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kitcat-dev/partialApply.js

Created August 28, 2019 07:56
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  1. kitcat-dev created this gist Aug 28, 2019.
    17 changes: 17 additions & 0 deletions partialApply.js
    View file
    Original file line number Diff line number Diff line change
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    const partialApply = (fn, arg1) => (arg2, arg3) => fn(arg1, arg2, arg3);

    const getAverageSalary = (profession, country) => {
    if (profession === 'programmer') {
    if (country === 'spain') return 2000;
    if (country === 'russia') return 1200;
    if (country === 'usa') return 8000;
    }
    }

    const getProgrammersSalaryByCountry = partialApply(getAverageSalary, 'programmer');

    const salary1 = getProgrammersSalaryByCountry('spain');
    const salary2 = getProgrammersSalaryByCountry('russia');
    const salary3 = getProgrammersSalaryByCountry('usa');

    console.log(salary1, salary2, salary3)