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* G5: lapis, 0x4200.cafe's manuscript, as a theme with its ornamentGabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | A native theme `lapis` (src/themes/lapis.zig) from web/theme/lapis.css: a lapis-deep page, lapis tags with gold names, vellum text, vermilion rubrics, gold rules and a vermilion tag rule, gold selection in lapis ink. Its ornament is the theme's new `decor` (colors.Decor), drawn by a pixel shell inside the chrome it already has (decision 1), all of it off every focus indicator: - page_dots: the site's gold dot grid (#e8c46a22, 22 px), drawn by the cell shader on page-coloured cells alone (flag 0x10000000), so it lies under the text and never under a selection, a tag or the cursor; fixed to the window, a page the panes lie on. - rail_checker: the dither frame's gold and lapis checker in the scroll track (a decor kind, flag 0x08000000), anchored to its rail; the thumb stays solid gold. - tag plaques (tag_border, tag_shadow, tag_stripe): every tag a raised plaque inside its own band, the site's trail: a 2px gold frame and a hard 5px vermilion shadow down and right, both within the band's rows and columns (down, what the slack under the text leaves), so no shadow reaches a body, a grip or the next pane. The focused pane's plaque is the code window's title bar, gold and lapis stripes of 2px, its words on plates of the focused ground; unfocused ones are plain; column and workspace tags take the object-label language (1px frame, 2px shadow toward the page). Drawn as decor under the cells (a group's under range), with blank tag cells see-through and the cells blended premultiplied (pipeline_over) on such frames; opaque windows only. - title_shadow: the titles' vermilion offset shadow under a file name's letters, sampled in the cell shader inside the letters' own cells (flag 0x08000000), none on a cursor. Chrome carries the decor (decor_*, name_ink, active_name_ink); a theme file folds a nested decor literal field by field. Left out, with why, in docs/effects.md: the fonts, the ornaments, a decor crossfade, and in the tty anything but the colours (a tag row has no spare cell for a shadow). An empty column is the page. The effect id is masked to 27 bits (ui.vert/ui.frag) for the fifth flag. Tests: the cell flags land only on page ground and file-name cells, never a cursor, nothing without decor; lapis's plaques stay inside their tag's band, clear of every grip, only the focused one striped; its checker is in the track; no other theme draws any; the separator and focus tests cover lapis. Goldens: theme and themesel (the ring gains lapis after acme). Gates as G4. Feel review: .scratch/render/lapis/ (lapis.png, lapis-2x.png, tags-focused-vs-unfocused-2x.png, a PanelSlide at 60 fps and a quarter).
* G4: bloom, vignette and grain in the post chainGabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three bundled Shadertoy passes beside Crt, each `Bloom|Vignette|Grain 0..3` (off by default, nothing drawn while off), in shaders/post/: - Bloom: what is brighter than the page (a channel's linear peak over 0.75/0.7/0.6 and over the page's own + 0.15, so a light page does not bloom) glows, 2/3.5/5% (§8.2's budget). The glow is a dual Kawase blur in RGBA16F textures at half size and down, 3/4/5 steps by level (shaders/bloom-down, bloom-up; Post.bloomChain), composited in linear light and dithered. - Vignette: round, from halfway to a corner, 10/18/28% at the far corners, in linear light, dithered. - Grain: a still, triangular-spread grain of 1.5/3/5 of 255 on page-coloured pixels only, a logical pixel big; still, so it asks for no frames. Focus rule: the shell passes every bundled pass the rectangles of the tags with their grips, the column and workspace tags, the notices and the cursor (pardesSpare, at most 32, neighbours on one row merged), and a bundled pass leaves them as they are; and a per-theme ceiling (pardesCap, Post.capsOf) keeps the page's text and the selection's text at min(their contrast, 4.5) under each pass at its strongest. User files get no ceiling and no spared rectangles. Fix found on the way: SDL GPU binds at most 4 KiB of a uniform block, so every Shadertoy colour after iPalette (iBackgroundColor, iForegroundColor, the cursor and selection colours, iPalette[>=4]) read zero. The prefix's block is cut in three (Globals, Palette, Colors) with ghostty's names and order, each pushed as a slice of the one struct; pardes's own block moves to binding 3. Tests: the caps hold over every native theme; each uniform slice fits 4 KiB; the prefix's members in ghostty's order across its blocks. Gates: tty/gui unit-test and core-test pass; snap fails only nested-optout; GUI goldens 01-08 byte-identical (09-18 wait on wkzlsqvy, as in somtrmsz); web builds. Feel review material: .scratch/render/{bloom,vignette,grain}/ (levels on forge, dusk, acme, crops, a levels mp4).
