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Workaround for iOS 10.3 issue which caused wrong numbers to be returned.

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This commit is contained in:
Richard Ainger 2017-06-21 10:10:42 +10:00
parent 3566299686
commit c2536d3cbe
1 changed files with 14 additions and 10 deletions
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24
decimal.js
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@ -1378,7 +1378,7 @@
for (; xd[--len] === 0;) xd.pop(); for (; xd[--len] === 0;) xd.pop();
// Remove leading zeros and adjust exponent accordingly. // Remove leading zeros and adjust exponent accordingly.
for (; xd[0] === 0; xd.shift()) --e; for (; xd[0] === 0; xd.splice(0, 1)) --e;
// Zero? // Zero?
if (!xd[0]) return new Ctor(rm === 3 ? -0 : 0); if (!xd[0]) return new Ctor(rm === 3 ? -0 : 0);
@ -1602,7 +1602,7 @@
} }
if (carry) { if (carry) {
xd.unshift(carry); xd = [carry].concat(xd);
++e; ++e;
} }
@ -1907,7 +1907,7 @@
for (; !r[--rL];) r.pop(); for (; !r[--rL];) r.pop();
if (carry) ++e; if (carry) ++e;
else r.shift(); else r.splice(0, 1);
y.d = r; y.d = r;
y.e = getBase10Exponent(r, e); y.e = getBase10Exponent(r, e);
@ -2668,7 +2668,9 @@
carry = temp / base | 0; carry = temp / base | 0;
} }
if (carry) x.unshift(carry); if (carry) {
x = [carry].concat(x);
}
return x; return x;
} }
@ -2701,7 +2703,7 @@
} }
// Remove leading zeros. // Remove leading zeros.
for (; !a[0] && a.length > 1;) a.shift(); for (; !a[0] && a.length > 1;) a.splice(0, 1);
} }
return function (x, y, pr, rm, dp, base) { return function (x, y, pr, rm, dp, base) {
@ -2796,7 +2798,7 @@
for (; remL < yL;) rem[remL++] = 0; for (; remL < yL;) rem[remL++] = 0;
yz = yd.slice(); yz = yd.slice();
yz.unshift(0); yz = [0].concat(yz);
yd0 = yd[0]; yd0 = yd[0];
if (yd[1] >= base / 2) ++yd0; if (yd[1] >= base / 2) ++yd0;
@ -2853,7 +2855,9 @@
} }
prodL = prod.length; prodL = prod.length;
if (prodL < remL) prod.unshift(0); if (prodL < remL) {
prod = [0].concat(prod);
}
// Subtract product from remainder. // Subtract product from remainder.
subtract(rem, prod, remL, base); subtract(rem, prod, remL, base);
@ -2897,7 +2901,7 @@
} }
// Leading zero? // Leading zero?
if (!qd[0]) qd.shift(); if (!qd[0]) qd.splice(0, 1);
} }
// logBase is 1 when divide is being used for base conversion. // logBase is 1 when divide is being used for base conversion.
@ -3847,7 +3851,7 @@
xd[sd] = 0; xd[sd] = 0;
if (!sd) { if (!sd) {
++e; ++e;
xd.unshift(1); xd = [1].concat(xd);
} }
} }
} }
@ -4632,7 +4636,7 @@
e = -1; e = -1;
// Remove leading words which are zero and adjust exponent accordingly. // Remove leading words which are zero and adjust exponent accordingly.
for (; rd[0] === 0; e -= LOG_BASE) rd.shift(); for (; rd[0] === 0; e -= LOG_BASE) rd.splice(0, 1);
// Count the digits of the first word of rd to determine leading zeros. // Count the digits of the first word of rd to determine leading zeros.
for (k = 1, n = rd[0]; n >= 10; n /= 10) k++; for (k = 1, n = rd[0]; n >= 10; n /= 10) k++;