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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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## 1.0.0
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Breaking changes in `1.0.0`:
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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, dev=true to mark devDeps as extraneous
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## Usage
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```javascript
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var readInstalled = require("read-installed")
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readInstalled(folder, { depth, log, dev }, function (er, data) {
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...
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})
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```
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