chrono-node/src/locales/pt/constants.ts

A natural language date parser in Javascript

export const WEEKDAY_DICTIONARY: { [word: string]: number } = {
    "domingo": 0,
    "dom": 0,
    "segunda": 1,
    "segunda-feira": 1,
    "seg": 1,
    "terça": 2,
    "terça-feira": 2,
    "ter": 2,
    "quarta": 3,
    "quarta-feira": 3,
    "qua": 3,
    "quinta": 4,
    "quinta-feira": 4,
    "qui": 4,
    "sexta": 5,
    "sexta-feira": 5,
    "sex": 5,
    "sábado": 6,
    "sabado": 6,
    "sab": 6,
};

export const MONTH_DICTIONARY: { [word: string]: number } = {
    "janeiro": 1,
    "jan": 1,
    "jan.": 1,
    "fevereiro": 2,
    "fev": 2,
    "fev.": 2,
    "março": 3,
    "mar": 3,
    "mar.": 3,
    "abril": 4,
    "abr": 4,
    "abr.": 4,
    "maio": 5,
    "mai": 5,
    "mai.": 5,
    "junho": 6,
    "jun": 6,
    "jun.": 6,
    "julho": 7,
    "jul": 7,
    "jul.": 7,
    "agosto": 8,
    "ago": 8,
    "ago.": 8,
    "setembro": 9,
    "set": 9,
    "set.": 9,
    "outubro": 10,
    "out": 10,
    "out.": 10,
    "novembro": 11,
    "nov": 11,
    "nov.": 11,
    "dezembro": 12,
    "dez": 12,
    "dez.": 12,
};

//-----------------------------
// 88 p. Chr. n.
// 234 AC
export const YEAR_PATTERN = "[0-9]{1,4}(?![^\\s]\\d)(?:\\s*[a|d]\\.?\\s*c\\.?|\\s*a\\.?\\s*d\\.?)?";
export function parseYear(match: string): number {
    if (match.match(/^[0-9]{1,4}$/)) {
        let yearNumber = parseInt(match);
        if (yearNumber < 100) {
            if (yearNumber > 50) {
                yearNumber = yearNumber + 1900;
            } else {
                yearNumber = yearNumber + 2000;
            }
        }
        return yearNumber;
    }

    if (match.match(/a\.?\s*c\.?/i)) {
        match = match.replace(/a\.?\s*c\.?/i, "");
        return -parseInt(match);
    }

    return parseInt(match);
}