56 lines
1.5 KiB
Ruby
56 lines
1.5 KiB
Ruby
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module CouchRest
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module Validation
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##
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#
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# @author Guy van den Berg
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# @since 0.9
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class ContextualValidators
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def dump
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contexts.each_pair do |key, context|
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puts "Key=#{key} Context: #{context}"
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end
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end
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# Get a hash of named context validators for the resource
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#
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# @return <Hash> a hash of validators <GenericValidator>
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def contexts
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@contexts ||= {}
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end
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# Return an array of validators for a named context
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#
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# @return <Array> An array of validators
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def context(name)
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contexts[name] ||= []
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end
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# Clear all named context validators off of the resource
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#
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def clear!
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contexts.clear
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end
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# Execute all validators in the named context against the target
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#
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# @param <Symbol> named_context the context we are validating against
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# @param <Object> target the resource that we are validating
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# @return <Boolean> true if all are valid, otherwise false
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def execute(named_context, target)
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raise(ArgumentError, 'invalid context specified') if !named_context || (contexts.length > 0 && !contexts[named_context])
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target.errors.clear!
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result = true
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context(named_context).each do |validator|
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next unless validator.execute?(target)
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result = false unless validator.call(target)
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end
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result
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end
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end # module ContextualValidators
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end # module Validation
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end # module CouchRest
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