Files
odin-project-solutions/substrings.rb

25 lines
615 B
Ruby

def substrings(str_input, dictionary)
unless str_input.is_a?(String) and dictionary.is_a?(Array)
raise TypeError("Invalid type provided")
end
result = {}
all_words = str_input.downcase.gsub(/[^0-9a-z ]/i, '').split(" ")
dictionary.each do |key|
all_words.each do |word|
if word.include?(key.downcase)
result[key] = result.has_key?(key) ? result[key] + 1 : 1
end
end
end
result
end
dictionary = ["below","down","go","going","horn","how","howdy","it","i","low","own","part","partner","sit"]
print substrings("Howdy partner, sit down! How's it going?", dictionary)