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Remove triplet comma

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This commit is contained in:
Eugen Wissner 2017-11-25 17:10:59 +01:00
parent b612e978bf
commit b28dde9d8e
1 changed files with 49 additions and 156 deletions
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125
source/tanya/format/package.d
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@ -21,7 +21,6 @@ import tanya.meta.metafunction;
import tanya.range.array; import tanya.range.array;
private enum special = 0x7000; private enum special = 0x7000;
private enum char comma = ',';
private enum char period = '.'; private enum char period = '.';
private static const ulong[20] powersOf10 = [ private static const ulong[20] powersOf10 = [
@ -456,7 +455,6 @@ private enum Modifier : uint
leading0x = 8, leading0x = 8,
leadingZero = 16, leadingZero = 16,
intMax = 32, intMax = 32,
tripletComma = 64,
negative = 128, negative = 128,
halfWidth = 512, halfWidth = 512,
} }
@ -588,11 +586,6 @@ pure nothrow @nogc
fl |= Modifier.leading0x; fl |= Modifier.leading0x;
f.popFront(); f.popFront();
continue; continue;
// If we have thousand commas.
case '\'':
fl |= Modifier.tripletComma;
f.popFront();
continue;
// If we have leading zero. // If we have leading zero.
case '0': case '0':
fl |= Modifier.leadingZero; fl |= Modifier.leadingZero;
@ -680,7 +673,7 @@ pure nothrow @nogc
char[8] tail; char[8] tail;
char *s; char *s;
const(char)* h; const(char)* h;
uint l, n, cs; uint l, n;
ulong n64; ulong n64;
double fv; double fv;
@ -745,7 +738,6 @@ pure nothrow @nogc
tail[0] = 0; tail[0] = 0;
precision = 0; precision = 0;
decimalPos = 0; decimalPos = 0;
cs = 0;
// Copy the string in. // Copy the string in.
goto scopy; goto scopy;
@ -758,7 +750,6 @@ pure nothrow @nogc
tail[0] = 0; tail[0] = 0;
precision = 0; precision = 0;
decimalPos = 0; decimalPos = 0;
cs = 0;
goto scopy; goto scopy;
case 'n': // Weird write-bytes specifier. case 'n': // Weird write-bytes specifier.
@ -856,7 +847,6 @@ pure nothrow @nogc
decimalPos = cast(int) (s - sn); decimalPos = cast(int) (s - sn);
l = cast(int) (s - (num.ptr + 64)); l = cast(int) (s - (num.ptr + 64));
s = num.ptr + 64; s = num.ptr + 64;
cs = 1 + (3 << 24);
goto scopy; goto scopy;
case 'G': // Float. case 'G': // Float.
@ -951,7 +941,6 @@ pure nothrow @nogc
if (decimalPos == special) if (decimalPos == special)
{ {
s = cast(char*) sn; s = cast(char*) sn;
cs = 0;
precision = 0; precision = 0;
goto scopy; goto scopy;
} }
@ -1002,7 +991,6 @@ pure nothrow @nogc
--n; --n;
decimalPos /= 10; decimalPos /= 10;
} }
cs = 1 + (3 << 24); // How many tens.
goto flt_lead; goto flt_lead;
case 'f': // Float. case 'f': // Float.
@ -1023,7 +1011,6 @@ pure nothrow @nogc
if (decimalPos == special) if (decimalPos == special)
{ {
s = cast(char*) sn; s = cast(char*) sn;
cs = 0;
precision = 0; precision = 0;
goto scopy; goto scopy;
} }
@ -1075,24 +1062,14 @@ pure nothrow @nogc
--i; --i;
} }
tz = precision - (n + l); tz = precision - (n + l);
// How many tens did we write (for commas below).
cs = 1 + (3 << 24);
} }
else else
{ {
cs = (fl & Modifier.tripletComma) ? ((600 - cast(uint) decimalPos) % 3) : 0;
if (cast(uint) decimalPos >= l) if (cast(uint) decimalPos >= l)
{ {
// Handle xxxx000*000.0. // Handle xxxx000*000.0.
n = 0; n = 0;
for (;;) for (;;)
{
if ((fl & Modifier.tripletComma) && (++cs == 4))
{
cs = 0;
*s++ = comma;
}
else
{ {
*s++ = sn[n]; *s++ = sn[n];
++n; ++n;
@ -1101,12 +1078,9 @@ pure nothrow @nogc
break; break;
} }
} }
}
if (n < cast(uint) decimalPos) if (n < cast(uint) decimalPos)
{ {
n = decimalPos - n; n = decimalPos - n;
if ((fl & Modifier.tripletComma) == 0)
{
while (n) while (n)
{ {
if (((cast(size_t) s) & 3) == 0) if (((cast(size_t) s) & 3) == 0)
@ -1122,23 +1096,12 @@ pure nothrow @nogc
s += 4; s += 4;
n -= 4; n -= 4;
} }
}
while (n) while (n)
{
if ((fl & Modifier.tripletComma) && (++cs == 4))
{
cs = 0;
*s++ = comma;
}
else
{ {
*s++ = '0'; *s++ = '0';
--n; --n;
} }
} }
}
// cs is how many tens.
