dsp-collection/utils/MiscUtils.js

A collection of JavaScript modules for digital signal processing (written in TypeScript)

export function assert(cond) {
    if (!cond) {
        throw new Error("Assertion failed.");
    }
}
export function createMapBackedFunction(f) {
    const map = new Map();
    return function (x) {
        let y = map.get(x);
        if (y !== undefined) {
            return y;
        }
        y = f(x);
        if (y === undefined) {
            return y;
        }
        map.set(x, y);
        return y;
    };
}
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