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authorFlorian Dold <florian.dold@gmail.com>2018-09-20 02:56:13 +0200
committerFlorian Dold <florian.dold@gmail.com>2018-09-20 02:56:13 +0200
commitbbff7403fbf46f9ad92240ac213df8d30ef31b64 (patch)
treec58400ec5124da1c7d56b01aea83309f80a56c3b /node_modules/fbjs/lib/countDistinct.js.flow
parent003fb34971cf63466184351b4db5f7c67df4f444 (diff)
update packages
Diffstat (limited to 'node_modules/fbjs/lib/countDistinct.js.flow')
-rw-r--r--node_modules/fbjs/lib/countDistinct.js.flow31
1 files changed, 0 insertions, 31 deletions
diff --git a/node_modules/fbjs/lib/countDistinct.js.flow b/node_modules/fbjs/lib/countDistinct.js.flow
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--- a/node_modules/fbjs/lib/countDistinct.js.flow
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-/**
- * Copyright (c) 2013-present, Facebook, Inc.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * @providesModule countDistinct
- * @flow
- */
-
-'use strict';
-
-var Set = require('./Set');
-
-var emptyFunction = require('./emptyFunction');
-
-/**
- * Returns the count of distinct elements selected from an array.
- */
-function countDistinct<T1, T2>(iter: Iterable<T1>, selector: (item: T1) => T2): number {
- selector = selector || emptyFunction.thatReturnsArgument;
-
- var set = new Set();
- for (var val of iter) {
- set.add(selector(val));
- }
-
- return set.size;
-}
-
-module.exports = countDistinct; \ No newline at end of file