* Rules and chrome scale with the display's density; dark pages get visible ↵Gabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | separators and focus tints Density: dp() in gui.zig draws every size given in pixels in logical pixels (SDL's window display scale, rounded, at least one), as acme scales Border, ButtonBorder and Scrollgap: the rules (rule_px), the tag rule, the grip's ring, its dirty gap and mode bars, the rail's gap to the text and its minimum, the thumb's inset, the rim, a bar cursor's minimum width, underline and strikethrough thickness (the atlas is dropped on a scale change), the rule-grab margin, and the Crt's scanline and mask periods (pardesScale in the post prefix). Cell- and tagline-measured sizes stay: the rail's width, Lift's blur and offsets, every motion; iResolution, fragCoord and iMouse stay in the display's pixels, as ghostty's. PARDES_TEST_SCALE forces a density in a harness (a test window is 1x otherwise, whatever display it lands on) and sizes the test font with it. Colours: a separator that stands off its page by less than 1.5:1 is lifted toward the text to 1.6:1 (helix, atelier, paper; a theme with no page, dark, is judged against #121212), and empty_col follows it. forge's own rule already stands at 3.83:1; what hid it was density: 2 device pixels on a 3x screen, now 6 (dp). A focused tag's tint closer than 1.5:1 to the plain tag on a dark page (1.25:1 on a light one) is pushed further the way it leans, as far as its text keeps its own contrast or 4.5: forge 1.23 -> 1.51 (#2d3440 -> #374253), and likewise dusk, orchard, ink, lagoon, clay, harvest, spectrum, solarium, forge_soft; daybreak, atelier, paper to 1.25. dark and helix gain a tint of their own (dark: #484566 under #c8c8c8, 1.54:1; helix: ramp 237 under 250, 1.65:1). Tag caret: past a full row's end, the G3 glide box sits on the tag's right edge, where the layer's caret and the pixel shell's are. Tests: every native theme's separator >= 1.5 and every dark one has a tint >= 1.25 with readable text; forge keeps its own border; the tag caret glide box at a full row; at 2x the spine, tag rule, ring, rail start and gap, and bar cursor double. Legacy-ThemeFile test strips helix's new pair. Goldens: snapshot goldens change in colour rows only, the tints (orchard #283a2f -> #314738 at boot, forge, helix and dark in theme/themesel). GUI goldens: the harness's single Del of the renamed wide pane is refused since ysqnkyoy (a rename counted as unsaved; fixed on the 9P line in wkzlsqvy), so scenes 09-17 were recorded with that pane open and the file was stale since the merge (08 and 18 also moved with ykvnltvs's full-row tag wrap). The goldens here were recorded with that pane closed (as wkzlsqvy will close it); against the parent's binary under the same conditions they differ only in the tints: 01-13 forge's (#2d3440 -> #374253, and the glyph edges on it), 14 ink's; 15-18 are byte-identical. Until wkzlsqvy is merged, a run here fails 09-17. Each commit reproduces its own recorded goldens on this machine (checked at kvtmqkyn). A test window is 1x unless PARDES_TEST_SCALE says otherwise, whatever display it opens on. Prebuilt shaders refreshed from their sources. Captures: .scratch/render/dark-borders/{before,after,compare,scale2,scale3}.
*-. Merge: 9P rounds 7-8 + layout files + loose ends + G3 cursorGabriel Schneider29 hours
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| | * G3: the focused cursor glides a jump on the Motion flavour's springs, and blinksGabriel Schneider29 hours
| |/ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The core owns the motion, as Lift: animation.CursorGlide keeps the focused cursor's four corners on springs (leading corners at the flavour's pace x2.4, trailing ones x follow, so a jump smears and collapses; a long jump bows by the flavour's arc), sampled at each frame's own time. A step of a cell or less, insert mode, a focus change and any scroll (a file's view, a terminal's output) land at once; a snap lands a glide under way too. The quad is clamped to the focused pane when drawn (never its springs). Chrome carries it on the wire (cursor_glide: bit 1 a cursor, bit 0 gliding; cursor_alpha; cursor_quad, grid cells; cursor_idle_ms): the GUI draws the quad as an overlay in the cursor's colour, at 85% (70% on the long flavours) rising to solid as it lands, and hides the cells' cursors while it does: one or the other every frame. Only the focused cursor glides. Blink (CursorBlink, on by default in pixel shells) is the shell's: from cursor_idle_ms and when the frame arrived, solid while typing and 500 ms after, 530 ms halves with 80 ms eased edges, solid after 10 s idle, and never while the window is unfocused or minimized or on a virtual clock. An edge redraws the last frame with no core render (level B, blink_redraws); an attached GUI blinks from the same field without a frame per edge. Tests: snaps a cell, glides a jump with smear and bow, arrives under a pixel by 150 ms on smooth and lands exactly, shifts with a scroll; blink holds, eases, stops; the core glides a jump (ge) frame by frame (gliding exactly while it moves, alpha rising, exact at rest), snaps a step (j) and a switch to insert mid-glide; a terminal's scrolling output lands its cursor; wire round-trip of the cursor record. Shared files: src/animation.zig, src/pardes.zig, src/config.zig (toggle CursorBlink), src/surface.zig, src/detached/wire.zig.
* | A pane's last row of text is no resize handle; the grip is, and the GUI's ruleGabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | A press on a pane's last row began a seam drag, so the row could not be clicked or swept like the rest of the text (rsearch dragged the handle out of the way first). Now no row of text is a handle: in the GUI a press on the 2 px rule between two panes drags their seam, and anywhere the grip does, as acme's button moves a window -- dragged up or down its own column it moves the pane's top, either pane down to its tag alone (acme's coldragwin), dragged down inside itself too. The hover hint over a last row is gone; column edges resize as they did. Scripts that dragged a seam drag a grip instead and match their goldens; six goldens lost the hint or moved a cursor to the clicked text, re-recorded by name. Co-Authored-By: Claude Opus 5.5 <[email protected]>
* | A failed Dump or a Restore of no dump fails its write, before any warningGabriel Schneider29 hours
|/ | | | | | | | | | | | A Dump into a DumpDir it could not write, or a Restore of a file that is not a dump, answered a ctl write with rc 0 and only a message, and the Restore warned about unsaved panes before it ever looked at the file. The hosts' dump write now fails the waiting 9P write with EIO (the late failure a Save uses), naming the path and the reason in the log, and Restore parses the file before its unsaved-panes refusal, failing with `not a pardes dump`. Co-Authored-By: Claude Opus 5.5 <[email protected]>
*-. Merge: 9P round 6 + empty columns + render (acme theme, grips, Lift, Motion)Gabriel Schneider29 hours
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| | * Motion flavours differ by design, and drive notice drops and pane movesGabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The flavours looked alike because Lift, the only motion that read them, moves a shadow a few pixels: overshoot and wind-up were sub-pixel. By design now: crisp leaves at full speed and never passes its mark; smooth (the default) eases in and out in twice crisp's time, a slide arriving in 208 ms (inside §8.1's 220); bouncy passes its mark by ~30% and settles twice; playful winds up, passes by ~40%, and stretches and squashes, text included (the user's choice). Small motions are exaggerated by the flavour's gain. Motion gains launch, gain, span and norm, and ease(u)/speed(u) for moves of fixed length. The notice drop follows ease() over its fall (alpha never behind its position) and stays inside its pane's body past its row. Panel tracks carry the flavour in Track.motion (the old padding byte; macOS header name follows); opening and moving slides, zooms and rises follow it over span x their frames; landed, a pane is exactly its target; closing keeps its own exit. A pane past its mark never takes a neighbour's click; a rising one stays in its box. Tests: each flavour's lift trajectory distinct; flavour character; exact landing bit for bit; a stretched pane's drawn cells map back; the overshoot hit rule; the vertical clip at peak; legacy tests pinned to crisp. GUI golden 18-mid-transition changes (the retuned smooth slide at frame 6). Shared files: src/animation.zig, src/Presentation.zig, src/Messages.zig, src/macos.zig, src/config.zig, src/pardes.zig tests, src/ninep/screen.zig test, docs/effects.md, docs/config.md.
