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Make an independent function for converting port string

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This commit is contained in:
Eugen Wissner 2018-05-22 22:55:46 +02:00
parent c268696ee9
commit 61814d5383
2 changed files with 33 additions and 28 deletions
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24
source/tanya/conv.d
View File

@ -264,6 +264,30 @@ final class ConvException : Exception
}
}
package bool stringToInt(R)(R range, ref ushort n)
{
import tanya.encoding.ascii;
import tanya.range.array;
size_t i = 1;
uint lPort;
for (; !range.empty && range.front.isDigit() && i <= 6; ++i, range.popFront())
{
lPort = lPort * 10 + (range.front - '0');
}
if (i != 1 && (range.empty || range.front == '/'))
{
if (lPort > ushort.max)
{
return false;
}
n = cast(ushort) lPort;
return true;
}
return false;
}
/**
* If the source type $(D_PARAM From) and the target type $(D_PARAM To) are
* equal, does nothing. If $(D_PARAM From) can be implicitly converted to

31
source/tanya/net/uri.d
View File

@ -14,6 +14,7 @@
*/
module tanya.net.uri;
import tanya.conv;
import tanya.encoding.ascii;
import tanya.memory;
@ -37,7 +38,7 @@ final class URIException : Exception
this(string msg,
string file = __FILE__,
size_t line = __LINE__,
Throwable next = null) @nogc @safe pure nothrow
Throwable next = null) @nogc nothrow pure @safe
{
super(msg, file, line, next);
}
@ -82,7 +83,7 @@ struct URL
*
* Throws: $(D_PSYMBOL URIException) if the URL is malformed.
*/
this(const char[] source) pure @nogc
this(const char[] source) @nogc pure
{
ptrdiff_t pos = -1, endPos = source.length, start;
@ -152,18 +153,15 @@ struct URL
goto ParsePath;
}
}
else
else if (!parsePort(source[pos .. $]))
{
// Schemas like mailto: and zlib: may not have any slash after
// them.
if (!parsePort(source[pos .. $]))
{
this.scheme = source[0 .. pos];
start = pos + 1;
goto ParsePath;
}
}
}
else if (pos == 0 && parsePort(source[pos .. $]))
{
// An URL shouldn't begin with a port number.
@ -305,26 +303,9 @@ struct URL
*
* Returns: Whether the port could be found.
*/
private bool parsePort(const char[] port) pure nothrow @safe @nogc
private bool parsePort(const(char)[] port) @nogc nothrow pure @safe
{
ptrdiff_t i = 1;
float lPort = 0;
for (; i < port.length && port[i].isDigit() && i <= 6; ++i)
{
lPort += (port[i] - '0') / cast(float) (10 ^^ (i - 1));
}
if (i != 1 && (i == port.length || port[i] == '/'))
{
lPort *= 10 ^^ (i - 2);
if (lPort > ushort.max)
{
return false;
}
this.port = cast(ushort) lPort;
return true;
}
return false;
return stringToInt(port[1 .. $], this.port);
}
}