,11 @@ private static string DropIfContainsBackslashSingleQuote(this string rule)
return null;
}
private static string DropIfTooLong(this string rule)
private static string TrimSingleBackslashFromEnd(this string rule)
{
return rule?.Length > 8192 ? null : rule;
if (rule != null)
return rule.EndsWith(@"\") && !rule.EndsWith(@"\\") ? rule.Remove(rule.Length - 1) : rule;
return null;
}
}
}