| | * acme looks like acme; every theme gets acme's button, scroll column and 2px ↵Gabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | rules acme takes plan9port's own colours (acme.c iconinit, draw.h): selections #eeee9e in the body and #9eeeee in the tag, black ink; exec and look sweeps #aa0000 and #006600, white ink; a #99994c scrollbar under a #ffffea thumb; black rules; a #8888cc tag/body rule and column button. Every theme: the grip is acme's button, its tag row's full height, in one scroll column with the scrollbar (rail_px, 12 at a 17px tagline, scaled, times GripWidth, a percent, default 150; same x0/x1 to the pixel): focused clean = solid box; focused dirty = box_dirty filled to a box ring (acme's modbutton); unfocused clean = a box_border ring round the tag's ground; unfocused dirty = box_dirty a pixel inside that ring. The grid, which has no ring, marks dirty with a bold * on box_dirty in the grip's second cell and fills an unfocused grip halfway to its ring. Regions carry a dirty flag. Column buttons are the same shape, solid. 2px rules between columns and stacked panes (inside the tag band's slack), none at the window edge; a 1px tag/body rule halfway between tag and page. Theme data: tag_sel_bg, sweep_bg/fg, tag_rule, rule_px, rail_px, box_border, box_dirty. Chrome: rule_px, tag_rule, rail_px, grip_border, grip_focus_ring; a comptime guard on Chrome's layout forces a wire bump once v8 ships. Structural rules are exempt from the focus-indicator rule (docs/effects.md). Tests: acme widths; stacked rule in the slack at two tagline sizes; every grip-column pixel is band, button, ring or rule, and the button shares the scrollbar's x0/x1 (4 metrics x top/bottom x focus x dirty); the four grip states distinct in every native theme with a non-colour dirty cue in the grid; wire round-trip of the new fields. Shared files: src/colors.zig, src/surface.zig, src/body_layer.zig, src/tagline.zig, src/detached/wire.zig, docs/themes.md, docs/config.md, docs/effects.md, 21 snapshot goldens (the grip cells only), test/gui-goldens.txt. Motion flavours differ by design, and drive notice drops and pane moves
| | * Motion flavours, and Lift is shadow, rim or auto: auto on a dark page ↵Gabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | recedes the other panes (InactiveDim) Motion off|crisp|smooth|bouncy|playful is one parameter set (animation.Motion) every fx animation reads. One focus spring per pane drives both the lift and the dim, at the flavour's pace; a grid snaps. Lift drops glow and surface. A shadow falls on pane bodies and rails only, capped so text and the selection keep min(contrast, 4.5); rim is a hairline along the focused tag's top. auto is a shadow on a light page; on a dark page the core recedes the unfocused panes' text (InactiveDim, ported from 2e4d97f, default 30 under auto) with the same floor. Tests: focused text contrast is never below unfocused in any style, dim or theme; the focused pane's cells and tag are untouched by a dim. Shared files: src/config.zig, src/builtins.zig, src/ninep/ctl.zig, src/surface.zig, src/detached/wire.zig, docs/config.md, test/snapshots/builtins.snap (one more wheel for the longer help).
| | * Lift takes a style: shadow, surface, rim, glow or autoGabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The user wants Lift to read on dark themes, where a shadow has nothing to darken. `Lift shadow|surface|rim|glow|auto` (`on` is auto, bare flips auto and off): surface lightens the lifted part's ground about 5.5% (Material-dark), rim is a thin soft light off its top and left edges, glow a faint halo in the theme's accent (Chrome.accent, the focused box colour), auto a shadow on a light page and surface with half a rim on a dark one (by the page's luminance). Rim and glow are the soft kernel in a light colour (no pre-warp: coloured light is laid on as is, within §8.2's budget); each style is capped per theme so text keeps min(its contrast, 4.5) (tests: darkening and lightening over the native themes). The style travels in the palette (Chrome.lift_style, one byte on the wire). Config reports and ctl reads `Lift <style>`. Shared files touched: config.zig, builtins.zig, ninep/ctl.zig, detached/wire.zig (palette byte), gui.zig. Not touched: pardes.zig, Messages.zig, mouse.zig.
| | * Lift moves at the display's rate: render-time animationGabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Review (and the coordinator): Lift stepped with the core's 16 ms ticks, so a 144 Hz display held each shadow for 2-3 refreshes. The lift springs are now sampled at each frame's own time (p.now_ns), and Pardes.continuous() reports a render-time animation in motion: while it is, the pump draws every loop (a 1 ms wait takes only the input there is) and the present's vsync paces it at the display's rate. They left nextWake; the stepped, frame-indexed animations (transitions, message fades, the theme fade) and every golden are unchanged. With PARDES_TEST_CLOCK, each loop of a moving render-time animation moves the virtual clock by a display frame at PARDES_TEST_HZ (default 60), so a 144 Hz series is deterministic: a focus switch is 51 distinct frames at 144 Hz. Test: renders 6.9 ms apart give rising lifts; settled, no frames. The tty never lifts (GUI capability). Shared files touched: pardes.zig (continuous, pump), gui.zig.
