From 02132764068aa51ac98628d988dff15255308df0 Mon Sep 17 00:00:00 2001
From: Grace Yoder <grace_yoder@outlook.com>
Date: Fri, 17 Jul 2026 19:54:15 -0600
Subject: feat: zig rewrite

---
 src/main.zig | 59 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100755 src/main.zig

(limited to 'src/main.zig')

diff --git a/src/main.zig b/src/main.zig
new file mode 100755
index 0000000..18b8872
--- /dev/null
+++ b/src/main.zig
@@ -0,0 +1,59 @@
+const std = @import("std");
+const Io = std.Io;
+const File = Io.File;
+const Allocator = std.mem.Allocator;
+const ArenaAllocator = std.heap.ArenaAllocator;
+const ArrayList = std.ArrayList;
+const StringArrayHashMap = std.StringArrayHashMapUnmanaged;
+
+const HTMLua = @import("root.zig");
+
+pub fn main(init: std.process.Init) !void {
+    const io = init.io;
+
+    var arena = std.heap.ArenaAllocator.init(init.gpa);
+    defer arena.deinit();
+    const alloc = arena.allocator();
+
+    var state: HTMLua.Parser = .{
+        .component_resolver = &resolver,
+        .tags = &[_]HTMLua.ParserTag{
+            HTMLua.tags.Include,
+            HTMLua.tags.Export,
+            HTMLua.tags.Use,
+        },
+        .tag_stack = try ArrayList([]const u8).initCapacity(alloc, 256),
+        .exported_parts = try StringArrayHashMap([]const u8).init(alloc, &[0][]const u8{}, &[0][]const u8{}),
+    };
+
+    // I dont like this but this is temporary so its ok
+    const args = try init.minimal.args.toSlice(alloc);
+    const file_path = if (args.len != 1) args[1] else null;
+    const file = if (file_path) |fp|
+        try Io.Dir.cwd().openFile(io, fp, .{ .mode = .read_only })
+    else
+        null;
+    defer if (file) |f| f.close(io);
+
+    const in_buf = try alloc.alloc(u8, 1024);
+    var in =
+        if (file) |f| f.reader(io, in_buf) else File.stdin().reader(io, in_buf);
+
+    const out_buf = try alloc.alloc(u8, 1024);
+    var out = File.stdout().writer(io, out_buf);
+
+    try HTMLua.parseTemplate(&arena, io, &state, &in.interface, &out.interface);
+
+    try out.flush();
+}
+
+// https://ziggit.dev/t/zig-0-15-1-reader-writer-dont-make-copies-of-fieldparentptr-based-interfaces/11719
+fn resolver(arena: *ArenaAllocator, io: Io, path: []const u8) anyerror!*Io.Reader {
+    const read_buff = try arena.allocator().alloc(u8, 1024);
+    const cwd = std.Io.Dir.cwd();
+
+    var file = try cwd.openFile(io, path, .{ .mode = .read_only });
+    const reader = try arena.allocator().create(Io.File.Reader);
+    reader.* = file.reader(io, read_buff);
+    return &reader.interface;
+}
-- 
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