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Fix bugs in reduceLeft and reduceRight

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This commit is contained in:
Anders Hejlsberg
2016-03-05 09:56:01 -08:00
parent a0790fba7d
commit eed4093be5
1 changed files with 4 additions and 8 deletions
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12
src/compiler/core.ts
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@@ -242,11 +242,9 @@ namespace ts {
const count = array.length;
if (count > 0) {
let pos = 0;
let result = arguments.length <= 2 ? array[pos] : initial;
pos++;
let result = arguments.length <= 2 ? array[pos++] : initial;
while (pos < count) {
result = f(<U>result, array[pos]);
pos++;
result = f(<U>result, array[pos++]);
}
return <U>result;
}
@@ -260,11 +258,9 @@ namespace ts {
if (array) {
let pos = array.length - 1;
if (pos >= 0) {
let result = arguments.length <= 2 ? array[pos] : initial;
pos--;
let result = arguments.length <= 2 ? array[pos--] : initial;
while (pos >= 0) {
result = f(<U>result, array[pos]);
pos--;
result = f(<U>result, array[pos--]);
}
return <U>result;
}