aoc/node_modules/yn/lenient.js

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2022-12-03 22:11:42 +00:00
'use strict';
const YES_MATCH_SCORE_THRESHOLD = 2;
const NO_MATCH_SCORE_THRESHOLD = 1.25;
const yMatch = new Map([
[5, 0.25],
[6, 0.25],
[7, 0.25],
['t', 0.75],
['y', 1],
['u', 0.75],
['g', 0.25],
['h', 0.25],
['j', 0.25]
]);
const eMatch = new Map([
[2, 0.25],
[3, 0.25],
[4, 0.25],
['w', 0.75],
['e', 1],
['r', 0.75],
['s', 0.25],
['d', 0.25],
['f', 0.25]
]);
const sMatch = new Map([
['q', 0.25],
['w', 0.25],
['e', 0.25],
['a', 0.75],
['s', 1],
['d', 0.75],
['z', 0.25],
['x', 0.25],
['c', 0.25]
]);
const nMatch = new Map([
['h', 0.25],
['j', 0.25],
['k', 0.25],
['b', 0.75],
['n', 1],
['m', 0.75]
]);
const oMatch = new Map([
[9, 0.25],
[0, 0.25],
['i', 0.75],
['o', 1],
['p', 0.75],
['k', 0.25],
['l', 0.25]
]);
function getYesMatchScore(value) {
const [y, e, s] = value;
let score = 0;
if (yMatch.has(y)) {
score += yMatch.get(y);
}
if (eMatch.has(e)) {
score += eMatch.get(e);
}
if (sMatch.has(s)) {
score += sMatch.get(s);
}
return score;
}
function getNoMatchScore(value) {
const [n, o] = value;
let score = 0;
if (nMatch.has(n)) {
score += nMatch.get(n);
}
if (oMatch.has(o)) {
score += oMatch.get(o);
}
return score;
}
module.exports = (input, options) => {
if (getYesMatchScore(input) >= YES_MATCH_SCORE_THRESHOLD) {
return true;
}
if (getNoMatchScore(input) >= NO_MATCH_SCORE_THRESHOLD) {
return false;
}
return options.default;
};