From ee6c6e975dabc6c14f7e8e62e2de1551a431cc7a Mon Sep 17 00:00:00 2001
From: Christian Segundo
Date: Sat, 3 Dec 2022 19:28:32 +0100
Subject: refactor to use a meta test

---
 day-1/main.zig   | 39 +++++++++++++++++++++++++++++----------
 day-1/main_1.zig | 34 ----------------------------------
 2 files changed, 29 insertions(+), 44 deletions(-)
 delete mode 100644 day-1/main_1.zig

(limited to 'day-1')

diff --git a/day-1/main.zig b/day-1/main.zig
index fa89e3f..0af8162 100644
--- a/day-1/main.zig
+++ b/day-1/main.zig
@@ -1,14 +1,8 @@
 const std = @import("std");
-const slurp = @import("util/file.zig").slurp;
+const min_idx = @import("util/mem.zig").min_idx;
 
-var gpa = std.heap.GeneralPurposeAllocator(.{}){};
-const allocator = gpa.allocator();
-
-pub fn main() !void {
-    const file_buffer = try slurp(allocator, "./input");
-    defer allocator.free(file_buffer);
-
-    var iter = std.mem.split(u8, file_buffer, "\n");
+pub fn puzzle_1(input: []u8) !i32 {
+    var iter = std.mem.split(u8, input, "\n");
     var count: i32 = 0;
     var max: i32 = 0;
 
@@ -23,5 +17,30 @@ pub fn main() !void {
         }
     }
 
-    std.debug.print("{d}\n", .{max});
+    return max;
+}
+
+pub fn puzzle_2(input: []u8) !i32 {
+    var iter = std.mem.split(u8, input, "\n");
+    var count: i32 = 0;
+    var max: [3]i32 = std.mem.zeroes([3]i32);
+
+    while (iter.next()) |line| {
+        if (line.len == 0) {
+            const lowest_u = min_idx(i32, &max);
+            if (count > max[lowest_u]) {
+                max[lowest_u] = count;
+            }
+            count = 0;
+        } else {
+            count += try std.fmt.parseInt(i32, line, 0);
+        }
+    }
+
+    count = 0;
+    for (max) |v| {
+        count += v;
+    }
+
+    return count;
 }
diff --git a/day-1/main_1.zig b/day-1/main_1.zig
deleted file mode 100644
index 5e502d3..0000000
--- a/day-1/main_1.zig
+++ /dev/null
@@ -1,34 +0,0 @@
-const std = @import("std");
-const slurp = @import("util/file.zig").slurp;
-const min_idx = @import("util/mem.zig").min_idx;
-
-var gpa = std.heap.GeneralPurposeAllocator(.{}){};
-const allocator = gpa.allocator();
-
-pub fn main() !void {
-    const file_buffer = try slurp(allocator, "./input");
-    defer allocator.free(file_buffer);
-
-    var iter = std.mem.split(u8, file_buffer, "\n");
-    var count: i32 = 0;
-    var max: [3]i32 = std.mem.zeroes([3]i32);
-
-    while (iter.next()) |line| {
-        if (line.len == 0) {
-            const lowest_u = min_idx(i32, &max);
-            if (count > max[lowest_u]) {
-                max[lowest_u] = count;
-            }
-            count = 0;
-        } else {
-            count += try std.fmt.parseInt(i32, line, 0);
-        }
-    }
-
-    count = 0;
-    for (max) |v| {
-        count += v;
-    }
-
-    std.debug.print("{d}\n", .{count});
-}
-- 
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