!7

// We can parse and evaluate ALL THIS:

sS stuffToParse = [[
  1
  1 - 2
  1 - 2 - 3
  1 - (2 - 3)
  -5 - 4
  (4 - 3) - 2
  100 / (10 * 2)
  100 / 10 / 10
]];

sS concepts = [[
  // ...just by giving a few parsing concepts (w/increasing binding power):
  
  ["jcnbmtmfzktxhzyf", "X + Y"],
  ["jxcubqjtqykhfvyo", "X - Y", "as in minus"],
  ["erdirznfvsrbtfns", "X / Y", "division"],
  ["bwqhmnorjpyomdbv", "X * Y", "multiplication"],
  
  // ...and a bit of meta-level stuff:
  ["mcoswmplpqlieruo", "(X)"],
  ["olphazqzxxnvtjcx", "X evaluates through standard function Y."],
  ["wwaprwlmqzqeaikp", "A leaf satisfying standard function X evaluates through standard function Y."],
  ["hkihrqgdlkdayxzn", "X is just bracketing."],
]];

// ...and finally linking everything together by relating concepts
// to JavaX standard functions.

sS statements = [[
  olphazqzxxnvtjcx jcnbmtmfzktxhzyf "plus"
  olphazqzxxnvtjcx jxcubqjtqykhfvyo "minus"
  olphazqzxxnvtjcx bwqhmnorjpyomdbv "multiply"
  olphazqzxxnvtjcx erdirznfvsrbtfns "divide"
  hkihrqgdlkdayxzn mcoswmplpqlieruo
  wwaprwlmqzqeaikp "isInteger" "bigint"
]];

// The rest is boilerplate.

p-tt {
  centerHigherConsole();
  testLispEval(concepts, statements, stuffToParse);
}

Began life as a copy of #1007981