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Diffstat (limited to '')
-rw-r--r-- | src/field.zig | 3 | ||||
-rw-r--r-- | src/stack.zig | 10 |
2 files changed, 13 insertions, 0 deletions
diff --git a/src/field.zig b/src/field.zig index e96a44a..9a12a80 100644 --- a/src/field.zig +++ b/src/field.zig @@ -244,6 +244,9 @@ pub const Field = struct { if (y >= f.y and y < f.y + @intCast(i64, f.lines.items.len)) return f.lines.items[@intCast(usize, y - @intCast(i64, f.y))].get(x); return ' '; } + pub fn getSize(f: Field) [4]i64 { + return [4]i64{ f.x, f.y, @intCast(i64, f.lx), @intCast(i64, f.lines.items.len) }; + } fn init(allocator: std.mem.Allocator) !*Field { var f = try allocator.create(Field); errdefer allocator.destroy(f); diff --git a/src/stack.zig b/src/stack.zig index e02cb20..09edd2e 100644 --- a/src/stack.zig +++ b/src/stack.zig @@ -147,6 +147,16 @@ pub const Stack = struct { const emptyResult2 = [_]i64{ 4, 5 }; try std.testing.expectEqualSlices(i64, empty.data.items, emptyResult2[0..]); } + pub fn yCommandPick(self: *Stack, n: usize, h: usize) !void { + if (n > self.data.items.len) { + self.data.items.len = 1; + self.data.items[0] = 0; + } else { + const v = self.data.items[self.data.items.len - n]; + self.data.items.len = h; + try self.push(v); + } + } }; test "all" { |