cs = cast(int) (s - (num.ptr + 64)) + (3 << 24);
if (precision) if (precision)
{ {
*s++ = period; *s++ = period;
@ -1150,13 +1113,6 @@ pure nothrow @nogc
// Handle xxxxx.xxxx000*000. // Handle xxxxx.xxxx000*000.
n = 0; n = 0;
for (;;) for (;;)
{
if ((fl & Modifier.tripletComma) && (++cs == 4))
{
cs = 0;
*s++ = comma;
}
else
{ {
*s++ = sn[n]; *s++ = sn[n];
++n; ++n;
@ -1165,9 +1121,6 @@ pure nothrow @nogc
break; break;
} }
} }
}
// cs is how many tens.
cs = cast(int) (s - (num.ptr + 64)) + (3 << 24);
if (precision) if (precision)
{ {
*s++ = period; *s++ = period;
@ -1259,7 +1212,6 @@ pure nothrow @nogc
if (precision == 0) if (precision == 0)
{ {
l = 0; l = 0;
cs = (((l >> 4) & 15)) << 24;
goto scopy; goto scopy;
} }
} }
@ -1272,18 +1224,7 @@ pure nothrow @nogc
{ {
break; break;
} }
if (fl & Modifier.tripletComma)
{
++l;
if ((l & 15) == ((l >> 4) & 15))
{
l &= ~15;
*--s = comma;
} }
}
}
// Get the tens and the comma position.
cs = cast(uint) ((num.ptr + NUMSZ) - s) + ((((l >> 4) & 15)) << 24);
// Get the length that we copied. // Get the length that we copied.
l = cast(uint)((num.ptr + NUMSZ) - s); l = cast(uint)((num.ptr + NUMSZ) - s);
// Copy it. // Copy it.
@ -1333,29 +1274,17 @@ pure nothrow @nogc
n = cast(uint) n64; n = cast(uint) n64;
n64 = 0; n64 = 0;
} }
if ((fl & Modifier.tripletComma) == 0)
{
while (n) while (n)
{ {
s -= 2; s -= 2;
*cast(ushort*) s = *cast(ushort*) &digitpair[(n % 100) * 2]; *cast(ushort*) s = *cast(ushort*) &digitpair[(n % 100) * 2];
n /= 100; n /= 100;
} }
}
while (n) while (n)
{
if ((fl & Modifier.tripletComma) && (l++ == 3))
{
l = 0;
*--s = comma;
--o;
}
else
{ {
*--s = cast(char) (n % 10) + '0'; *--s = cast(char) (n % 10) + '0';
n /= 10; n /= 10;
} }
}
if (n64 == 0) if (n64 == 0)
{ {
if ((s[0] == '0') && (s != (num.ptr + NUMSZ))) if ((s[0] == '0') && (s != (num.ptr + NUMSZ)))
@ -1365,19 +1294,10 @@ pure nothrow @nogc
break; break;
} }
while (s != o) while (s != o)
{
if ((fl & Modifier.tripletComma) && (l++ == 3))
{
l = 0;
*--s = comma;
--o;
}
else
{ {
*--s = '0'; *--s = '0';
} }
} }
}
tail[0] = 0; tail[0] = 0;
leadSign(fl, lead.ptr); leadSign(fl, lead.ptr);
@ -1389,7 +1309,6 @@ pure nothrow @nogc
*--s = '0'; *--s = '0';
l = 1; l = 1;
} }
cs = l + (3 << 24);
if (precision < 0) if (precision < 0)
{ {
precision = 0; precision = 0;
@ -1418,10 +1337,6 @@ pure nothrow @nogc
precision = (fw > precision) ? fw : precision; precision = (fw > precision) ? fw : precision;
fw = 0; fw = 0;
} }
else
{
fl &= ~Modifier.tripletComma; // if no leading zeros, then no commas
}
} }
// Copy the spaces and/or zeros. // Copy the spaces and/or zeros.
@ -1473,22 +1388,10 @@ pure nothrow @nogc
} }
// Copy leading zeros. // Copy leading zeros.
