git ssb

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var isObservable = require('./is-observable')
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var resolve = require('./resolve')
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module.exports = function forEachPair (source, fn) {
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  if (source) {
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    if (isObservable(source) && source.keys && source.get) {
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      resolve(source.keys).forEach(function (key) {
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        fn(key, source.get(key))
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      })
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    } else {
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      var values = resolve(source)
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      if (values) {
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        Object.keys(values).forEach(function (key) {
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          fn(key, values[key])
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        })
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      }
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    }
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  }
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}
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