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author | Florian Dold <florian.dold@gmail.com> | 2017-12-10 21:51:33 +0100 |
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committer | Florian Dold <florian.dold@gmail.com> | 2017-12-10 21:51:33 +0100 |
commit | 0469abd4a9c9270a1fdc962969e36e63699af8b4 (patch) | |
tree | f9864d4a4148621378958794cbbfdc2393733283 /node_modules/has-value/README.md | |
parent | 6947e79bbc258f7bc96af424ddb71a511f0c15a3 (diff) |
upgrade dependencies
Diffstat (limited to 'node_modules/has-value/README.md')
-rw-r--r-- | node_modules/has-value/README.md | 117 |
1 files changed, 68 insertions, 49 deletions
diff --git a/node_modules/has-value/README.md b/node_modules/has-value/README.md index a927633e5..f9b428c9a 100644 --- a/node_modules/has-value/README.md +++ b/node_modules/has-value/README.md @@ -1,4 +1,4 @@ -# has-value [](https://www.npmjs.com/package/has-value) [](https://npmjs.org/package/has-value) [](https://travis-ci.org/jonschlinkert/has-value) +# has-value [](https://www.npmjs.com/package/has-value) [](https://npmjs.org/package/has-value) [](https://npmjs.org/package/has-value) [](https://travis-ci.org/jonschlinkert/has-value) > Returns true if a value exists, false if empty. Works with deeply nested values using object paths. @@ -7,14 +7,14 @@ Install with [npm](https://www.npmjs.com/): ```sh -$ npm install has-value --save +$ npm install --save has-value ``` **Works for:** * booleans * functions -* numbers (pass `true` as the last arg to treat zero as a value instead of falsey) +* numbers * strings * nulls * object @@ -22,49 +22,57 @@ $ npm install has-value --save ## Usage -Works with nested object paths or a single value: +Works with property values (supports object-path notation, like `foo.bar`) or a single value: ```js var hasValue = require('has-value'); -hasValue({a: {b: {c: 'foo'}}} 'a.b.c'); -//=> true - -hasValue('a'); +hasValue('foo'); +hasValue({foo: 'bar'}, 'foo'); +hasValue({a: {b: {c: 'foo'}}}, 'a.b.c'); //=> true hasValue(''); +hasValue({foo: ''}, 'foo'); //=> false -hasValue(1); -//=> true - hasValue(0); -//=> false - -hasValue(0, true); // pass `true` as the last arg to treat zero as a value -//=> true - -hasValue({a: 'a'}}); +hasValue(1); +hasValue({foo: 0}, 'foo'); +hasValue({foo: 1}, 'foo'); +hasValue({foo: null}, 'foo'); +hasValue({foo: {bar: 'a'}}}, 'foo'); +hasValue({foo: {bar: 'a'}}}, 'foo.bar'); //=> true -hasValue({}}); +hasValue({foo: {}}}, 'foo'); +hasValue({foo: {bar: {}}}}, 'foo.bar'); +hasValue({foo: undefined}, 'foo'); //=> false -hasValue(['a']); -//=> true - hasValue([]); +hasValue([[]]); +hasValue([[], []]); +hasValue([undefined]); +hasValue({foo: []}, 'foo'); //=> false -hasValue(function(foo) {}); // function length/arity +hasValue([0]); +hasValue([null]); +hasValue(['foo']); +hasValue({foo: ['a']}, 'foo'); //=> true -hasValue(function() {}); -//=> false +hasValue(function() {}) +hasValue(function(foo) {}) +hasValue({foo: function(foo) {}}, 'foo'); +hasValue({foo: function() {}}, 'foo'); +//=> true hasValue(true); hasValue(false); +hasValue({foo: true}, 'foo'); +hasValue({foo: false}, 'foo'); //=> true ``` @@ -73,58 +81,69 @@ hasValue(false); To do the opposite and test for empty values, do: ```js -function isEmpty(o, isZero) { +function isEmpty(o) { return !hasValue.apply(hasValue, arguments); } ``` -## Related projects +## Release history -You might also be interested in these projects: +### v1.0.0 -* [get-object](https://www.npmjs.com/package/get-object): Get a property from an object using dot (object path) notation. | [homepage](https://github.com/jonschlinkert/get-object) -* [get-property](https://www.npmjs.com/package/get-property): Get a nested property or its value from an object using simple `a.b.c` paths. | [homepage](https://github.com/jonschlinkert/get-property) -* [get-value](https://www.npmjs.com/package/get-value): Use property paths (`a.b.c`) to get a nested value from an object. | [homepage](https://github.com/jonschlinkert/get-value) -* [set-value](https://www.npmjs.com/package/set-value): Create nested values and any intermediaries using dot notation (`'a.b.c'`) paths. | [homepage](https://github.com/jonschlinkert/set-value) +* `zero` always returns true +* `array` now recurses, so that an array of empty arrays will return `false` +* `null` now returns true -## Contributing +## About -Pull requests and stars are always welcome. For bugs and feature requests, [please create an issue](https://github.com/jonschlinkert/has-value/issues/new). +### Related projects -## Building docs +* [define-property](https://www.npmjs.com/package/define-property): Define a non-enumerable property on an object. | [homepage](https://github.com/jonschlinkert/define-property "Define a non-enumerable property on an object.") +* [get-value](https://www.npmjs.com/package/get-value): Use property paths (`a.b.c`) to get a nested value from an object. | [homepage](https://github.com/jonschlinkert/get-value "Use property paths (`a.b.c`) to get a nested value from an object.") +* [set-value](https://www.npmjs.com/package/set-value): Create nested values and any intermediaries using dot notation (`'a.b.c'`) paths. | [homepage](https://github.com/jonschlinkert/set-value "Create nested values and any intermediaries using dot notation (`'a.b.c'`) paths.") +* [unset-value](https://www.npmjs.com/package/unset-value): Delete nested properties from an object using dot notation. | [homepage](https://github.com/jonschlinkert/unset-value "Delete nested properties from an object using dot notation.") -Generate readme and API documentation with [verb](https://github.com/verbose/verb): +### Contributing -```sh -$ npm install verb && npm run docs -``` +Pull requests and stars are always welcome. For bugs and feature requests, [please create an issue](../../issues/new). + +### Contributors + +| **Commits** | **Contributor** | +| --- | --- | +| 17 | [jonschlinkert](https://github.com/jonschlinkert) | +| 2 | [rmharrison](https://github.com/rmharrison) | + +### Building docs + +_(This project's readme.md is generated by [verb](https://github.com/verbose/verb-generate-readme), please don't edit the readme directly. Any changes to the readme must be made in the [.verb.md](.verb.md) readme template.)_ -Or, if [verb](https://github.com/verbose/verb) is installed globally: +To generate the readme, run the following command: ```sh -$ verb +$ npm install -g verbose/verb#dev verb-generate-readme && verb ``` -## Running tests +### Running tests -Install dev dependencies: +Running and reviewing unit tests is a great way to get familiarized with a library and its API. You can install dependencies and run tests with the following command: ```sh -$ npm install -d && npm test +$ npm install && npm test ``` -## Author +### Author **Jon Schlinkert** * [github/jonschlinkert](https://github.com/jonschlinkert) -* [twitter/jonschlinkert](http://twitter.com/jonschlinkert) +* [twitter/jonschlinkert](https://twitter.com/jonschlinkert) -## License +### License -Copyright © 2016, [Jon Schlinkert](https://github.com/jonschlinkert). -Released under the [MIT license](https://github.com/jonschlinkert/has-value/blob/master/LICENSE). +Copyright © 2017, [Jon Schlinkert](https://github.com/jonschlinkert). +Released under the [MIT License](LICENSE). *** -_This file was generated by [verb](https://github.com/verbose/verb), v, on March 27, 2016._
\ No newline at end of file +_This file was generated by [verb-generate-readme](https://github.com/verbose/verb-generate-readme), v0.6.0, on May 19, 2017._
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