| | * G1: Lift, soft elevation shadows (off by default)Gabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | `Lift` (a GUI toggle, capability lift) lifts the focused pane on a critically damped spring (animation.Spring: closed form, about 240 ms to settle, velocity kept across retargets, settled = no frames) and floats notices. The core puts the lift on the regions (Region.lift, on the wire); the GUI casts from it: a soft shadow is decor, an erf rectangle on one quad grown by 3 sigma (decor.frag, flag 0x10000000), in the quad's own space so a track's transform carries it; darken-only, the caster's rect left alone, alpha pre-warped for linear light and IGN-dithered. Cast last in its group, so a neighbour's rails and rules darken with its text; a notice's before its rule. Strength is capped per theme so text over the darkest shadow keeps min(its contrast, 4.5) (test over the native themes). Opt-in until the focus lift/dim default is decided. Feel review material: docs/effects.md. Test-mode PARDES_TEST_SERIES keeps every captured frame. Shared files touched: pardes.zig (two fields, one nextWake line), detached/wire.zig (lift on the region), config.zig, builtins.zig (capability), gui.zig. Not touched: Messages.zig, mouse.zig, tty, host_io.
| * | A column can be empty, as acme's can; new panes go where acme's ↵Gabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | makenewwindow puts them Newcol makes an empty column; closing a column's last pane leaves it empty with the keyboard on its tag; Delcol and Joincol alone take a column away; the session's last pane closing quits. The +New stand-in and replaceStillborn / stillborn_joiner are gone. Every new pane goes through exec.placeNew, which follows acme's makenewwindow (active column, empty column whole, blank space, halving the biggest) or, with Placement pardes, the old rules. ColumnTags is gone: column tags are always shown. A grip drag shows acme's box cursor. Co-Authored-By: Claude Opus 5.5 <[email protected]>
* | | Kill stops a command pane's whole line again, now it runs with job controlGabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | With the line run under job control (the change before), the job running has a group of its own, and Kill's SIGTERM to the tty's foreground group stopped only that job: of `sleep 30; touch x` the touch still ran. For a command pane the hosts now signal the shell's group as well, so the whole line stops, as it did; a line typed at a prompt still loses only its foreground job. The test forks a real pty for both halves: a background job outliving its command and the pty's hangup, and a killed line not running on. Co-Authored-By: Claude Opus 5.5 <[email protected]>
* | | A shell that exits under a run answers exit N, and the log says exit before delGabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | A dogfood agent ran `exit 3` through pty/run: the reader got ENOENT, and the log went straight to del. The hosts now read a shell's exit status at its pty's end as they do a command's; a run waiting on the line answers `exit 3` with what it printed, the log says `exit <serial> 3` before the pane's `del`, and an open run still stats after its pane is gone (cat fstats its input). Pins cloud9 f35b7ed, whose stat of an open fid names its open. Writes to a gone pane's pty/data, held open or not, fail ENOENT. Co-Authored-By: Claude Opus 5.5 <[email protected]>
* | | A pane tag wraps onto rows and can collapse to one, as acme's doesGabriel Schneider29 hours
|/ / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | acme's frame wraps a tag at its right edge and the window grows to show every row (wind.c wintaglines); Tagup/Tagdown shrink it to one row and back. Pane tags used to be one row, scrolled sideways to the caret. Now a tag's lines wrap at its width (one cell kept for the caret past a full row) and it starts expanded; insert-mode Up on the first row collapses it, Down on the last row expands it, and Alt-Up/Alt-Down do so in either mode. A word the wrap breaks across rows is still one word to a click and a selection. Column and workspace tags keep scrolling sideways. Tests read body rows relative to the body's first row; the 41 snapshot goldens that moved were re-recorded by name after a programmatic check that each differs only by body rows shifting under the taller tags, and twelve scripts whose clicks targeted fixed rows now click the same text. Co-Authored-By: Claude Opus 5.5 <[email protected]>
* / A Save the host cannot do fails the 9P write that asked for it, and the log ↵Gabriel Schneider29 hours
|/ | | | | | | | names the path and why The write answered ok and the pane stayed dirty, with `save: AccessDenied` on its message row: a script saw success. The failure now says `Save <path>: <why>`, and a 9P write that waited on the save fails with EIO and that text, logged as an err record. Co-Authored-By: Claude Opus 5.5 <[email protected]>
*-. Trial merge: 9P + helix + renderGabriel Schneider29 hours
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| | * Ripple and Glitch are gone; Crt staysGabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The user tried them live and wants them removed entirely: the builtins, their levels, config keys and leader paths (tR, tg), their slots in the built-in chain, their shaders (source and prebuilt), EffectCode paths, and on macOS their scene flags (pardes.h), the Metal kernel's coordinate warps and the Swift pointer mapping that mirrored them. Docs say so (decision 8 in docs/render-pipeline.md); config.md documents Crt's levels, Shader and ShaderAnimation instead. Shared files touched: macos.zig (flags). Not touched: pardes.zig, Messages.zig, mouse.zig, gui.zig, detached/*.
