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29 lines
1.1 KiB
CoffeeScript
29 lines
1.1 KiB
CoffeeScript
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LocalMongo = module.exports
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LocalMongo.doQuerySelector = (value, operatorObj) ->
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for operator, body of operatorObj
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switch operator
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when '$gt' then return false unless value > body
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when '$gte' then return false unless value >= body
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when '$in' then return false unless value in body
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when '$lt' then return false unless value < body
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when '$lte' then return false unless value <= body
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when '$ne' then return false unless value != body
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when '$nin' then return false if value in body
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true
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LocalMongo.doLogicalOperator = (target, operatorObj) ->
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for operator, body of operatorObj
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switch operator
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when '$or' then return false unless _.reduce body (res, query) -> res or matchesQuery target x
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when '$and' then return false unless _.reduce body (res, query) -> res and matchesQuery target query
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#when '$not' then return false if
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LocalMongo.matchesQuery = (target, query) ->
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for key, value of query
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return false unless key in target
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if typeof value != 'object'
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return false unless target[key] == value
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else return false unless doQuerySelector value query[key]
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