From e12c0d23ad72ffa9389d90311453db535f57e450 Mon Sep 17 00:00:00 2001
From: Martin Ashby <martin@ashbysoft.com>
Date: Mon, 4 Mar 2024 16:24:45 +0000
Subject: Prepare to move to zine static site generator instead of hugo
 https://zine-ssg.io/documentation/

---
 server/src/tmp.zig | 44 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 server/src/tmp.zig

(limited to 'server')

diff --git a/server/src/tmp.zig b/server/src/tmp.zig
new file mode 100644
index 0000000..71a9865
--- /dev/null
+++ b/server/src/tmp.zig
@@ -0,0 +1,44 @@
+const std = @import("std");
+
+test "slices" {
+    // option 1 slices
+    const a = std.testing.allocator;
+    var words_al = std.ArrayList([]const u8).init(a);
+    defer words_al.deinit();
+    var toks = std.mem.tokenizeAny(u8, wordlist, "\n ");
+    while (toks.next()) |tok| {
+        try words_al.append(tok);
+    }
+    const words: []const[]const u8 = try words_al.toOwnedSlice(); // a slice is a pointer + length (so 2 x usize x length)
+    defer a.free(words);
+
+    try std.testing.expectEqualStrings("bar", words[1]); // words accessed by index
+}
+
+test "offsets" {
+    // option 2 offsets
+    const a = std.testing.allocator;
+    var offsets_al = std.ArrayList(u16).init(a);
+    defer offsets_al.deinit();
+    try offsets_al.append(0);
+    for (wordlist, 0..) |ch,ix| {
+        if (ch == '\n' and ix < wordlist.len) {
+            try offsets_al.append(@intCast(ix+1)); // we know we have less than 2^16 words
+        }
+    }
+    const offsets = try offsets_al.toOwnedSlice(); // offsets are just u16 x length, so ~4x less memory on 64 bit systems.
+    defer a.free(offsets);
+    // words accessed by slicing wordlist using offsets
+    // be careful of edge cases i.e. accessing the last word in the list, not handled here.
+    const word = wordlist[offsets[1]..(offsets[2]-1)]; 
+    try std.testing.expectEqualStrings("bar", word);
+}
+
+const wordlist: []const u8 = 
+\\foo
+\\bar
+\\baz
+\\I
+\\like
+\\cheese
+;
-- 
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