| | * Crt, Ripple and Glitch take a level, 0 to 3, tunable at run timeGabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Coordinator's request: `Crt 0..3` (likewise Ripple, Glitch), 0 off, `on` the default level 2 (the polished rewrite), `off` and a bare word as before. The level is one uniform (pardesLevel, beside pardesOpaque in the prefix's own block); each pass picks its constants by it. Level 3 is at least as strong as the old effects, measured as pixels changed by more than 8 in a channel against a plain frame: Crt 18.3% (old 17.4%), Ripple 11.1% (9.5%), Glitch 9.3% a frame (8.1%); Glitch's level raises how often it bursts as well as how hard. Config and ctl report `Crt 2` / `Crt off`. Shared files touched: ninep/ctl.zig (the report line). Not touched: pardes.zig, Messages.zig, mouse.zig, gui.zig, detached/*.
| | * Post chain review fixes: glslc on stdin, level A at the display's refreshGabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Stage 9 review: a user's Shadertoy file goes to glslc on its stdin, so no source file is written anywhere (the old predictable name under XDG_RUNTIME_DIR or /tmp was a symlink-clobber hazard). std's spawn does all its allocation before fork and searches PATH on the stack after it, said at the call. Level A redraws are paced by the display's refresh rate (SDL_GetCurrentDisplayMode), not a fixed 16 ms. Shared files touched: gui.zig.
| | * Post chain: Shadertoy passes compiled by glslc; Crt, Ripple and Glitch ↵Gabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | rewritten as Shadertoy files Stage 9 of docs/render-pipeline.md. src/gui/Post.zig runs the chain over the finished frame: each pass reads the one before, ping-pong textures between, the last writes the window; an empty chain is the direct path. The prefix (shaders/post/prefix.glsl) is ghostty's uniform block, name for name and offset for offset (tested against a copy of its Uniforms, the selection colours by their GLSL names), at SDL GPU's bindings, y down. A user's file (Shader <path>) is compiled by glslc with compileGlsl's own flags on a thread of its own, taken in at the next loop step; errors name the file's own lines; a failed compile keeps the last good pipeline; glslc missing is said once. The bundled passes compile with the build, through the same prefix. Crt, Ripple and Glitch are Shadertoy files, rewritten: no barrel (input is identity, tested), everything in linear light and dithered, keyed to iTime. scene_effects, crt.zig and crt.frag.glsl are gone; the core keeps no clock for the chain. ShaderAnimation off|on|always drives redraw level A: the chain alone over the retained frame (34 us CPU a redraw, measured). Shared files touched: pardes.zig (nextWake loses the scene line, disableSceneEffects empties the chain, two tests), builtins.zig (one switch arm), ninep/ctl.zig (two switch arms), macos.zig (flags from the chain), gui.zig. Not touched: Messages.zig, mouse.zig, detached/*, host_io, tty.
| | * While anything moves, a notice stays in its own pane's groupGabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | Generalises vowtymmr (review): a pane sliding, zooming or opening over a neighbour covers that neighbour's notice as a closing one does. Tier 4 holds notices only while nothing moves. Shared files touched: gui.zig.
| | * A still pane's notice stays under a closing pane's tombstoneGabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | Tier 4 draws notices over every group; while a pane closes, a notice goes back to its own pane's group instead, so the tombstone sliding over it covers it as it did before stage 8. Review follow-up to stage 8. Shared files touched: gui.zig.
| | * The GUI draws in tiers from the regions; pane chrome moves with its paneGabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Stage 8 of docs/render-pipeline.md. The frame is drawn in groups: tier 0, one per track in paint order (tiers 2 and 3), tier 4 (notices, then guides and the debug box), tier 5 (bar cursors), each cells, images, decor. Decor (rules, rails, thumbs, grip marks, spines, the workspace and column rules, the bottom band, notice rules, bar cursors) is whole-pixel rects through the new decor.frag over ui.vert, so it carries its track's transition and clip. A closing pane's chrome comes from Surface.previous_regions. Deleted: taglineBaseRgb, topbarPaneBorderHeight, bottomTaglinePresent, frameChromeBg, cellBackgroundIs and the rail inference, paneGripCell's scan, transient_on, PaintPlan. One cover map (coverFrame) is marked from the layers and regions once a frame. New regions column, guide and debug; Surface.chrome is the palette, carried in wire v8 (not shipped yet), so an attached GUI draws the same chrome (test). A per-instance clip replaces the vertical transition's scissor. Goldens: 01-12 byte-identical. 13-17 differ only past the grid: the image pass left its scissor at the grid's size, cutting rule ends, rail feet and the bottom band in the leftover pixels whenever a picture was on screen. 16-debug now shows the debug box, which a context-row layer had hidden. 18-mid-transition is new: virtual clock (PARDES_TEST_CLOCK in the GUI), PanelSlide Newcol with the picture, frame 6 of 12. Also: the GUI sleeps when idle instead of polling every 16 ms, and a minimized or occluded window sleeps through animation. Tracy 'gui frame build' at 200x60: 992/1015 us median before, 989/987 us after. Shared files touched: pardes.zig (one export), detached/client.zig, detached/server.zig, detached/wire.zig (all additive), gui.zig. Not touched: Messages.zig, mouse.zig, tagline.zig, colors.zig, tty.zig, host_io.zig, dump.zig, exec.zig, panes.zig.
| | * One Layer for tags, notices, headers and bodies; a taller tag is one layer ↵Gabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | of rows; wire v8 src/Layer.zig merges TagLayer and BodyLayer. `rows` (0 = no layer) and a cursor at {x, y}. A tag of N rows is ONE layer of N grid rows: tagHit answers the row as `line`, bodyHit keeps its meaning, and the per-line layer bases (TAG_LINE_LAYER_BASE, HEADER_LINE_LAYER_BASE) are gone, not aliased. Wire v8, the one bump: tag layers carry rows and cursor y, and the frame carries the placed region list. v7 and v9 peers are refused in both directions (server test over both, a new frontend test over both). web: tag_layer_value 11 = rows, 12 = cursor y; app.mjs lays every row. macOS: the Zig side compiles against Layer; pardes.h still sees one row per tag layer (accepted, the macOS shell is ignored for now). No visual change: snapshot goldens and the 17 GUI goldens byte-identical. Shared files touched: pardes.zig, Messages.zig, gui.zig, macos.zig, detached/client.zig, detached/server.zig, detached/wire.zig (plus web.zig, app.mjs, edit.zig, look.zig). Not touched: mouse.zig, tagline.zig, colors.zig, tty.zig, dump.zig, exec.zig, host_io.zig, panes.zig.
