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fix conversion from wchar to wchar_t in LockingTextWriter.put

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This fixes issue 18789.
This commit is contained in:
aG0aep6G 2018-04-21 15:39:34 +02:00
parent ece1672ae8
commit 41f78fc1e1
1 changed files with 40 additions and 23 deletions
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29
std/stdio.d
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@ -3058,14 +3058,13 @@ is empty, throws an `Exception`. In case of an I/O error throws
} }
else static if (c.sizeof == 2) else static if (c.sizeof == 2)
{ {
import std.utf : encode, decode; import std.utf : decode;
if (orientation_ <= 0)
{
if (c <= 0x7F) if (c <= 0x7F)
{ {
highSurrogateShouldBeEmpty(); highSurrogateShouldBeEmpty();
trustedFPUTC(c, handle_); if (orientation_ <= 0) trustedFPUTC(c, handle_);
else trustedFPUTWC(c, handle_);
} }
else if (0xD800 <= c && c <= 0xDBFF) // high surrogate else if (0xD800 <= c && c <= 0xDBFF) // high surrogate
{ {
@ -3082,15 +3081,21 @@ is empty, throws an `Exception`. In case of an I/O error throws
d = decode(rbuf[], index); d = decode(rbuf[], index);
highSurrogate = 0; highSurrogate = 0;
} }
if (orientation_ <= 0)
{
char[4] wbuf; char[4] wbuf;
immutable size = encode(wbuf, d); immutable size = encode(wbuf, d);
foreach (i; 0 .. size) foreach (i; 0 .. size)
trustedFPUTC(wbuf[i], handle_); trustedFPUTC(wbuf[i], handle_);
} }
}
else else
{ {
trustedFPUTWC(c, handle_); wchar_t[4 / wchar_t.sizeof] wbuf;
immutable size = encode(wbuf, d);
foreach (i; 0 .. size)
trustedFPUTWC(wbuf[i], handle_);
}
rbuf8Filled = 0;
} }
} }
else // 32-bit characters else // 32-bit characters
@ -3674,6 +3679,18 @@ void main()
} }
assert(std.file.readText!wstring(deleteme) == "ö\U0001F608"w); assert(std.file.readText!wstring(deleteme) == "ö\U0001F608"w);
} }
@safe unittest // wchar -> wchar_t
{
static import std.file;
auto deleteme = testFilename();
scope(exit) std.file.remove(deleteme);
{
auto writer = File(deleteme, "w,ccs=UTF-16LE").lockingTextWriter();
writer.put("ö"w);
writer.put("\U0001F608"w);
}
assert(std.file.readText!wstring(deleteme) == "ö\U0001F608"w);
}
@safe unittest @safe unittest
{ {