Method: Gem::Net::HTTPHeader#initialize_http_header

Defined in:

lib/rubygems/net-http/lib/net/http/header.rb

#initialize_http_header(initheader) ⇒ Object

:nodoc:

# File 'lib/rubygems/net-http/lib/net/http/header.rb', line 185

def initialize_http_header(initheader) #:nodoc:
  @header = {}
  return unless initheader
  initheader.each do |key, value|
    warn "net/http: duplicated HTTP header: #{key}", uplevel: 3 if key?(key) and $VERBOSE
    if value.nil?
      warn "net/http: nil HTTP header: #{key}", uplevel: 3 if $VERBOSE
    else
      value = value.strip # raise error for invalid byte sequences
      if key.to_s.bytesize > MAX_KEY_LENGTH
        raise ArgumentError, "too long (#{key.bytesize} bytes) header: #{key[0, 30].inspect}..."
      end
      if value.to_s.bytesize > MAX_FIELD_LENGTH
        raise ArgumentError, "header #{key} has too long field value: #{value.bytesize}"
      end
      if value.count("\r\n") > 0
        raise ArgumentError, "header #{key} has field value #{value.inspect}, this cannot include CR/LF"
      end
      @header[key.downcase.to_s] = [value]
    end
  end
end