var fonts = {
    Roboto: {
        normal: 'fonts/Roboto-Regular.ttf',
        bold: 'fonts/Roboto-Medium.ttf',
        italics: 'fonts/Roboto-Italic.ttf',
        bolditalics: 'fonts/Roboto-.ttf',
    }
};

var pdfMake = require('pdfmake/build/pdfmake.js');
var pdfFonts = require('pdfmake/build/vfs_fonts.js');
pdfMake.vfs = pdfFonts.pdfMake.vfs;

function table(course) {
    return {
        widths: [100, 300],
        headerRows: 2,
        body: [
            [{text: `${course.code} ${course.title}`, bold: true, colSpan: 2, alignment: 'center'}, {}],
            ['Seccion', 'Profesor'],
        ].concat( course.sections.map( function(section) {
            if (section.hasOwnProperty('professors')) {
                return [section.code, section.professors.map( function (professor) {
                    return professor.first_name + ' ' + professor.last_name;
                })];
            } else {
                return [section.code, ''];
            }
        }))
    }
}
var docDef = {
    content: [
        {text: `Horario BIOL ${data.alpha}`, style: 'header'},
        {text: 'sujeto a cambios', style: 'header', fontSize: 18},
    ].concat( data.courses.map( function(course) {
        return {
            style: 'tableStyle',
            alignment: 'center',
            table: table(course)
        }
    })),
    styles: {
        header: {
            fontSize: 22,
            bold: true,
            alignment: 'center',
        },
        tableStyle: {
            margin: [50,10,0,15]
        },
    }

};

pdfMake.createPdf(docDef).download();
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