From f6bf94af1328311e394c68c0eac61d5cca9f0e67 Mon Sep 17 00:00:00 2001
From: Meghan Denny <hello@nektro.net>
Date: Sat, 21 Jun 2025 18:54:38 -0700
Subject: [PATCH] add omit

---
 src/lib.zig  |  1 +
 src/omit.zig | 25 +++++++++++++++++++++++++
 2 files changed, 26 insertions(+)
 create mode 100644 src/omit.zig

diff --git a/src/lib.zig b/src/lib.zig
index 35322712a34bcf234aa5ac292511d8c8dbc60baf..53fd32f7882d3c80e8d33cc0a90360019254b79f 100644
--- a/src/lib.zig
+++ b/src/lib.zig
@@ -107,3 +107,4 @@ pub usingnamespace @import("./StructOfSlices.zig");
 pub usingnamespace @import("./StructOfArrays.zig");
 pub usingnamespace @import("./StaticMultiList.zig");
 pub usingnamespace @import("./join.zig");
+pub usingnamespace @import("./omit.zig");
diff --git a/src/omit.zig b/src/omit.zig
new file mode 100644
index 0000000000000000000000000000000000000000..07656dfa224d8ed06e65406b71eddca9cc50a564
--- /dev/null
+++ b/src/omit.zig
@@ -0,0 +1,25 @@
+const std = @import("std");
+const string = []const u8;
+const extras = @import("./lib.zig");
+
+pub fn omit(value: anytype, comptime field_name: []const u8) Omit(@TypeOf(value), field_name) {
+    const T = @TypeOf(value);
+    var result: Omit(T, field_name) = undefined;
+    inline for (comptime std.meta.fields(T)) |f| {
+        if (comptime std.mem.eql(u8, f.name, field_name)) continue;
+        @field(result, f.name) = @field(value, f.name);
+    }
+    return result;
+}
+
+pub fn Omit(T: type, field_name: []const u8) type {
+    const fields_original = std.meta.fields(T);
+    var fields: [fields_original.len - 1]std.builtin.Type.StructField = undefined;
+    var i: usize = 0;
+    for (fields_original) |f| {
+        if (std.mem.eql(u8, f.name, field_name)) continue;
+        fields[i] = f;
+        i += 1;
+    }
+    return @Type(.{ .@"struct" = .{ .layout = .auto, .fields = &fields, .decls = &.{}, .is_tuple = false } });
+}
-- 
2.54.0