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module.exports = function (rows_, opts) {
if (!opts) opts = {};
var hsep = opts.hsep === undefined ? ' ' : opts.hsep;
var align = opts.align || [];
var stringLength = opts.stringLength
|| function (s) { return String(s).length; }
;
var dotsizes = reduce(rows_, function (acc, row) {
forEach(row, function (c, ix) {
var n = dotindex(c);
if (!acc[ix] || n > acc[ix]) acc[ix] = n;
});
return acc;
}, []);
var rows = map(rows_, function (row) {
return map(row, function (c_, ix) {
var c = String(c_);
if (align[ix] === '.') {
var index = dotindex(c);
var size = dotsizes[ix] + (/\./.test(c) ? 1 : 2)
- (stringLength(c) - index)
;
return c + Array(size).join(' ');
}
else return c;
});
});
var sizes = reduce(rows, function (acc, row) {
forEach(row, function (c, ix) {
var n = stringLength(c);
if (!acc[ix] || n > acc[ix]) acc[ix] = n;
});
return acc;
}, []);
return map(rows, function (row) {
return map(row, function (c, ix) {
var n = (sizes[ix] - stringLength(c)) || 0;
var s = Array(Math.max(n + 1, 1)).join(' ');
if (align[ix] === 'r' || align[ix] === '.') {
return s + c;
}
if (align[ix] === 'c') {
return Array(Math.ceil(n / 2 + 1)).join(' ')
+ c + Array(Math.floor(n / 2 + 1)).join(' ')
;
}
return c + s;
}).join(hsep).replace(/\s+$/, '');
}).join('\n');
};
function dotindex (c) {
var m = /\.[^.]*$/.exec(c);
return m ? m.index + 1 : c.length;
}
function reduce (xs, f, init) {
if (xs.reduce) return xs.reduce(f, init);
var i = 0;
var acc = arguments.length >= 3 ? init : xs[i++];
for (; i < xs.length; i++) {
f(acc, xs[i], i);
}
return acc;
}
function forEach (xs, f) {
if (xs.forEach) return xs.forEach(f);
for (var i = 0; i < xs.length; i++) {
f.call(xs, xs[i], i);
}
}
function map (xs, f) {
if (xs.map) return xs.map(f);
var res = [];
for (var i = 0; i < xs.length; i++) {
res.push(f.call(xs, xs[i], i));
}
return res;
}
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