Index: tracing/tracing/base/math/statistics.html |
diff --git a/tracing/tracing/base/math/statistics.html b/tracing/tracing/base/math/statistics.html |
index 256f5f57bd2ca992baebf4ad1fc3ce94c7e82ed1..78c29ce99e0fd70b8e567d375535875088a8708a 100644 |
--- a/tracing/tracing/base/math/statistics.html |
+++ b/tracing/tracing/base/math/statistics.html |
@@ -36,8 +36,6 @@ found in the LICENSE file. |
/* eslint-disable catapult-camelcase */ |
tr.exportTo('tr.b.math', function() { |
- const identity = x => x; |
- |
const Statistics = {}; |
/* Returns the quotient, or zero if the denominator is zero.*/ |
@@ -47,7 +45,7 @@ tr.exportTo('tr.b.math', function() { |
}; |
Statistics.sum = function(ary, opt_func, opt_this) { |
- const func = opt_func || identity; |
+ const func = opt_func || (x => x); |
let ret = 0; |
let i = 0; |
for (const elt of ary) { |
@@ -57,7 +55,7 @@ tr.exportTo('tr.b.math', function() { |
}; |
Statistics.mean = function(ary, opt_func, opt_this) { |
- const func = opt_func || identity; |
+ const func = opt_func || (x => x); |
let sum = 0; |
let i = 0; |
@@ -71,7 +69,7 @@ tr.exportTo('tr.b.math', function() { |
}; |
Statistics.geometricMean = function(ary, opt_func, opt_this) { |
- const func = opt_func || identity; |
+ const func = opt_func || (x => x); |
let i = 0; |
let logsum = 0; |
@@ -91,7 +89,7 @@ tr.exportTo('tr.b.math', function() { |
// Returns undefined if the sum of the weights is zero. |
Statistics.weightedMean = function( |
ary, weightCallback, opt_valueCallback, opt_this) { |
- const valueCallback = opt_valueCallback || identity; |
+ const valueCallback = opt_valueCallback || (x => x); |
let numerator = 0; |
let denominator = 0; |
let i = -1; |
@@ -113,7 +111,7 @@ tr.exportTo('tr.b.math', function() { |
Statistics.variance = function(ary, opt_func, opt_this) { |
if (ary.length === 0) return undefined; |
if (ary.length === 1) return 0; |
- const func = opt_func || identity; |
+ const func = opt_func || (x => x); |
const mean = Statistics.mean(ary, func, opt_this); |
const sumOfSquaredDistances = Statistics.sum( |
ary, |
@@ -132,7 +130,7 @@ tr.exportTo('tr.b.math', function() { |
}; |
Statistics.max = function(ary, opt_func, opt_this) { |
- const func = opt_func || identity; |
+ const func = opt_func || (x => x); |
let ret = -Infinity; |
let i = 0; |
for (const elt of ary) { |
@@ -142,7 +140,7 @@ tr.exportTo('tr.b.math', function() { |
}; |
Statistics.min = function(ary, opt_func, opt_this) { |
- const func = opt_func || identity; |
+ const func = opt_func || (x => x); |
let ret = Infinity; |
let i = 0; |
for (const elt of ary) { |
@@ -152,7 +150,7 @@ tr.exportTo('tr.b.math', function() { |
}; |
Statistics.range = function(ary, opt_func, opt_this) { |
- const func = opt_func || identity; |
+ const func = opt_func || (x => x); |
const ret = new tr.b.math.Range(); |
let i = 0; |
for (const elt of ary) { |
@@ -166,7 +164,7 @@ tr.exportTo('tr.b.math', function() { |
throw new Error('percent must be [0,1]'); |
} |
- const func = opt_func || identity; |
+ const func = opt_func || (x => x); |
const tmp = new Array(ary.length); |
let i = 0; |
for (const elt of ary) { |