| | * Step core animation by the shell's clock and sleep to the next wakeGabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | A shell now answers Host.now, its monotonic clock in ns, and the pump advances core animation to it: one .tick per whole 16 ms frame since core time last stood still. The same animation therefore takes the same time at 60, 120 and 144 Hz, over ssh and after a slow frame (the GUI's re-armed clock ran them ~25% slow at 144 Hz; the tty's post-frame sleep drifted). nextWake() lists every core animation in one place: a frame from now while anything moves, the end of the wait while something only waits (a message lingering, the look-hover delay), null when idle. Shells sleep exactly that long, and a wait is jumped to its end in one step, so an 800 ms linger costs one frame instead of fifty. An overshoot under 1.5 ms after a step is let go: at 60 and 120 Hz every display frame takes exactly one step (a 16 ms frame against a 16.67 ms vsync would otherwise double-step every 24th). The six tick drivers are gone: tty's timer thread only times the wait, interruptibly (a newer, shorter request cuts short a sleep still timing a longer one); the GUI's AnimationClock, web's JS tick bank (pardes_tick now takes rAF's timestamp), the detached server's and the board's ticks; grid mode steps a virtual clock straight to each wake. PARDES_TEST_CLOCK, set by the snapshot harness, gives tty and the detached server the same virtual clock. Every stepped frame is drawn. The old pump never drew the last frame of a fade (a .tick asks for no frame, and the fade was over by the check), so a theme switch stopped at 9/10 of the way until the next input: theme.golden, themesel.golden and the GUI's acme-light scene move to the theme's true colours, and nothing else changes. The frozen previous grid is captured only while a panel transition is chosen, not on every idle frame.
| | * Move the frame into draw.zig and the transitions out of layout.zigGabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Pure moves, no behaviour change. draw.zig holds the whole core frame in order: render, the pane, tag, header and notice painters it calls, and the character-effect composition (Pardes.render stays a declaration alias). Presentation.zig is the panel presentation state as a file struct, and animation.zig the easing curves, transition kinds, tracks and boxes, the character effects' sources and the generic displayed-value transition, all of which lived in layout.zig. layout.zig keeps only layout.
| * | Registers hold a value per range, and "<reg> names oneGabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Registers.zig replaces the one yank buffer: every register keeps a value per range, y fills them in document order, and p, P, R and insert Ctrl-r put value i at range i, repeating the last (helix paste_impl). "<reg> names the register for the next command; _ swallows, # numbers the ranges, . is each range's text, % the file's name, / the last s/S pattern, and + and * are the system clipboard through the ClipYank and ClipPaste paths. SPC y now writes + alone, as helix's does. The acme chords and a paste into a terminal take the default register joined by newlines. The msel-yank-paste waiver is gone. Co-Authored-By: Claude Opus 5.5 <[email protected]>
* | | Errors are said in words, and a refusal names what it takesGabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | A failure read `Del k|j: InvalidArgument`, `Kill: NoSuchCommand`, `ill-formed control message`, or nothing at all. reportError now spells an error's name as words, and the refusals name their accepted forms: pty/ctl lists its verbs, a flag file takes 1 or 0, a setting word takes on or off, Del takes k, j or nothing, Repl takes - or a language. Kill with nothing to stop says so, /focus says pane, a Look that found nothing says no match, and pty/run on a command pane says it is not a shell. A ctl write's failure has room for the Repl list and is cut between words, the Repl word at a character. Co-Authored-By: Claude Opus 5.5 <[email protected]>
* | | A command's exit is told once its output is in, by the pty's state, not a timerGabriel Schneider29 hours
|/ / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The watcher woke the host a second time 60 ms after the exit by its own clock while the grace was counted from the reap: a host busy for 10 ms missed it, and the tag said running for ever and Kill did nothing; and under load exit 0 could land before the last output. As decided, no timer: the exit is told once it is reaped and the pty says nothing is left (poll: no POLLIN, and no POLLHUP, which means the end of file is on its way behind the output), else at that end of file, checked after each chunk of output. The tty host checks inside its step so the frame shows it. The four hosts' copies are one host_io.takeExits/commandEof, which close a told command's pty at its end of file (the fd and the GUI's reader leaked when the exit came first). A finished command pane whose pty a job it left still holds is not reused, so that job is not hung up; and the reset before a reuse is SGR 0, not DECSTR, which ghostty's stream does not implement. Co-Authored-By: Claude Opus 5.5 <[email protected]>
* | Kill signals a command only while it runs, and only the pane it was meant forGabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | A signal effect carried only a slot, so a Kill followed in the same step by the pane's closing and its slot's reuse signalled the new pane's child; and a command pane whose child had exited and been reaped kept a process group id another process could take. The effect now carries the pane's serial, checked as it is performed, and a host signals no command whose exit it has recorded; the core already sends Kill only to a command it has not been told is done. Co-Authored-By: Claude Opus 5.5 <[email protected]>
