19 lines
876 B
CoffeeScript
19 lines
876 B
CoffeeScript
blockList = [ 'BO', 'XK', 'DQ', 'CP', 'NA', 'GT', 'RE', 'TG', 'QD', 'FS', 'JW', 'HU', 'VI', 'AN', 'OB', 'ER', 'FS', 'LY', 'PC', 'ZM' ]
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canMakeWord = (word="") ->
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# Create a shallow clone of the master blockList
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blocks = blockList.slice 0
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# Check if blocks contains letter
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checkBlocks = (letter) ->
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# Loop through every remaining block
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for block, idx in blocks
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# If letter is in block, blocks.splice will return an array, which will evaluate as true
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return blocks.splice idx, 1 if letter.toUpperCase() in block
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false
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# Return true if there are no falsy values
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false not in (checkBlocks letter for letter in word)
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# Expect true, true, false, true, false, true, true, true
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for word in ["A", "BARK", "BOOK", "TREAT", "COMMON", "squad", "CONFUSE", "STORM"]
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console.log word + " -> " + canMakeWord(word)
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