public TryGetNumericValue ( |
||
token | ||
value | int | |
Résultat | bool |
public static bool TryParse (string input, out RangeHeaderValue parsedValue) { parsedValue = null; var lexer = new Lexer (input); var t = lexer.Scan (); if (t != Token.Type.Token) return false; var value = new RangeHeaderValue (); value.unit = lexer.GetStringValue (t); t = lexer.Scan (); if (t != Token.Type.SeparatorEqual) return false; bool token_read; do { int? from = null, to = null; int number; token_read = false; t = lexer.Scan (); switch (t.Kind) { case Token.Type.SeparatorDash: t = lexer.Scan (); if (!lexer.TryGetNumericValue (t, out number)) return false; to = number; break; case Token.Type.Token: string s = lexer.GetStringValue (t); var values = s.Split (new [] { '-' }, StringSplitOptions.RemoveEmptyEntries); if (!int.TryParse (values[0], out number)) return false; switch (values.Length) { case 1: t = lexer.Scan (); switch (t.Kind) { case Token.Type.SeparatorDash: from = number; t = lexer.Scan (); if (t != Token.Type.Token) { token_read = true; break; } if (!lexer.TryGetNumericValue (t, out number)) return false; to = number; if (to < from) return false; break; default: return false; } break; case 2: from = number; if (!int.TryParse (values[1], out number)) return false; to = number; if (to < from) return false; break; default: return false; } break; default: return false; } value.Ranges.Add (new RangeItemHeaderValue (from, to)); if (!token_read) t = lexer.Scan (); } while (t == Token.Type.SeparatorComma); if (t != Token.Type.End) return false; parsedValue = value; return true; }
public static bool TryParse(string input, out RangeHeaderValue parsedValue) { parsedValue = null; var lexer = new Lexer(input); var t = lexer.Scan(); if (t != Token.Type.Token) { return(false); } var value = new RangeHeaderValue(); value.unit = lexer.GetStringValue(t); t = lexer.Scan(); if (t != Token.Type.SeparatorEqual) { return(false); } bool token_read; do { int?from = null, to = null; int number; token_read = false; t = lexer.Scan(); switch (t.Kind) { case Token.Type.SeparatorDash: t = lexer.Scan(); if (!lexer.TryGetNumericValue(t, out number)) { return(false); } to = number; break; case Token.Type.Token: string s = lexer.GetStringValue(t); var values = s.Split(new [] { '-' }, StringSplitOptions.RemoveEmptyEntries); if (!int.TryParse(values[0], out number)) { return(false); } switch (values.Length) { case 1: t = lexer.Scan(); from = number; switch (t.Kind) { case Token.Type.SeparatorDash: t = lexer.Scan(); if (t != Token.Type.Token) { token_read = true; break; } if (!lexer.TryGetNumericValue(t, out number)) { return(false); } to = number; if (to < from) { return(false); } break; case Token.Type.End: if (s.Length > 0 && s [s.Length - 1] != '-') { return(false); } token_read = true; break; case Token.Type.SeparatorComma: token_read = true; break; default: return(false); } break; case 2: from = number; if (!int.TryParse(values[1], out number)) { return(false); } to = number; if (to < from) { return(false); } break; default: return(false); } break; default: return(false); } value.Ranges.Add(new RangeItemHeaderValue(from, to)); if (!token_read) { t = lexer.Scan(); } } while (t == Token.Type.SeparatorComma); if (t != Token.Type.End) { return(false); } parsedValue = value; return(true); }
public static bool TryParse (string input, out ContentRangeHeaderValue parsedValue) { parsedValue = null; var lexer = new Lexer (input); var t = lexer.Scan (); if (t != Token.Type.Token) return false; var value = new ContentRangeHeaderValue (); value.unit = lexer.GetStringValue (t); t = lexer.Scan (); if (t != Token.Type.Token) return false; int nvalue; if (!lexer.IsStarStringValue (t)) { if (!lexer.TryGetNumericValue (t, out nvalue)) { var s = lexer.GetStringValue (t); if (s.Length < 3) return false; var sep = s.Split ('-'); if (sep.Length != 2) return false; if (!int.TryParse (sep[0], NumberStyles.None, CultureInfo.InvariantCulture, out