web snapshots: add switch for saving/loading exports, update web version, web snapshot tooling

1 files changed, 190 insertions, 0 deletions

diff --git a/test/web-snapshots/source-list.golden b/test/web-snapshots/source-list.golden
new file mode 100644
index 00000000..d4321fbb
--- /dev/null
+++ b/test/web-snapshots/source-list.golden
@@ -0,0 +1,190 @@
+== snap launcher grid=120x37 cursor=4,23
+|Kill Newcol Tutor Debug Colors NextColor Crt Dump
+|  TTY /home/goblin/00-projects/0x4200.cafe/02-pardes-code Del
+|  $ git ls-files '*.zig'
+|  build.zig
+|  src/crt.zig
+|  src/deck.zig
+|  src/dump.zig
+|  src/gui.zig
+|  src/image.zig
+|  src/look.zig
+|  src/main.zig
+|  src/modal.zig
+|  src/pardes.zig
+|  src/petscii.zig
+|  src/syntax.zig
+|  src/tracy.zig
+|  src/tty.zig
+|  test/deck/replay.zig
+|  test/deck/schema.zig
+|  test/e2e_harness.zig
+|  test/hxdiff.zig
+|  test/snapshot.zig
+|  uucode_config.zig
+|
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+== snap source-open grid=120x37 cursor=7,25
+|Kill Newcol Tutor Debug Colors NextColor Crt Dump
+|  TTY /home/goblin/00-projects/0x4200.cafe/02-pardes-code Del
+|  $ git ls-files '*.zig'
+|  build.zig
+|  src/crt.zig
+|  src/deck.zig
+|  src/dump.zig
+|  src/gui.zig
+|  src/image.zig
+|  src/look.zig
+|  src/main.zig
+|  src/modal.zig
+|  src/pardes.zig
+|  src/petscii.zig
+|  src/syntax.zig
+|  src/tracy.zig
+|  src/tty.zig
+|  test/deck/replay.zig
+|  test/deck/schema.zig
+|  test/e2e_harness.zig
+|  test/hxdiff.zig
+|  test/snapshot.zig
+|  uucode_config.zig
+|
+|  NOR build.zig Save Del
+|     1 const std = @import("std");
+|     2
+|     3 pub const Platform = enum { tty, gui, web };
+|     4 pub const TreeSitterGrammars = enum { disabled, zig, minimal, full };
+|     5 const GhosttyArtifact = enum { ghostty, lib };
+|     6
+|     7 pub fn build(b: *std.Build) void {
+|     8     // Default target is the Steam Deck (deckcap's trick): x86_64 linux-gnu
+|     9     // with the glibc version pinned low, so a binary built on a rolling-
+|    10     // release host runs on SteamOS — a native build references the host's
+|    11     // newer versioned libm/libc symbols and dies with "GLIBC_2.4x not found"
+|    12     // on the deck. Override with -Dtarget= as usual.
+== style source-open
+|0: 0-48 #969696,#2c2a3e, 49-119 d,#2c2a3e,
+|1: 0-1 d,#383c54, 2-60 #969696,#2c2a3e, 61-119 d,#2c2a3e,
+|2: 0-1 d,#525252, 2-119 d,d,
+|3: 0-1 d,#525252, 2-119 d,d,
+|4: 0-1 d,#525252, 2-119 d,d,
+|5: 0-1 d,#525252, 2-119 d,d,
+|6: 0-1 d,#525252, 2-119 d,d,
+|7: 0-1 d,#525252, 2-119 d,d,
+|8: 0-1 d,#525252, 2-119 d,d,
+|9: 0-1 d,#525252, 2-119 d,d,
+|10: 0-1 d,#525252, 2-119 d,d,
+|11: 0-1 d,#525252, 2-119 d,d,
+|12: 0-1 d,#525252, 2-119 d,d,
+|13: 0-1 d,#525252, 2-119 d,d,
+|14: 0-1 d,#525252, 2-119 d,d,
+|15: 0-1 d,#525252, 2-119 d,d,
+|16: 0-1 d,#525252, 2-119 d,d,
+|17: 0-1 d,#525252, 2-119 d,d,
+|18: 0-1 d,#525252, 2-119 d,d,
+|19: 0-1 d,#525252, 2-119 d,d,
+|20: 0-1 d,#525252, 2-119 d,d,
+|21: 0-1 d,#525252, 2-119 d,d,
+|22: 0-1 d,#525252, 2-119 d,d,
+|23: 0-1 d,#525252, 2-119 d,d,
+|24: 0-1 d,#6e4fd0, 2-23 #969696,#2c2a3e, 24-119 d,#2c2a3e,
+|25: 0-1 d,#525252, 2-6 #969696,#2c2a3e, 7-18 d,d, 19-25 #cc70d8,d,b 26-26 d,d, 27-31 #8ab87a,d, 32-119 d,d,
+|26: 0-1 d,#2a2a2a, 2-6 #5a5a5a,d, 7-119 d,d,
+|27: 0-1 d,#2a2a2a, 2-6 #5a5a5a,d, 7-27 d,d, 28-31 #cc70d8,d,b 32-119 d,d,
+|28: 0-1 d,#2a2a2a, 2-6 #5a5a5a,d, 7-37 d,d, 38-41 #cc70d8,d,b 42-119 d,d,
+|29: 0-1 d,#2a2a2a, 2-6 #5a5a5a,d, 7-30 d,d, 31-34 #cc70d8,d,b 35-119 d,d,
+|30: 0-1 d,#2a2a2a, 2-6 #5a5a5a,d, 7-119 d,d,