* | A command pane's command is over when its process exits, not when its pty closesGabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | A job left in the background (sleep 100 &) held the pty open, so the pane stayed running and the child a zombie until the job ended; a command that closed its terminal and ran on got its end of file at once, the host waited 100 ms for an exit, reported exit ? and hung it up. Now each command's child is watched on a thread (waitid with WNOWAIT, so its pid stays its own until the host reaps it), and the host tells the core the exit from that: after the pty's end of file, so the output before the exit is in, or 50 ms after the exit without one, a job holding the pty. The pty stays open until both, so a command that let go of its terminal is never hung up by it. All four front ends; a host that cannot start the watcher reads the exit at end of file as before. Tests: host_io's for both cases, and cmdexit.snap end to end. Co-Authored-By: Claude Opus 5.5 <[email protected]>
* | A command line runs as its own command pane unless it is clicked at a ↵Gabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | shell's prompt A middle click, an exec write or a tag word that no builtin knows was typed into some terminal for the pane's directory, sharing whatever state that shell was in and answering nothing, so a misspelling vanished into a shell. Now only a line clicked at an interactive terminal's prompt is typed there. From anywhere else it runs as a command pane: a terminal whose child is $SHELL -c the line in the pane's directory, full emulation, which shows its output and then exit N from the host's reaping of the child, and stays. A finished command pane is the next command's for its directory, which runs below what it showed after a '% line' line (acme appends to +Errors and never clears it, util.c:213); a running one gets a second pane. Kill ends a command pane's whole process group, the log records run and exit, exec reads back the command pane's serial, and a line is at most 1 KB, read off the pane as the host forks rather than carried in every spawn effect. ttyForDir's search for a free shell is gone. The goldens of chordcut, cmdword and layout-open change where a file's exec now opens a command pane, and ttytaken is rewritten to exec from the terminal itself; docs/open-questions.md records the decision. Co-Authored-By: Claude Opus 5.5 <[email protected]>
* | A Restore answers its writer before hanging up, and the log records dumps ↵Gabriel Schneider29 hours
|/ | | | | | | | | | | | | | | | and restores A client that wrote Restore saw its connection cut with no answer, and could not tell a Restore from a crash. The listener now lets the writer's answer out before the cut, and cuts only the old editor's connections, refusing their requests meanwhile; a client that dials during it is the new editor's and stays. Dump logs 'dump <path>' and the restored editor's log 'restore <path>'. Keeping connections across a Restore was weighed and left: the fids name the old editor's panes and opens, so it would mean carrying serials and open records into the new one, where acme's Load only adds windows. tty's Restore also closed its shells' ptys without reaping them; it retires them now. Co-Authored-By: Claude Opus 5.5 <[email protected]>
* Kill asks the host to signal at once and says when a shell has no job to signalGabriel Schneider29 hours
| | | | | | | | | | | Kill queued a signal effect for later, so the job it saw running by its marks could have ended, and another started, before the signal went; and with job control off the job shares the shell's process group, so the host skipped it and Kill reported nothing. Kill now calls the host's kill_job while it holds the turn, and when the only job is the shell's own group says 'Kill: no job to signal', which also fails a write of Kill to ctl. Co-Authored-By: Claude Opus 5.5 <[email protected]>
* A closed terminal's shell is reaped on tty and macOS, killed if it ignores ↵Gabriel Schneider29 hours
| | | | | | | | | | | | | | | the hangup tty and macOS hung the pty up and called waitpid once without waiting, so a shell still exiting, or one that ignores SIGHUP, stayed a zombie or ran on with nobody reading it; tty also never reaped a shell that exited by itself, and its spawn into an occupied slot closed the old pty without ending the shell. host_io's retireShell says hangup, waits 100 ms on a thread (macOS has no host timer to poll from), then kills and reaps. The gui's own retired list, when full, left the slot holding the old shell and refused the next spawn into that pane; it now hands that shell to retireShell instead. Co-Authored-By: Claude Opus 5.5 <[email protected]>
* A terminal pane that closes takes its shell and pty with it, in every front endGabriel Schneider29 hours
| | | | | | | | | | | | | The detached server closed a pane's pty only when the shell was respawned, hit EOF or the session shut down, so rmdir, Del or Delcol on a terminal left its shell running with nobody to read it; the tty front end and macOS did the same. Retiring a terminal pane now emits a close_pty effect, which each host that runs shells answers by hanging the pty up and ending the shell (the detached server's and the GUI's existing retire-and-reap path, and a close plus SIGHUP in the tty and macOS shells). Co-Authored-By: Claude Opus 5.5 <[email protected]>
* File the tag code into tagline.zig and draw tags beside bodiesGabriel Schneider29 hours
| | | | | | | | | | | With tags reduced to Texts, what is left of them is the computed prefix, the default and saved tails, entering and leaving a tag and the headers: that goes to tagline.zig, as acme keeps the tag half of a window in wind.c. Tag and header drawing moves next to body drawing in body_layer.zig, and the tag hit helpers go to tag_layer.zig with the Hit they read, where sameCell now also tells the lines of a taller tag apart. The docs describe the tag as a Text. Co-Authored-By: Claude Opus 5.5 <[email protected]>
* Let the column and workspace tags take a row for each line they holdGabriel Schneider29 hours
| | | | | | | | A header is a Text like a pane's tag, so a newline typed or pasted into it should show rather than hide the lines after the first; the panes below move down to make room, as they do for a taller pane tag. Co-Authored-By: Claude Opus 5.5 <[email protected]>
* Let a pane's tag take a row for each line it holdsGabriel Schneider29 hours
