add day 5

1 files changed, 64 insertions, 51 deletions

diff --git a/main.zig b/main.zig
index 6609a2f..3d0ecb4 100644
--- a/main.zig
+++ b/main.zig
@@ -1,10 +1,72 @@
 const std = @import("std");
+const Result = @import("util/aoc.zig").Result;
+
+const t = [_]struct {
+    day: type,
+    expect: []const Result,
+    input: []const u8,
+}{
+    .{ .day = @import("day_01.zig"), .input = @embedFile("inputs/day_01"), .expect = &[_]Result{ .{ .int = 69912 }, .{ .int = 208180 } } },
+    .{ .day = @import("day_02.zig"), .input = @embedFile("inputs/day_02"), .expect = &[_]Result{ .{ .int = 12855 }, .{ .int = 13726 } } },
+    .{ .day = @import("day_03.zig"), .input = @embedFile("inputs/day_03"), .expect = &[_]Result{ .{ .int = 8039 }, .{ .int = 2510 } } },
+    .{ .day = @import("day_04.zig"), .input = @embedFile("inputs/day_04"), .expect = &[_]Result{ .{ .int = 483 }, .{ .int = 874 } } },
+    .{ .day = @import("day_05.zig"), .input = @embedFile("inputs/day_05"), .expect = &[_]Result{ .{ .string = "SHMSDGZVC" }, .{ .string = "VRZGHDFBQ" } } },
+};
+
+pub fn main() !void {
+    var arena = std.heap.ArenaAllocator.init(std.heap.page_allocator);
+    defer arena.deinit();
+    const allocator = arena.allocator();
+    return run_all(allocator);
+}
 
 test {
     std.testing.refAllDecls(@This());
 }
 
-fn solve(allocator: std.mem.Allocator, puzzle: anytype, input: []const u8) !i32 {
+fn run_all(allocator: std.mem.Allocator) !void {
+    inline for (t) |aoc_day, day| {
+        std.debug.print("\n", .{});
+        inline for (aoc_day.expect) |expect, idx| {
+            const fn_name = comptimePrint("puzzle_{d}", .{idx + 1});
+            const puzzle = @field(aoc_day.day, fn_name);
+            const start_time = try std.time.Instant.now();
+
+            const result = try solve(
+                allocator,
+                puzzle,
+                aoc_day.input[0 .. aoc_day.input.len - 1], // remove the last '^\n$'
+            );
+            defer result.deinit(allocator);
+
+            const end_time = try std.time.Instant.now();
+            const elapsed_us = end_time.since(start_time) / std.time.ns_per_us;
+
+            std.debug.print("day={d}, input_bytes={d}, time={d}µs, ", .{
+                day + 1,
+                aoc_day.input.len,
+                elapsed_us,
+            });
+
+            switch (result) {
+                .string => |s| std.debug.print("puzzle_{d}={s}", .{ idx + 1, s }),
+                .int => |i| std.debug.print("puzzle_{d}={d}", .{ idx + 1, i }),
+            }
+
+            if (!expect.cmp(result)) {
+                switch (expect) {
+                    .string => |s| std.debug.print(", expected={s}\n", .{s}),
+                    .int => |i| std.debug.print(", expected={d}\n", .{i}),
+                }
+                return error.UnexpectedValue;
+            }
+
+            std.debug.print("\n", .{});
+        }
+    }
+}
+
+fn solve(allocator: std.mem.Allocator, puzzle: anytype, input: []const u8) !Result {
     return blk: {
         switch (@typeInfo(@TypeOf(puzzle))) {
             .Fn => |f| {
@@ -39,56 +101,7 @@ inline fn comptimePrint(comptime fmt: []const u8, args: anytype) *const [std.fmt
 }
 
 test "test" {
-    const t = [_]struct {
-        day: type,
-        expect: []const i32,
-        input: []const u8,
-    }{
-        .{ .day = @import("day-1/main.zig"), .input = @embedFile("day-1/input"), .expect = &[_]i32{ 69912, 208180 } },
-        .{ .day = @import("day-2/main.zig"), .input = @embedFile("day-2/input"), .expect = &[_]i32{ 12855, 13726 } },
-        .{ .day = @import("day-3/main.zig"), .input = @embedFile("day-3/input"), .expect = &[_]i32{ 8039, 2510 } },
-        .{ .day = @import("day-4/main.zig"), .input = @embedFile("day-4/input"), .expect = &[_]i32{ 483, 874 } },
-    };
-
     std.debug.print("\n", .{});
-
-    inline for (t) |aoc_day, day| {
-        std.debug.print("\n", .{});
-        inline for (aoc_day.expect) |expected, idx| {
-            const fn_name = comptimePrint("puzzle_{d}", .{idx + 1});
-            const puzzle = @field(aoc_day.day, fn_name);
-            const start_time = try std.time.Instant.now();
-
-            const result = try solve(
-                testing_allocator,
-                puzzle,
-                aoc_day.input[0 .. aoc_day.input.len - 1], // remove the last '^\n$'
-            );
-
-            const end_time = try std.time.Instant.now();
-            const elapsed_us = end_time.since(start_time) / std.time.ns_per_us;
-
-            if (result == expected) {
-                std.debug.print("day={d}, puzzle_{d}={d}, input_bytes={d}, time={d}µs\n", .{
-                    day + 1,
-                    idx + 1,
-                    result,
-                    aoc_day.input.len,
-                    elapsed_us,
-                });
-            } else {
-                std.debug.print("day={d}, puzzle_{d}={d}, input_bytes={d}, time={d}µs, expected={d}\n", .{
-                    day + 1,
-                    idx + 1,
-                    result,
-                    aoc_day.input.len,
-                    elapsed_us,
-                    expected,
-                });
-                return error.UnexpectedValue;
-            }
-        }
-    }
-
+    try run_all(testing_allocator);
     std.debug.print("\n", .{});
 }