+|31: 0-1 d,#2a2a2a, 2-6 #5a5a5a,d, 7-10 d,d, 11-12 #cc70d8,d,b 13-119 d,d,
+|32: 0-1 d,#2a2a2a, 2-6 #5a5a5a,d, 7-10 d,d, 11-81 #f0f0f0,d,b 82-119 d,d,
+|33: 0-1 d,#2a2a2a, 2-6 #5a5a5a,d, 7-10 d,d, 11-79 #f0f0f0,d,b 80-119 d,d,
+|34: 0-1 d,#2a2a2a, 2-6 #5a5a5a,d, 7-10 d,d, 11-80 #f0f0f0,d,b 81-119 d,d,
+|35: 0-1 d,#2a2a2a, 2-6 #5a5a5a,d, 7-10 d,d, 11-83 #f0f0f0,d,b 84-119 d,d,
+|36: 0-1 d,#2a2a2a, 2-6 #5a5a5a,d, 7-10 d,d, 11-59 #f0f0f0,d,b 60-119 d,d,
+== snap separator-resized grid=120x37 cursor=7,21
+|Kill Newcol Tutor Debug Colors NextColor Crt Dump
+|  TTY /home/goblin/00-projects/0x4200.cafe/02-pardes-code Del
+|  src/dump.zig
+|  src/gui.zig
+|  src/image.zig
+|  src/look.zig
+|  src/main.zig
+|  src/modal.zig
+|  src/pardes.zig
+|  src/petscii.zig
+|  src/syntax.zig
+|  src/tracy.zig
+|  src/tty.zig
+|  test/deck/replay.zig
+|  test/deck/schema.zig
+|  test/e2e_harness.zig
+|  test/hxdiff.zig
+|  test/snapshot.zig
+|  uucode_config.zig
+|╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌
+|  NOR build.zig Save Del
+|     1 const std = @import("std");
+|     2
+|     3 pub const Platform = enum { tty, gui, web };
+|     4 pub const TreeSitterGrammars = enum { disabled, zig, minimal, full };
+|     5 const GhosttyArtifact = enum { ghostty, lib };
+|     6
+|     7 pub fn build(b: *std.Build) void {
+|     8     // Default target is the Steam Deck (deckcap's trick): x86_64 linux-gnu
+|     9     // with the glibc version pinned low, so a binary built on a rolling-
+|    10     // release host runs on SteamOS — a native build references the host's
+|    11     // newer versioned libm/libc symbols and dies with "GLIBC_2.4x not found"
+|    12     // on the deck. Override with -Dtarget= as usual.
+|    13     const target = b.standardTargetOptions(.{ .default_target = .{
+|    14         .cpu_arch = .x86_64,
+|    15         .os_tag = .linux,
+|    16         .abi = .gnu,
+== snap source-scrolled grid=120x37 cursor=0,0
+|Kill Newcol Tutor Debug Colors NextColor Crt Dump
+|  TTY /home/goblin/00-projects/0x4200.cafe/02-pardes-code Del
+|  src/dump.zig
+|  src/gui.zig
+|  src/image.zig
+|  src/look.zig
+|  src/main.zig
+|  src/modal.zig
+|  src/pardes.zig
+|  src/petscii.zig
+|  src/syntax.zig
+|  src/tracy.zig
+|  src/tty.zig
+|  test/deck/replay.zig
+|  test/deck/schema.zig
+|  test/e2e_harness.zig
+|  test/hxdiff.zig
+|  test/snapshot.zig
+|  uucode_config.zig
+|
+|  NOR build.zig Save Del
+|    10     // release host runs on SteamOS — a native build references the host's
+|    11     // newer versioned libm/libc symbols and dies with "GLIBC_2.4x not found"
+|    12     // on the deck. Override with -Dtarget= as usual.
+|    13     const target = b.standardTargetOptions(.{ .default_target = .{
+|    14         .cpu_arch = .x86_64,
+|    15         .os_tag = .linux,
+|    16         .abi = .gnu,
+|    17         .glibc_version = .{ .major = 2, .minor = 38, .patch = 0 },
+|    18     } });
+|    19     const requested_optimize = b.standardOptimizeOption(.{});
+|    20     const platform = b.option(Platform, "platform", "which shell to build (tty, gui, web)") orelse .tty;
+|    21     const static = b.option(bool, "static", "statically link") orelse false;
+|    22     const dump_path = b.option([]const u8, "dump", "dump .zon embedded into the web shell (-Dplatform=web)");
+|    23     const emcc_path = b.option([]const u8, "emcc", "emcc for the web shell's final link") orelse "/usr/lib/emscri
+|    24     const is_emscripten = target.result.os.tag == .emscripten;
+|    25     // wasm: size is the budget