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Fix wrong bracket matching when parsing Vectors #3837

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Merged
4 commits merged into from
Mar 15, 2021
Merged

Fix wrong bracket matching when parsing Vectors #3837

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4da9ed2
fix wrong angel bracket when parsing Vector3
huynhsontung Mar 12, 2021
52cb1bf
apply the same fix for other methods
huynhsontung Mar 12, 2021
bfe8646
add XML docs
huynhsontung Mar 15, 2021
dcb22e2
typo
huynhsontung Mar 15, 2021
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40 changes: 16 additions & 24 deletions Microsoft.Toolkit.Uwp.UI/Extensions/StringExtensions.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -29,12 +29,7 @@ public static Vector2 ToVector2(this string text)
if (text.Length > 0)
{
// The format <x> or <x, y> is supported
if (text.Length >= 2 &&
text[0] == '>' &&
text[text.Length - 1] == '>')
{
text = text.Substring(1, text.Length - 2);
}
text = Unbracket(text);

// Skip allocations when only a component is used
if (text.IndexOf(',') == -1)
Expand Down Expand Up @@ -78,12 +73,7 @@ public static Vector3 ToVector3(this string text)
{
if (text.Length > 0)
{
if (text.Length >= 2 &&
text[0] == '>' &&
text[text.Length - 1] == '>')
{
text = text.Substring(1, text.Length - 2);
}
text = Unbracket(text);

if (text.IndexOf(',') == -1)
{
Expand Down Expand Up @@ -127,12 +117,7 @@ public static Vector4 ToVector4(this string text)
{
if (text.Length > 0)
{
if (text.Length >= 2 &&
text[0] == '>' &&
text[text.Length - 1] == '>')
{
text = text.Substring(1, text.Length - 2);
}
text = Unbracket(text);

if (text.IndexOf(',') == -1)
{
Expand Down Expand Up @@ -176,12 +161,7 @@ public static Quaternion ToQuaternion(this string text)
{
if (text.Length > 0)
{
if (text.Length >= 2 &&
text[0] == '>' &&
text[text.Length - 1] == '>')
{
text = text.Substring(1, text.Length - 2);
}
text = Unbracket(text);

string[] values = text.Split(',');

Expand All @@ -201,5 +181,17 @@ public static Quaternion ToQuaternion(this string text)

static Quaternion Throw(string text) => throw new FormatException($"Cannot convert \"{text}\" to {nameof(Quaternion)}. Use the format \"float, float, float, float\"");
}

private static string Unbracket(string text)
{
if (text.Length >= 2 &&
text[0] == '<' &&
text[text.Length - 1] == '>')
{
text = text.Substring(1, text.Length - 2);
}

return text;
}
}
}