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40 lines
1.1 KiB
TypeScript
40 lines
1.1 KiB
TypeScript
// Loaded from https://deno.land/x/ramda@v0.27.2/source/internal/_xdropLastWhile.js
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import _curry2 from './_curry2.js';
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import _reduce from './_reduce.js';
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import _xfBase from './_xfBase.js';
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function XDropLastWhile(fn, xf) {
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this.f = fn;
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this.retained = [];
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this.xf = xf;
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}
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XDropLastWhile.prototype['@@transducer/init'] = _xfBase.init;
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XDropLastWhile.prototype['@@transducer/result'] = function(result) {
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this.retained = null;
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return this.xf['@@transducer/result'](result);
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};
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XDropLastWhile.prototype['@@transducer/step'] = function(result, input) {
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return this.f(input)
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? this.retain(result, input)
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: this.flush(result, input);
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};
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XDropLastWhile.prototype.flush = function(result, input) {
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result = _reduce(
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this.xf['@@transducer/step'],
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result,
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this.retained
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);
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this.retained = [];
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return this.xf['@@transducer/step'](result, input);
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};
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XDropLastWhile.prototype.retain = function(result, input) {
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this.retained.push(input);
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return result;
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};
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var _xdropLastWhile = _curry2(function _xdropLastWhile(fn, xf) { return new XDropLastWhile(fn, xf); });
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export default _xdropLastWhile;
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