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Remove the Zc class as it is not part of the UCD; special case Cc-based whitespace instead.

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This commit is contained in:
Reece H. Dunn
2012-12-22 01:19:03 +00:00
parent ff7a5e0209
commit bc6a5c23cc
4 changed files with 16 additions and 11 deletions
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src/ctype.cpp
+14 -8
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@@ -46,12 +46,7 @@ int ucd::isalpha(codepoint_t c)
int ucd::iscntrl(codepoint_t c)
{
switch (lookup_category(c))
{
case Cc: case Zc:
return 1;
}
return 0;
return lookup_category(c) == Cc;
}
int ucd::isdigit(codepoint_t c)
@@ -69,7 +64,7 @@ int ucd::isgraph(codepoint_t c)
switch (lookup_category(c))
{
case Cc: case Cf: case Ci: case Cn: case Co: case Cs:
case Zc: case Zl: case Zp: case Zs:
case Zl: case Zp: case Zs:
return 0;
}
return 1;
@@ -104,8 +99,19 @@ int ucd::isspace(codepoint_t c)
{
switch (lookup_category(c))
{
case Zc: case Zl: case Zp: case Zs:
case Zl: case Zp: case Zs:
return 1;
case Cc:
switch (c) // Some control characters are also whitespace characters:
{
case 0x09: // U+0009 : CHARACTER TABULATION
case 0x0A: // U+000A : LINE FEED
case 0x0B: // U+000B : LINE TABULATION
case 0x0C: // U+000C : FORM FEED
case 0x0D: // U+000D : CARRIAGE RETURN
case 0x85: // U+0085 : NEXT LINE
return 1;
}
}
return 0;
}