RosettaCodeData/Task/Calendar---for-REAL-program.../Julia/calendar---for-real-program...

58 lines
1.7 KiB
Julia

# IF THIS SMALL FUNCTION IS PLACED IN THE STARTUP.JL
# FILE, IT WILL BE LOADED ON STARTUP. THE REST OF
# THIS EXAMPLE IS IN ALL UPPERCASE.
function RUNUPPERCASECODE(CO)
COD = replace(lowercase(CO), "date" => "Date")
for E in Meta.parse(COD, 1) eval(E) end
end
CODE = """BEGIN
USING DATES;
CENTEROBJECT(X, N) = BEGIN S = UPPERCASE(STRING(X)); RPAD(LPAD(S, DIV(N + LENGTH(S), 2)), N) END;
FUNCTION FORMATMONTH(YR, MO)
DT = DATE(\"\$YR-\$MO-01\");
DAYOFWEEKFIRST = DAYOFWEEK(DT);
NUMWEEKLINES = 1;
STR = UPPERCASE(CENTEROBJECT(MONTHNAME(DT), 20) * \"\\NMO TU WE TH FR SA SU\\N\");
STR *= \" \" ^ (3 * (DAYOFWEEKFIRST - 1)) * LPAD(STRING(1), 2);
FOR I = 2:DAYSINMONTH(DT)
IF (I + DAYOFWEEKFIRST + 5) % 7 == 0
STR *= \"\\N\" * LPAD(I, 2);
NUMWEEKLINES += 1;
ELSE
STR *= LPAD(STRING(I), 3);
END;
END;
STR *= NUMWEEKLINES < 6 ? \"\\N\\N\\N\" : \"\\N\\N\";
ARR = [];
FOR S IN SPLIT(STR, \"\\N\")
PUSH!(ARR, RPAD(S, 20)[1:20])
END;
JOIN(ARR, \"\\N\");
END;
FUNCTION FORMATYEAR(DISPLAYYEAR)
CALMONTHS = [FORMATMONTH(DISPLAYYEAR, MO) FOR MO IN 1:12];
MONTHSPERLINE = 6;
JOINSPACES = 2;
STR = \"\\N\" * CENTEROBJECT(DISPLAYYEAR, 132) * \"\\N\";
MONTHCAL = [SPLIT(FORMATMONTH(DISPLAYYEAR, I), \"\\N\") FOR I IN 1:12];
FOR I IN 1:MONTHSPERLINE:LENGTH(CALMONTHS) - 1
FOR J IN 1:LENGTH(MONTHCAL[1])
MONTHLINES = MAP(X->MONTHCAL[X][J], I:I + MONTHSPERLINE - 1);
STR *= RPAD(JOIN(MONTHLINES, \" \" ^ JOINSPACES), 132) * \"\\N\";
END;
STR *= \"\\N\";
END;
STR;
END;
PRINTLN(FORMATYEAR(1969));
END;
"""
RUNUPPERCASECODE(CODE)