advent-of-code/2020/src/day_loader.nim

22 lines
713 B
Nim

import input_requestor, os, macros, strformat, tables
macro loadDays(): untyped =
var solver_str = "var solvers = {\n"
result = newStmtList()
for day in 1..4:
let module = fmt"day{day}"
if fileExists joinPath("src/", &"{module}.nim"):
result.add parseStmt fmt"from {module} import nil"
# TODO: do I "need" to close these streams?
solver_str = solver_str & &"""
{day}: proc(): tuple[part1: int, part2: int] =
stdout.write "Day {day}: "
(
{module}.part1(getInputFileStreamForDay({day})),
{module}.part2(getInputFileStreamForDay({day}))
),
"""
result.add parseStmt (solver_str & "\n}.newTable()\nexport solvers")
loadDays()