diff options
Diffstat (limited to 'modules/mono/glue/cs_files/StringExtensions.cs')
| -rw-r--r-- | modules/mono/glue/cs_files/StringExtensions.cs | 204 |
1 files changed, 104 insertions, 100 deletions
diff --git a/modules/mono/glue/cs_files/StringExtensions.cs b/modules/mono/glue/cs_files/StringExtensions.cs index b58f8bc6a8..cda573f6c5 100644 --- a/modules/mono/glue/cs_files/StringExtensions.cs +++ b/modules/mono/glue/cs_files/StringExtensions.cs @@ -26,7 +26,7 @@ namespace Godot return slices; } - private static string GetSlicec(this string instance, char splitter, int slice) + private static string GetSliceCharacter(this string instance, char splitter, int slice) { if (!instance.Empty() && slice >= 0) { @@ -36,12 +36,18 @@ namespace Godot while (true) { - if (instance[i] == 0 || instance[i] == splitter) + bool end = instance.Length <= i; + + if (end || instance[i] == splitter) { if (slice == count) { return instance.Substring(prev, i - prev); } + else if (end) + { + return string.Empty; + } count++; prev = i + 1; @@ -57,7 +63,7 @@ namespace Godot // <summary> // If the string is a path to a file, return the path to the file without the extension. // </summary> - public static string Basename(this string instance) + public static string BaseName(this string instance) { int index = instance.LastIndexOf('.'); @@ -144,7 +150,7 @@ namespace Godot for (int i = 0; i < aux.GetSliceCount(" "); i++) { - string slice = aux.GetSlicec(' ', i); + string slice = aux.GetSliceCharacter(' ', i); if (slice.Length > 0) { slice = char.ToUpper(slice[0]) + slice.Substring(1); @@ -162,30 +168,59 @@ namespace Godot // </summary> public static int CasecmpTo(this string instance, string to) { + return instance.CompareTo(to, true); + } + + // <summary> + // Perform a comparison to another string, return -1 if less, 0 if equal and +1 if greater. + // </summary> + public static int CompareTo(this string instance, string to, bool caseSensitive = true) + { if (instance.Empty()) return to.Empty() ? 0 : -1; if (to.Empty()) return 1; - int instance_idx = 0; - int to_idx = 0; - - while (true) + int instanceIndex = 0; + int toIndex = 0; + + if (caseSensitive) // Outside while loop to avoid checking multiple times, despite some code duplication. + { + while (true) + { + if (to[toIndex] == 0 && instance[instanceIndex] == 0) + return 0; // We're equal + if (instance[instanceIndex] == 0) + return -1; // If this is empty, and the other one is not, then we're less... I think? + if (to[toIndex] == 0) + return 1; // Otherwise the other one is smaller... + if (instance[instanceIndex] < to[toIndex]) // More than + return -1; + if (instance[instanceIndex] > to[toIndex]) // Less than + return 1; + + instanceIndex++; + toIndex++; + } + } else { - if (to[to_idx] == 0 && instance[instance_idx] == 0) - return 0; // We're equal - if (instance[instance_idx] == 0) - return -1; // If this is empty, and the other one is not, then we're less... I think? - if (to[to_idx] == 0) - return 1; // Otherwise the other one is smaller... - if (instance[instance_idx] < to[to_idx]) // More than - return -1; - if (instance[instance_idx] > to[to_idx]) // Less than - return 1; - - instance_idx++; - to_idx++; + while (true) + { + if (to[toIndex] == 0 && instance[instanceIndex] == 0) + return 0; // We're equal + if (instance[instanceIndex] == 0) + return -1; // If this is empty, and the other one is not, then we're less... I think? + if (to[toIndex] == 0) + return 1; // Otherwise the other one is smaller.. + if (char.ToUpper(instance[instanceIndex]) < char.ToUpper(to[toIndex])) // More than + return -1; + if (char.ToUpper(instance[instanceIndex]) > char.ToUpper(to[toIndex])) // Less than + return 1; + + instanceIndex++; + toIndex++; + } } } @@ -361,7 +396,7 @@ namespace Godot // <summary> // Check whether this string is a subsequence of the given string. // </summary> - public static bool IsSubsequenceOf(this string instance, string text, bool case_insensitive) + public static bool IsSubsequenceOf(this string instance, string text, bool caseSensitive = true) { int len = instance.Length; @@ -371,50 +406,42 @@ namespace Godot if (len > text.Length) return false; - int src = 0; - int tgt = 0; + int source = 0; + int target = 0; - while (instance[src] != 0 && text[tgt] != 0) + while (instance[source] != 0 && text[target] != 0) { bool match; - if (case_insensitive) + if (!caseSensitive) { - char srcc = char.ToLower(instance[src]); - char tgtc = char.ToLower(text[tgt]); - match = srcc == tgtc; + char sourcec = char.ToLower(instance[source]); + char targetc = char.ToLower(text[target]); + match = sourcec == targetc; } else { - match = instance[src] == text[tgt]; + match = instance[source] == text[target]; } if (match) { - src++; - if (instance[src] == 0) + source++; + if (instance[source] == 0) return true; } - tgt++; + target++; } return false; } // <summary> - // Check whether this string is a subsequence of the given string, considering case. - // </summary> - public static bool IsSubsequenceOf(this string instance, string text) - { - return instance.IsSubsequenceOf(text, false); - } - - // <summary> - // Check whether this string is a subsequence of the given string, without considering case. + // Check whether this string is a subsequence of the given string, ignoring case differences. // </summary> public static bool IsSubsequenceOfI(this string instance, string text) { - return instance.IsSubsequenceOf(text, true); + return instance.IsSubsequenceOf(text, false); } // <summary> @@ -452,12 +479,12 @@ namespace Godot return false; // Don't start with number plz } - bool valid_char = instance[i] >= '0' && + bool validChar = instance[i] >= '0' && instance[i] <= '9' || instance[i] >= 'a' && instance[i] <= 'z' || instance[i] >= 'A' && instance[i] <= 'Z' || instance[i] == '_'; - if (!valid_char) + if (!validChar) return false; } @@ -476,8 +503,9 @@ namespace Godot // <summary> // Check whether the string contains a valid IP address. // </summary> - public static bool IsValidIpAddress(this string instance) + public static bool IsValidIPAddress(this string instance) { + // TODO: Support IPv6 addresses string[] ip = instance.Split("."); if (ip.Length != 4) @@ -500,7 +528,7 @@ namespace Godot // <summary> // Return a copy of the string with special characters escaped using the JSON standard. // </summary> - public static string JsonEscape(this string instance) + public static string JSONEscape(this string instance) { var sb = new StringBuilder(string.Copy(instance)); @@ -563,15 +591,15 @@ namespace Godot // <summary> // Do a simple case sensitive expression match, using ? and * wildcards (see [method expr_match]). // </summary> - public static bool Match(this string instance, string expr) + public static bool Match(this string instance, string expr, bool caseSensitive = true) { - return instance.ExprMatch(expr, true); + return instance.ExprMatch(expr, caseSensitive); } // <summary> // Do a simple case insensitive expression match, using ? and * wildcards (see [method expr_match]). // </summary> - public static bool Matchn(this string instance, string expr) + public static bool MatchN(this string instance, string expr) { return instance.ExprMatch(expr, false); } @@ -579,7 +607,7 @@ namespace Godot // <summary> // Return the MD5 hash of the string as an array of bytes. // </summary> - public static byte[] Md5Buffer(this string instance) + public static byte[] MD5Buffer(this string instance) { return NativeCalls.godot_icall_String_md5_buffer(instance); } @@ -587,7 +615,7 @@ namespace Godot // <summary> // Return the MD5 hash of the string as a string. // </summary> - public static string Md5Text(this string instance) + public static string MD5Text(this string instance) { return NativeCalls.godot_icall_String_md5_text(instance); } @@ -597,31 +625,7 @@ namespace Godot // </summary> public static int NocasecmpTo(this string instance, string to) { - if (instance.Empty()) - return to.Empty() ? 0 : -1; - - if (to.Empty()) - return 1; - - int instance_idx = 0; - int to_idx = 0; - - while (true) - { - if (to[to_idx] == 0 && instance[instance_idx] == 0) - return 0; // We're equal - if (instance[instance_idx] == 0) - return -1; // If this is empty, and the other one is not, then we're less... I think? - if (to[to_idx] == 0) - return 1; // Otherwise the other one is smaller.. - if (char.ToUpper(instance[instance_idx]) < char.ToUpper(to[to_idx])) // More than - return -1; - if (char.ToUpper(instance[instance_idx]) > char.ToUpper(to[to_idx])) // Less than - return 1; - - instance_idx++; - to_idx++; - } + return instance.CompareTo(to, false); } // <summary> @@ -738,7 +742,7 @@ namespace Godot // <summary> // Replace occurrences of a substring for different ones inside the string, but search case-insensitive. // </summary> - public static string Replacen(this string instance, string what, string forwhat) + public static string ReplaceN(this string instance, string what, string forwhat) { return Regex.Replace(instance, what, forwhat, RegexOptions.IgnoreCase); } @@ -746,7 +750,7 @@ namespace Godot // <summary> // Perform a search for a substring, but start from the end of the string instead of the beginning. // </summary> - public static int Rfind(this string instance, string what, int from = -1) + public static int RFind(this string instance, string what, int from = -1) { return NativeCalls.godot_icall_String_rfind(instance, what, from); } @@ -754,7 +758,7 @@ namespace Godot // <summary> // Perform a search for a substring, but start from the end of the string instead of the beginning. Also search case-insensitive. // </summary> - public static int Rfindn(this string instance, string what, int from = -1) + public static int RFindN(this string instance, string what, int from = -1) { return NativeCalls.godot_icall_String_rfindn(instance, what, from); } @@ -773,7 +777,7 @@ namespace Godot return instance.Substring(pos, instance.Length - pos); } - public static byte[] Sha256Buffer(this string instance) + public static byte[] SHA256Buffer(this string instance) { return NativeCalls.godot_icall_String_sha256_buffer(instance); } @@ -781,7 +785,7 @@ namespace Godot // <summary> // Return the SHA-256 hash of the string as a string. // </summary> - public static string Sha256Text(this string instance) + public static string SHA256Text(this string instance) { return NativeCalls.godot_icall_String_sha256_text(instance); } @@ -802,20 +806,20 @@ namespace Godot return 0.0f; } - string[] srcBigrams = instance.Bigrams(); - string[] tgtBigrams = text.Bigrams(); + string[] sourceBigrams = instance.Bigrams(); + string[] targetBigrams = text.Bigrams(); - int src_size = srcBigrams.Length; - int tgt_size = tgtBigrams.Length; + int sourceSize = sourceBigrams.Length; + int targetSize = targetBigrams.Length; - float sum = src_size + tgt_size; + float sum = sourceSize + targetSize; float inter = 0; - for (int i = 0; i < src_size; i++) + for (int i = 0; i < sourceSize; i++) { - for (int j = 0; j < tgt_size; j++) + for (int j = 0; j < targetSize; j++) { - if (srcBigrams[i] == tgtBigrams[j]) + if (sourceBigrams[i] == targetBigrams[j]) { inter++; break; @@ -829,7 +833,7 @@ namespace Godot // <summary> // Split the string by a divisor string, return an array of the substrings. Example "One,Two,Three" will return ["One","Two","Three"] if split by ",". // </summary> - public static string[] Split(this string instance, string divisor, bool allow_empty = true) + public static string[] Split(this string instance, string divisor, bool allowEmpty = true) { return instance.Split(new[] { divisor }, StringSplitOptions.RemoveEmptyEntries); } @@ -837,7 +841,7 @@ namespace Godot // <summary> // Split the string in floats by using a divisor string, return an array of the substrings. Example "1,2.5,3" will return [1,2.5,3] if split by ",". // </summary> - public static float[] SplitFloats(this string instance, string divisor, bool allow_empty = true) + public static float[] SplitFloats(this string instance, string divisor, bool allowEmpty = true) { var ret = new List<float>(); int from = 0; @@ -848,7 +852,7 @@ namespace Godot int end = instance.Find(divisor, from); if (end < 0) end = len; - if (allow_empty || end > from) + if (allowEmpty || end > from) ret.Add(float.Parse(instance.Substring(from))); if (end == len) break; @@ -859,7 +863,7 @@ namespace Godot return ret.ToArray(); } - private static readonly char[] non_printable = { + private static readonly char[] _nonPrintable = { (char)00, (char)01, (char)02, (char)03, (char)04, (char)05, (char)06, (char)07, (char)08, (char)09, (char)10, (char)11, (char)12, (char)13, (char)14, (char)15, (char)16, (char)17, @@ -876,11 +880,11 @@ namespace Godot if (left) { if (right) - return instance.Trim(non_printable); - return instance.TrimStart(non_printable); + return instance.Trim(_nonPrintable); + return instance.TrimStart(_nonPrintable); } - return instance.TrimEnd(non_printable); + return instance.TrimEnd(_nonPrintable); } // <summary> @@ -934,7 +938,7 @@ namespace Godot // <summary> // Convert the String (which is an array of characters) to PoolByteArray (which is an array of bytes). The conversion is a bit slower than to_ascii(), but supports all UTF-8 characters. Therefore, you should prefer this function over to_ascii(). // </summary> - public static byte[] ToUtf8(this string instance) + public static byte[] ToUTF8(this string instance) { return Encoding.UTF8.GetBytes(instance); } @@ -942,7 +946,7 @@ namespace Godot // <summary> // Return a copy of the string with special characters escaped using the XML standard. // </summary> - public static string XmlEscape(this string instance) + public static string XMLEscape(this string instance) { return SecurityElement.Escape(instance); } @@ -950,7 +954,7 @@ namespace Godot // <summary> // Return a copy of the string with escaped characters replaced by their meanings according to the XML standard. // </summary> - public static string XmlUnescape(this string instance) + public static string XMLUnescape(this string instance) { return SecurityElement.FromString(instance).Text; } |