From db2f49115713c47b48587022511b3654a7042493 Mon Sep 17 00:00:00 2001
From: Anhgelus Morhtuuzh <william@herges.fr>
Date: Sun, 19 Apr 2026 22:28:56 +0200
Subject: feat(lib): support input from file and from reader

---
 src/lexer/Lexer.zig | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'src/lexer')

diff --git a/src/lexer/Lexer.zig b/src/lexer/Lexer.zig
index 318e422..8b3893d 100644
--- a/src/lexer/Lexer.zig
+++ b/src/lexer/Lexer.zig
@@ -18,6 +18,13 @@ pub fn init(content: []const u8) error{InvalidUtf8}!Self {
     return .{ .iter = view.iterator() };
 }
 
+// Must free bytes in iter.
+pub fn initReader(alloc: Allocator, r: *std.io.Reader) !Self {
+    var acc = try std.ArrayList(u8).initCapacity(alloc, 2);
+    try r.appendRemainingUnlimited(alloc, &acc);
+    return init(try acc.toOwnedSlice(alloc));
+}
+
 pub fn nextKind(self: *Self) ?Lexed.Kind {
     const next_rune = self.iter.peek(1);
     if (next_rune.len == 0) return null;
-- 
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