root / HServer / 00.Server / 00.Program / node_modules / inherits / README.md
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| 1 | 39 | HKM | Browser-friendly inheritance fully compatible with standard node.js |
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| 2 | [inherits](http://nodejs.org/api/util.html#util_util_inherits_constructor_superconstructor). |
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| 3 | |||
| 4 | This package exports standard `inherits` from node.js `util` module in |
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| 5 | node environment, but also provides alternative browser-friendly |
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| 6 | implementation through [browser |
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| 7 | field](https://gist.github.com/shtylman/4339901). Alternative |
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| 8 | implementation is a literal copy of standard one located in standalone |
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| 9 | module to avoid requiring of `util`. It also has a shim for old |
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| 10 | browsers with no `Object.create` support. |
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| 11 | |||
| 12 | While keeping you sure you are using standard `inherits` |
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| 13 | implementation in node.js environment, it allows bundlers such as |
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| 14 | [browserify](https://github.com/substack/node-browserify) to not |
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| 15 | include full `util` package to your client code if all you need is |
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| 16 | just `inherits` function. It worth, because browser shim for `util` |
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| 17 | package is large and `inherits` is often the single function you need |
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| 18 | from it. |
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| 19 | |||
| 20 | It's recommended to use this package instead of |
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| 21 | `require('util').inherits` for any code that has chances to be used
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| 22 | not only in node.js but in browser too. |
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| 24 | ## usage |
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| 26 | ```js |
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| 27 | var inherits = require('inherits');
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| 28 | // then use exactly as the standard one |
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| 29 | ``` |
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| 30 | |||
| 31 | ## note on version ~1.0 |
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| 33 | Version ~1.0 had completely different motivation and is not compatible |
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| 34 | neither with 2.0 nor with standard node.js `inherits`. |
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| 35 | |||
| 36 | If you are using version ~1.0 and planning to switch to ~2.0, be |
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| 37 | careful: |
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| 38 | |||
| 39 | * new version uses `super_` instead of `super` for referencing |
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| 40 | superclass |
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| 41 | * new version overwrites current prototype while old one preserves any |
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| 42 | existing fields on it |