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# read-installed
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Read all the installed packages in a folder, and return a tree
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structure with all the data.
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npm uses this.
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## 2.0.0
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Breaking changes in `2.0.0`:
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The second argument is now an `Object` that contains the following keys:
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* `depth` optional, defaults to Infinity
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* `log` optional log Function
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* `dev` optional, default false, set to true to include devDependencies
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## Usage
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```javascript
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var readInstalled = require("read-installed")
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// optional options
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var options = { dev: false, log: fn, depth: 2 }
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readInstalled(folder, options, function (er, data) {
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...
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})
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```
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