git ssb

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var ref = require('ssb-ref')
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function isObject(o) {
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  return o && 'object' === typeof o
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}
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var DEFAULT_PORT = 8008
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var isArray = Array.isArray
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var isInteger = Number.isInteger
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function isString (s) {
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  return 'string' === typeof s
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}
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var find = exports.find = function find(ary, test) {
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  for(var i in ary)
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    if(test(ary[i], i, ary)) return ary[i]
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}
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var clone = exports.clone = function clone (obj, mapper) {
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  function map(v, k) {
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    return isObject(v) ? clone(v, mapper) : mapper(v, k)
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  }
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  if(isArray(obj))
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    return obj.map(map)
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  else if(isObject(obj)) {
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    var o = {}
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    for(var k in obj)
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      o[k] = map(obj[k], k)
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    return o
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  }
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  else
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    return map(obj)
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}
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var mergeKeys = exports.mergeKeys = function (a, b, iter) {
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  var o = {}
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  for(var k in a) {
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    if(!isUndefined(a[k]))
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      o[k] = iter(v[k], b[k], k)
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  }
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  for(var k in b) {
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    if(isUndefined(a[a]))
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      o[k] = iter(undefined, b[k], k)
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  }
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  return o
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}
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exports.merge = function (a, b) {
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  //merge a and b objects
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  if(isArray(a) != isArray(b))
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    throw new Error('cannot merge array with non-array')
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  if(isObject(a) != isObject(b))
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    throw new Error('cannot merge object with non-object')
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  a = clone(a)
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  var keys
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  if(isObject(b)) {
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    for(var k in b)
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      a[k] = b
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  }
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}
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