uint c = cs >> 24;
cs &= 0xffffff;
if (fl & Modifier.tripletComma)
{
cs = cast(uint) (c - ((precision + cs) % (c + 1)));
}
else
{
cs = 0;
}
while (precision > 0) while (precision > 0)
{ {
i = precision; i = precision;
precision -= i; precision -= i;
if ((fl & Modifier.tripletComma) == 0)
{
while (i) while (i)
{ {
if (((cast(size_t) bf) & 3) == 0) if (((cast(size_t) bf) & 3) == 0)
@ -1504,18 +1407,9 @@ pure nothrow @nogc
bf += 4; bf += 4;
i -= 4; i -= 4;
} }
}
while (i) while (i)
{
if ((fl & Modifier.tripletComma) && (cs++ == c))
{
cs = 0;
*bf++ = comma;
}
else
{ {
*bf++ = '0'; *bf++ = '0';
}
--i; --i;
} }
} }
@ -1627,7 +1521,6 @@ pure nothrow @nogc
tail[0] = 0; tail[0] = 0;
precision = 0; precision = 0;
decimalPos = 0; decimalPos = 0;
cs = 0;
goto scopy; goto scopy;
} }
f.popFront(); f.popFront();
@ -1647,7 +1540,7 @@ nothrow
return result; return result;
} }
private nothrow unittest nothrow unittest
{ {
char[318] buffer; char[318] buffer;
@ -1663,12 +1556,12 @@ private nothrow unittest
assert(format!"%#x"(buffer, 20) == "0x14"); assert(format!"%#x"(buffer, 20) == "0x14");
assert(format!"%#o"(buffer, 8) == "010"); assert(format!"%#o"(buffer, 8) == "010");
assert(format!"%#b"(buffer, 3) == "0b11"); assert(format!"%#b"(buffer, 3) == "0b11");
assert(format!"%'d"(buffer, 1000) == "1,000"); assert(format!"%d"(buffer, 1000) == "1000");
assert(format!"%*d"(buffer, 5, 1) == " 1"); assert(format!"%*d"(buffer, 5, 1) == " 1");
assert(format!"%.1f"(buffer, 10.25) == "10.3"); assert(format!"%.1f"(buffer, 10.25) == "10.3");
assert(format!"%.*f"(buffer, 1, 10.25) == "10.3"); assert(format!"%.*f"(buffer, 1, 10.25) == "10.3");
assert(format!"%-9i"(buffer, 1) == "1 "); assert(format!"%-9i"(buffer, 1) == "1 ");
assert(format!"%'07.3g"(buffer, 0.01) == ",000.01"); assert(format!"%07.3g"(buffer, 0.01) == "0000.01");
// Integer size. // Integer size.
assert(format!"%hd"(buffer, 10) == "10"); assert(format!"%hd"(buffer, 10) == "10");
@ -1694,10 +1587,10 @@ private nothrow unittest
assert(format!"%b"(buffer, 3) == "11"); assert(format!"%b"(buffer, 3) == "11");
assert(format!"%B"(buffer, 3) == "11"); assert(format!"%B"(buffer, 3) == "11");
assert(format!"%.0x"(buffer, 0) == ""); assert(format!"%.0x"(buffer, 0) == "");
assert(format!"%'x"(buffer, 11111111) == "a9,8ac7"); assert(format!"%x"(buffer, 11111111) == "a98ac7");
assert(format!"%d"(buffer, 100000001) == "100000001"); assert(format!"%d"(buffer, 100000001) == "100000001");
assert(format!"%.12d"(buffer, 99999999L) == "000099999999"); assert(format!"%.12d"(buffer, 99999999L) == "000099999999");
assert(format!"%'d"(buffer, 100000001) == "100,000,001"); assert(format!"%d"(buffer, 100000001) == "100000001");
// Count of bytes written so far. // Count of bytes written so far.
{ {
@ -1734,14 +1627,14 @@ private nothrow unittest
assert(format!"%e"(buffer, double.init) == "NaN"); assert(format!"%e"(buffer, double.init) == "NaN");
assert(format!"%f"(buffer, 1e-307) == "0.000000"); assert(format!"%f"(buffer, 1e-307) == "0.000000");
assert(format!"%f"(buffer, 1e+8) == "100000000.000000"); assert(format!"%f"(buffer, 1e+8) == "100000000.000000");
assert(format!"%'05g"(buffer, 111234.1) == "111,234"); assert(format!"%05g"(buffer, 111234.1) == "111234");
assert(format!"%.2g"(buffer, double.init) == "Na"); assert(format!"%.2g"(buffer, double.init) == "Na");
assert(format!"%.1e"(buffer, 0.999) == "1.0e+00"); assert(format!"%.1e"(buffer, 0.999) == "1.0e+00");
assert(format!"%.0f"(buffer, 0.999) == "1"); assert(format!"%.0f"(buffer, 0.999) == "1");
assert(format!"%.9f"(buffer, 1e-307) == "0.000000000"); assert(format!"%.9f"(buffer, 1e-307) == "0.000000000");
assert(format!"%g"(buffer, 0x1p-16382L)); // "6.95336e-310" assert(format!"%g"(buffer, 0x1p-16382L)); // "6.95336e-310"
assert(format!"%'f"(buffer, 1e+3) == "1,000.000000"); assert(format!"%f"(buffer, 1e+3) == "1000.000000");
assert(format!"%'g"(buffer, 38234.1234) == "38,234.1"); assert(format!"%g"(buffer, 38234.1234) == "38234.1");
// Pointer conversions. // Pointer conversions.
{ {