Move libpanto projects to libpantograph dependencyHEADmain

Remove the in-repo libpanto sources and binding projects from pantograph.
Consume libpantograph through the Zig package URL at
code.tjp.lol/libpantograph.git, including the Lua module artifact used by
CLI extensions.

1 files changed, 0 insertions, 170 deletions

diff --git a/libpanto/src/sse.zig b/libpanto/src/sse.zig
deleted file mode 100644
index c54d532..0000000
--- a/libpanto/src/sse.zig
+++ /dev/null
@@ -1,170 +0,0 @@
-const std = @import("std");
-
-/// A parsed SSE event payload: the concatenated `data:` content.
-/// Owned by the caller; free with `freeEvents`.
-const Event = []u8;
-
-/// Incremental SSE line parser.
-///
-/// The HTTP client delivers arbitrary-sized read buffers; this module
-/// reassembles them into complete `data: ...\n\n` events and returns
-/// owned event payload slices.
-pub const SSEParser = struct {
-    buf: std.ArrayList(u8) = .empty,
-    allocator: std.mem.Allocator,
-
-    pub fn init(allocator: std.mem.Allocator) SSEParser {
-        return .{ .allocator = allocator };
-    }
-
-    /// Feed a chunk of raw bytes. Returns a list of complete SSE events
-    /// found in the buffer (may be empty). The caller owns the returned
-    /// slice and every event within; free with `freeEvents`.
-    pub fn feed(self: *SSEParser, chunk: []const u8) ![]Event {
-        try self.buf.appendSlice(self.allocator, chunk);
-
-        var events: std.ArrayList(Event) = .empty;
-        errdefer {
-            for (events.items) |ev| self.allocator.free(ev);
-            events.deinit(self.allocator);
-        }
-
-        var scan_pos: usize = 0;
-        while (std.mem.indexOf(u8, self.buf.items[scan_pos..], "\n\n")) |rel_delim| {
-            const delim = scan_pos + rel_delim;
-            const event_bytes = self.buf.items[scan_pos..delim];
-
-            // Collect data: lines into an owned payload string.
-            var payload: std.ArrayList(u8) = .empty;
-            errdefer payload.deinit(self.allocator);
-
-            var line_start: usize = 0;
-            var has_data = false;
-            while (line_start < event_bytes.len) {
-                const newline = std.mem.indexOfScalarPos(u8, event_bytes, line_start, '\n') orelse event_bytes.len;
-                const line = event_bytes[line_start..newline];
-
-                if (std.mem.startsWith(u8, line, "data: ")) {
-                    if (has_data) try payload.append(self.allocator, '\n');
-                    try payload.appendSlice(self.allocator, line["data: ".len..]);
-                    has_data = true;
-                }
-                // Ignore other SSE fields (event:, id:, retry:) and comments.
-
-                line_start = newline + 1;
-            }
-
-            if (has_data) {
-                try events.append(self.allocator, try payload.toOwnedSlice(self.allocator));
-            } else {
-                payload.deinit(self.allocator);
-            }
-
-            scan_pos = delim + 2;
-        }
-
-        // Drop processed bytes; retain the buffer allocation.
-        const remaining_len = self.buf.items.len - scan_pos;
-        if (remaining_len > 0 and scan_pos > 0) {
-            std.mem.copyForwards(u8, self.buf.items[0..remaining_len], self.buf.items[scan_pos..]);
-        }
-        self.buf.shrinkRetainingCapacity(remaining_len);
-
-        return events.toOwnedSlice(self.allocator);
-    }
-
-    /// Free a list of events returned by `feed`.
-    pub fn freeEvents(self: *SSEParser, events: []Event) void {
-        for (events) |ev| self.allocator.free(ev);
-        self.allocator.free(events);
-    }
-
-    pub fn deinit(self: *SSEParser) void {
-        self.buf.deinit(self.allocator);
-    }
-};
-
-// -----------------------------------------------------------------------------
-// Tests
-// -----------------------------------------------------------------------------
-
-const testing = std.testing;
-
-test "SSEParser - single complete event" {
-    var parser = SSEParser.init(testing.allocator);
-    defer parser.deinit();
-
-    const events = try parser.feed("data: hello\n\n");
-    defer parser.freeEvents(events);
-
-    try testing.expectEqual(@as(usize, 1), events.len);
-    try testing.expectEqualStrings("hello", events[0]);
-}
-
-test "SSEParser - partial then complete" {
-    var parser = SSEParser.init(testing.allocator);
-    defer parser.deinit();
-
-    const events1 = try parser.feed("data: hel");
-    defer parser.freeEvents(events1);
-    try testing.expectEqual(@as(usize, 0), events1.len);
-
-    const events2 = try parser.feed("lo\n\n");
-    defer parser.freeEvents(events2);
-    try testing.expectEqual(@as(usize, 1), events2.len);
-    try testing.expectEqualStrings("hello", events2[0]);
-}
-
-test "SSEParser - multiple events in single chunk" {
-    var parser = SSEParser.init(testing.allocator);
-    defer parser.deinit();
-
-    const events = try parser.feed("data: one\n\ndata: two\n\n");
-    defer parser.freeEvents(events);
-
-    try testing.expectEqual(@as(usize, 2), events.len);
-    try testing.expectEqualStrings("one", events[0]);
-    try testing.expectEqualStrings("two", events[1]);
-}
-
-test "SSEParser - data DONE signal" {
-    var parser = SSEParser.init(testing.allocator);
-    defer parser.deinit();
-
-    const events = try parser.feed("data: [DONE]\n\n");
-    defer parser.freeEvents(events);
-
-    try testing.expectEqual(@as(usize, 1), events.len);
-    try testing.expectEqualStrings("[DONE]", events[0]);
-}
-
-test "SSEParser - empty event (keep-alive)" {
-    var parser = SSEParser.init(testing.allocator);
-    defer parser.deinit();
-
-    const events = try parser.feed("\n\n");
-    defer parser.freeEvents(events);
-    try testing.expectEqual(@as(usize, 0), events.len);
-}
-
-test "SSEParser - ignores non-data fields" {
-    var parser = SSEParser.init(testing.allocator);
-    defer parser.deinit();
-
-    const events = try parser.feed("event: message\ndata: payload\nid: 42\n\n");
-    defer parser.freeEvents(events);
-
-    try testing.expectEqual(@as(usize, 1), events.len);
-    try testing.expectEqualStrings("payload", events[0]);
-}
-
-test "SSEParser - multi-line data joined with newline" {
-    var parser = SSEParser.init(testing.allocator);
-    defer parser.deinit();
-
-    const events = try parser.feed("data: line1\ndata: line2\n\n");
-    defer parser.freeEvents(events);
-
-    try testing.expectEqual(@as(usize, 1), events.len);
-    try testing.expectEqualStrings("line1\nline2", events[0]);
-}