nvalue)) return false; value.From = nvalue; if (!int.TryParse (sep[1], NumberStyles.None, CultureInfo.InvariantCulture, out nvalue)) return false; value.To = nvalue; } else { value.From = nvalue; t = lexer.Scan (recognizeDash: true); if (t != Token.Type.SeparatorDash) return false; t = lexer.Scan (); if (!lexer.TryGetNumericValue (t, out nvalue)) return false; value.To = nvalue; } } t = lexer.Scan (); if (t != Token.Type.SeparatorSlash) return false; t = lexer.Scan (); if (!lexer.IsStarStringValue (t)) { long lvalue; if (!lexer.TryGetNumericValue (t, out lvalue)) return false; value.Length = lvalue; } t = lexer.Scan (); if (t != Token.Type.End) return false; parsedValue = value; return true; }
public static bool TryParse(string input, out ContentRangeHeaderValue parsedValue) { parsedValue = null; var lexer = new Lexer(input); var t = lexer.Scan(); if (t != Token.Type.Token) { return(false); } var value = new ContentRangeHeaderValue(); value.unit = lexer.GetStringValue(t); t = lexer.Scan(); if (t != Token.Type.Token) { return(false); } int nvalue; if (!lexer.IsStarStringValue(t)) { if (!lexer.TryGetNumericValue(t, out nvalue)) { var s = lexer.GetStringValue(t); if (s.Length < 3) { return(false); } var sep = s.Split('-'); if (sep.Length != 2) { return(false); } if (!int.TryParse(sep[0], NumberStyles.None, CultureInfo.InvariantCulture, out nvalue)) { return(false); } value.From = nvalue; if (!int.TryParse(sep[1], NumberStyles.None, CultureInfo.InvariantCulture, out nvalue)) { return(false); } value.To = nvalue; } else { value.From = nvalue; t = lexer.Scan(); if (t != Token.Type.SeparatorDash) { return(false); } t = lexer.Scan(); if (!lexer.TryGetNumericValue(t, out nvalue)) { return(false); } value.To = nvalue; } } t = lexer.Scan(); if (t != Token.Type.SeparatorSlash) { return(false); } t = lexer.Scan(); if (!lexer.IsStarStringValue(t)) { if (!lexer.TryGetNumericValue(t, out nvalue)) { return(false); } value.Length = nvalue; } t = lexer.Scan(); if (t != Token.Type.End) { return(false); } parsedValue = value; return(true); }
public static bool TryParse (string input, out WarningHeaderValue parsedValue) { parsedValue = null; var lexer = new Lexer (input); var t = lexer.Scan (); if (t != Token.Type.Token) return false; int code; if (!lexer.TryGetNumericValue (t, out code) || !IsCodeValid (code)) return false; t = lexer.Scan (); if (t != Token.Type.Token) return false; var next = t; if (lexer.PeekChar () == ':') { lexer.EatChar (); next = lexer.Scan (); if (next != Token.Type.Token) return false; } var value = new WarningHeaderValue (); value.Code = code; value.Agent = lexer.GetStringValue (t, next); t = lexer.Scan (); if (t != Token.Type.QuotedString) return false; value.Text = lexer.GetStringValue (t); t = lexer.Scan (); if (t == Token.Type.QuotedString) { DateTimeOffset date; if (!lexer.TryGetDateValue (t, out date)) return false; value.Date = date; t = lexer.Scan (); } if (t != Token.Type.End) return false; parsedValue = value; return true; }
public static bool TryParse(string input, out WarningHeaderValue parsedValue) { parsedValue = null; var lexer = new Lexer(input); var t = lexer.Scan(); if (t != Token.Type.Token) { return(false); } int code; if (!lexer.TryGetNumericValue(t, out code) || !IsCodeValid(code)) { return(false); } t = lexer.Scan(); if (t != Token.Type.Token) { return(false); } var next = t; if (lexer.PeekChar() == ':') { lexer.EatChar(); next = lexer.Scan(); if (next != Token.Type.Token) { return(false); } } var value = new WarningHeaderValue(); value.Code = code; value.Agent = lexer.GetStringValue(t, next); t = lexer.Scan(); if (t != Token.Type.QuotedString) { return(false); } value.Text = lexer.GetStringValue(t); t = lexer.Scan(); if (t == Token.Type.QuotedString) { DateTimeOffset date; if (!lexer.TryGetDateValue(t, out date)) { return(false); } value.Date = date; t = lexer.Scan(); } if (t != Token.Type.End) { return(false); } parsedValue = value; return(true); }