js-slang/dist/stdlib/stream.js

Javascript-based implementations of Source, written in Typescript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.stream = stream;
exports.list_to_stream = list_to_stream;
const list_1 = require("./list");
/**
 * Makes a Stream out of its arguments\
 * LOW-LEVEL FUNCTION, NOT SOURCE
 */
function stream(...elements) {
    if (elements.length === 0)
        return null;
    const [item, ...rest] = elements;
    return (0, list_1.pair)(item, () => stream(...rest));
}
// same as list_to_stream in stream.prelude.ts
function list_to_stream(xs) {
    return (0, list_1.is_null)(xs) ? null : (0, list_1.pair)((0, list_1.head)(xs), () => list_to_stream((0, list_1.tail)(xs)));
}
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