23 lines
484 B
JavaScript
23 lines
484 B
JavaScript
'use strict';
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var atoa = require('atoa');
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var once = require('./once');
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var errored = require('./errored');
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var debounce = require('./debounce');
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module.exports = function waterfall (steps, done) {
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var d = once(done);
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function next () {
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var args = atoa(arguments);
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var step = steps.shift();
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if (step) {
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if (errored(args, d)) { return; }
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args.push(once(next));
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debounce(step, args);
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} else {
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debounce(d, arguments);
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}
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}
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next();
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};
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