| | | | | | | | | | | A tag that is a text can hold a newline, and the tagline, the body under it and the pointer all assumed one row. The pane's tag now takes a row per line (up to eight, and never the body's last row); the body starts below it, the rows a pointer counts start the body after the tag's lines, a click on any line puts the tag's cursor there, and a pixel shell gets a tag layer per line. A tag of one line draws exactly as before. Co-Authored-By: Claude Opus 5.5 <[email protected]>
* Make the column and workspace tags Texts with the pane tag's keysGabriel Schneider29 hours
| | | | | | | | | | | | | The headers had their own one-line editor with its own keys: Enter always executed, h/l and J/K moved between headers and panes, Ctrl-c/x/v cut and pasted, and TagLine refused a newline that 9P accepted. They are now Texts like a pane's tag, with no prefix and a default until edited, so normal and insert mode, undo and the look and execute keys are the body's. Moving between them is the window keys' job: Up from a pane with nothing above it reaches its column's tag and then the workspace's, Down comes back, and Left and Right walk the column tags. Co-Authored-By: Claude Opus 5.5 <[email protected]>
* Give a pane's body its own Text holding the cursor, selections, mode and undoGabriel Schneider29 hours
| | | | | | | | | | | acme keeps what edits a text in its Text (dat.h:171-190) and the window holds a body and a tag of that type. The cursor, the selections, the modal state and the edit-buffer undo move off Pane into Text.zig, Pane holds them as its body, and the edit and normal-mode operations take the Text they edit. Nothing changes in behaviour; this is the step that lets the tag become a second Text. Co-Authored-By: Claude Opus 5.5 <[email protected]>
* Give the pipe its own fields in PipeGabriel Schneider29 hours
| | | | | | | | | | | | | | Not a pure move: state moves. Pardes's `pipe_seq` and `pipe_wait` become Pipe.zig's own fields `seq` and `wait`, and Pardes embeds one as `pipe: Pipe = .{}`. pipeRequest reads only the request in flight, so it now takes `pipe: *const Pipe` and the four shells call `core.pipe.pipeRequest(id)` (their Pipe imports go away again); the other pipe functions still need the panes and keep `p: *Pardes`, writing `p.pipe.seq/wait`. Field reads in dump.zig, the shells' tests and two test files follow (`core.pipe_wait` becomes `core.pipe.wait`). No behaviour change. Co-Authored-By: Claude Opus 5.5 <[email protected]>
* Split the pipe's editor side out of selection_pipe.zig into Pipe.zigGabriel Schneider29 hours
| | | | | | | | | | | | | | | | Pure move, no behaviour change: the editor half of `|` that the earlier change put at the end of selection_pipe.zig (PendingPipe, pipeMarker, submitPipe, pipeRequest, pipeFailed, pipeCut, pipeOutput, pipeResponse, and the eight pipe tests with nextPipeEffect) now lives in its own Pipe.zig, so the pipe's editor state can become Pipe's own fields next. selection_pipe.zig goes back to exactly what it was before this series: the native runner and the boundary values the shells hand to their workers. The moved code names the runner's types as `selection_pipe.X` again, as it did in pardes.zig; callers change from `selection_pipe.submitPipe(p, ..)` to `Pipe.submitPipe(p, ..)` (pardes.zig and the four shells). Co-Authored-By: Claude Opus 5.5 <[email protected]>
* Move saving and loading a whole editor out of pardes.zig into dump.zigGabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | Pure move, no behaviour change (acme keeps dump and load in rows.c): dumpState, restore, initFromDump and initDump go verbatim to the end of dump.zig, after the dump format they read and write. Inside dump.zig the moved code's `dump.` prefix drops, so `Pane` there is the dump record; the one editor pane it names is spelled `pardes.panes.Pane`, and its other `panes.X` references become `pardes.panes.X` because dump.zig's own tests use `panes` as a local name. The methods become free functions taking `p: *Pardes`: `p.dumpState()` becomes `dump.dumpState(p)`, `core.restore(bytes)` becomes `dump.restore(core, bytes)` and `Pardes.initFromDump(..)` becomes `dump.initFromDump(..)`, in pardes.zig, the shells, layout.zig, Terminal.zig, builtins.zig and the tests (38 receiver rewrites plus the initFromDump calls). The tag-tail restore helpers stay with the tag code. Co-Authored-By: Claude Opus 5.5 <[email protected]>
* Move the message row out of pardes.zig into Messages.zigGabriel Schneider29 hours
| | | | | | | | | | | | | | | | | | | | | Pure move, no behaviour change: the Message stamp helpers, LoggedMessage, setStatus, setMessage, showMessage, dismissMessage, dismissLine, advanceMessages, advanceLine, messagesAnimating, MessageMotion, messageFrames, messageMotion, noticeText, noticeLife, blendRgb, logMessage, messageLog, reportError, the notice painters (leaderText, noticeCols, Printed, printRight), collectNotices, and the six message tests go verbatim to Messages.zig. The methods become free functions taking `p: *Pardes`. setStatus, setMessage and reportError are called from ~170 places as `p.setMessage(..)`, so Pardes keeps three declaration aliases (`pub const setMessage = Messages.setMessage;`) and those call sites stay as they are; every other call changes from `p.x(..)` to `Messages.x(p, ..)` (46 of them). The five shells' `pardes.Pardes.Message` become `pardes.Messages.Message`. The message ring's fields stay on Pardes for now; moving them into Messages is a separate change. Co-Authored-By: Claude Opus 5.5 <[email protected]>
* Move the pipe's editor side out of pardes.zig into selection_pipe.zigGabriel Schneider29 hours
| | | | | | | | | | | | | | | | | Pure move, no behaviour change: submitPipe, pipeRequest, pipeFailed, pipeCut, pipeOutput and pipeResponse, the PendingPipe they share, pipeMarker, and the eight pipe tests with their nextPipeEffect helper go verbatim to the end of selection_pipe.zig, so the whole of `|` (runner, boundary values, prompt, request and atomic edit) is one file. Inside that file the `selection_pipe.` prefix drops; the file doc now says it holds both halves. The methods become free functions taking `p: *Pardes`: the four shells' `core.pipeRequest(id)` become `selection_pipe.pipeRequest(core, id)`, and pardes.zig's two calls change the same way. pushUndo becomes pub because the pipe's edit calls it; PendingPipe.deinit becomes pub for Pardes.deinit. Co-Authored-By: Claude Opus 5.5 <[email protected]>