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# File 'lib/simple_validator.rb', line 2
def check_hash(hash, constraints, cast=false)
raise ArgumentError unless hash.is_a?(Hash)
check_hash_constraints(constraints)
unknown = []
missing = []
invalid = []
constraints[:required].each do |constraint|
if hash.has_key?(constraint[:key])
if cast
if check_cast(hash[constraint[:key]], constraint[:type])
invalid << constraint[:key]
end
elsif !hash[constraint[:key]].is_a?(constraint[:type])
invalid << constraint[:key]
end
else
missing << constraint[:key]
end
end
hash.each_key do |key|
required = constraints[:required].any? { |constraint| key.to_sym == constraint[:key] }
optional = constraints[:optional].any? { |constraint| key.to_sym == constraint[:key] }
if !required && !optional
unknown << key
end
end
case
when !invalid.empty? && !unknown.empty? && !missing.empty?
{ :invalid => invalid, :unknown => unknown, :missing => missing }
when !invalid.empty? && !unknown.empty?
{ :invalid => invalid, :unknown => unknown }
when !invalid.empty? && !missing.empty?
{ :invalid => invalid, :missing => missing }
when !unknown.empty? && !missing.empty?
{ :unknown => unknown, :missing => missing }
when !unknown.empty?
{ :unknown => unknown }
when !missing.empty?
{ :missing => missing }
when !invalid.empty?
{ :invalid => invalid }
end
end
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