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0-source.liz

(defn sum ((xs))
  "Returns the sum of all elements in xs."
  (foldl + 0 xs))

1-compiled.js

evaluate({ 
  head: lookup('defn', world),
  tail: { 
    head: "sum", 
    tail: {
      head: { 
        head: { 
          head: "xs", 
          tail: nil },
        tail: nil },
      tail: { 
        head: { 
          tag: "string", 
          value: "Returns the sum of all elements in xs." },
        tail: { 
          head: { 
            head: "foldl", 
            tail: { 
              head: "+", 
              tail: { 
                head: 0, 
                tail: { 
                  head: "xs", 
                  tail: nil } } } },
          tail: nil } } } } }, 
world);