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Re-optimize _.max, _.min, and _.sortedIndex.

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Former-commit-id: 7f449a4fde6777f14a1def0d767f2926bdea07c9
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John-David Dalton
2012-10-09 00:17:10 -07:00
parent fff8d5f07d
commit 6fdce4ad0d
1 changed files with 42 additions and 19 deletions
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61
lodash.js
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@@ -697,8 +697,8 @@
'top': '',
'useHas': true,
'useStrict': isStrictFast,
'arrayBranch': {},
'objectBranch': {}
'arrayBranch': { 'beforeLoop': '' },
'objectBranch': { 'beforeLoop': '' }
};
var object,
@@ -2688,12 +2688,20 @@
length = array ? array.length : 0,
result = computed;
callback = createCallback(callback, thisArg);
while (++index < length) {
var current = callback(array[index], index, array);
if (current > computed) {
computed = current;
result = array[index];
if (callback) {
callback = createCallback(callback, thisArg);
while (++index < length) {
var current = callback(array[index], index, array);
if (current > computed) {
computed = current;
result = array[index];
}
}
} else {
while (++index < length) {
if (array[index] > result) {
result = array[index];
}
}
}
return result;
@@ -2723,12 +2731,20 @@
length = array ? array.length : 0,
result = computed;
callback = createCallback(callback, thisArg);
while (++index < length) {
var current = callback(array[index], index, array);
if (current < computed) {
computed = current;
result = array[index];
if (callback) {
callback = createCallback(callback, thisArg);
while (++index < length) {
var current = callback(array[index], index, array);
if (current < computed) {
computed = current;
result = array[index];
}
}
} else {
while (++index < length) {
if (array[index] < result) {
result = array[index];
}
}
}
return result;
@@ -2912,11 +2928,18 @@
var low = 0,
high = array ? array.length : low;
callback = createCallback(callback, thisArg);
value = callback(value);
while (low < high) {
var mid = (low + high) >>> 1;
callback(array[mid]) < value ? low = mid + 1 : high = mid;
if (callback) {
callback = createCallback(callback, thisArg);
value = callback(value);
while (low < high) {
var mid = (low + high) >>> 1;
callback(array[mid]) < value ? low = mid + 1 : high = mid;
}
} else {
while (low < high) {
var mid = (low + high) >>> 1;
array[mid] < value ? low = mid + 1 : high = mid;
}
}
return low;
}