| 1 | use std::path::PathBuf; |
| 2 | |
| 3 | use anyhow::{Context |
| 4 | use serde::Deserialize |
| 5 | |
| 6 | /// SGR reset, appended after every colored span. |
| 7 | pub const RESET: |
| 8 | |
| 9 | /// SGR bold, prefixed before headings, keys, and other emphasized spans. |
| 10 | pub const BOLD: |
| 11 | |
| 12 | fn fg(r: |
| 13 | format!("\x1b[38;2; |
| 14 | } |
| 15 | |
| 16 | fn bg(r: |
| 17 | format!("\x1b[48;2; |
| 18 | } |
| 19 | |
| 20 | /// Bold + foreground in one color role (headings, tool titles). |
| 21 | fn bold_fg(r: |
| 22 | format!("\x1b[1m |
| 23 | } |
| 24 | |
| 25 | fn parse_hex(s: |
| 26 | let s = |
| 27 | if s.len() |
| 28 | bail!("invalid color {s:? |
| 29 | } |
| 30 | let r = |
| 31 | let g = |
| 32 | let b = |
| 33 | Ok((r, |
| 34 | } |
| 35 | |
| 36 | /// Foreground ANSI sequence for a `#rrggbb` hex color (mode indicator chips). |
| 37 | pub fn fg_hex(hex |
| 38 | let (r, |
| 39 | Ok(fg( |
| 40 | } |
| 41 | |
| 42 | /// A named set of colors. Every field holds a precomputed ANSI escape |
| 43 | /// sequence; the default palette matches the classic coding-agent look. |
| 44 | #[derive(Clone |
| 45 | pub struct Theme |
| 46 | pub name: String |
| 47 | // Full-screen interface background. Grok Build paints its own background |
| 48 | // (GrokNight `bg_base` is #141414) instead of inheriting the terminal's. |
| 49 | pub bg: String |
| 50 | // Interactive chrome (dock, menu, borders, footer). |
| 51 | pub border: String |
| 52 | pub accent: String |
| 53 | pub muted: String |
| 54 | pub dim: String |
| 55 | pub text: String |
| 56 | // User message rows. |
| 57 | pub user_bg: String |
| 58 | pub user_fg: String |
| 59 | // Tool call blocks. |
| 60 | pub tool_pending_bg: String |
| 61 | pub tool_ok_bg: String |
| 62 | pub tool_err_bg: String |
| 63 | pub tool_title_fg: String |
| 64 | pub tool_call_fg: String |
| 65 | pub tool_args_fg: String |
| 66 | pub tool_out_fg: String |
| 67 | pub tool_err_fg: String |
| 68 | // Claude Code-style file diff (edit results). |
| 69 | pub diff_add_fg: String |
| 70 | pub diff_del_fg: String |
| 71 | pub diff_hunk_fg: String |
| 72 | pub diff_add_bg: String |
| 73 | pub diff_del_bg: String |
| 74 | // Sub-agent (task) nodes and the welcome box. |
| 75 | pub subagent_pending_bg: String |
| 76 | pub subagent_pending_border: String |
| 77 | pub subagent_pending_title: String |
| 78 | pub subagent_pending_body: String |
| 79 | pub subagent_ok_bg: String |
| 80 | pub subagent_ok_border: String |
| 81 | pub subagent_body_fg: String |
| 82 | // Text selection highlight. |
| 83 | pub sel_bg: String |
| 84 | pub sel_fg: String |
| 85 | // Grok Build-style centered modal card. |
| 86 | pub modal_pill_bg: String |
| 87 | pub modal_bg: String |
| 88 | pub modal_border: String |
| 89 | // Reverted-messages dock. |
| 90 | pub revert_bg: String |
| 91 | pub revert_fg: String |
| 92 | // Markdown (assistant output) colors. |
| 93 | pub md_text: String |
| 94 | pub md_accent: String |
| 95 | pub md_green: String |
| 96 | pub md_orange: String |
| 97 | pub md_gray: String |
| 98 | pub md_dim: String |
| 99 | pub md_link: String |
| 100 | } |
| 101 | |
| 102 | impl Default for Theme |
| 103 | fn default() -> |
| 104 | Theme { |
| 105 | name: "default". |
| 106 | bg: bg(0x14 |
| 107 | border: fg(0x50 |
| 108 | accent: fg(0x8a |
| 109 | muted: fg(0x80 |
| 110 | dim: fg(0x66 |
| 111 | text: fg(0xd4 |
| 112 | user_bg: bg(0x34 |
| 113 | user_fg: fg(0xd4 |
| 114 | tool_pending_bg: bg(0x28 |
| 115 | tool_ok_bg: bg(0x28 |
| 116 | tool_err_bg: bg(0x3c |
| 117 | tool_title_fg: bold_fg(0xd4 |
| 118 | tool_call_fg: fg(0x8a |
| 119 | tool_args_fg: fg(0x66 |
| 120 | tool_out_fg: fg(0x80 |
| 121 | tool_err_fg: fg(0xff |
| 122 | diff_add_fg: fg(0x7e |
| 123 | diff_del_fg: fg(0xff |
| 124 | diff_hunk_fg: fg(0x79 |
| 125 | diff_add_bg: bg(0x1b |
| 126 | diff_del_bg: bg(0x3c |
| 127 | subagent_pending_bg: bg(0x22 |
| 128 | subagent_pending_border: fg(0x7e |
| 129 | subagent_pending_title: fg(0xcb |
| 130 | subagent_pending_body: fg(0x96 |
| 131 | subagent_ok_bg: bg(0x1e |
| 132 | subagent_ok_border: fg(0x70 |
| 133 | subagent_body_fg: fg(0x96 |
| 134 | sel_bg: bg(0x00 |
| 135 | sel_fg: fg(0xff |
| 136 | modal_pill_bg: bg(0x30 |
| 137 | modal_bg: bg(0x1f |
| 138 | modal_border: fg(0x52 |
| 139 | revert_bg: bg(0x32 |
| 140 | revert_fg: fg(0x80 |
| 141 | md_text: fg(0xd4 |
| 142 | md_accent: fg(0x8a |
| 143 | md_green: fg(0xb5 |
| 144 | md_orange: bold_fg(0xf0 |
| 145 | md_gray: fg(0x80 |
| 146 | md_dim: fg(0x66 |
| 147 | md_link: fg(0x81 |
| 148 | } |
| 149 | } |
| 150 | } |
| 151 | |
| 152 | /// Partial, user-supplied theme. Every field is optional and falls back to |
| 153 | /// the default theme. Values are 6-digit hex strings (`#rrggbb`). |
| 154 | #[derive(Deserialize |
| 155 | #[serde(default)] |
| 156 | struct ThemeSpec { |
| 157 | name: Option |
| 158 | bg: Option |
| 159 | border: Option |
| 160 | accent: Option |
| 161 | muted: Option |
| 162 | dim: Option |
| 163 | text: Option |
| 164 | user_bg: Option |
| 165 | user_fg: Option |
| 166 | tool_pending_bg: Option |
| 167 | tool_ok_bg: Option |
| 168 | tool_err_bg: Option |
| 169 | tool_title_fg: Option |
| 170 | tool_call_fg: Option |
| 171 | tool_args_fg: Option |
| 172 | tool_out_fg: Option |
| 173 | tool_err_fg: Option |
| 174 | diff_add_fg: Option |
| 175 | diff_del_fg: Option |
| 176 | diff_hunk_fg: Option |
| 177 | diff_add_bg: Option |
| 178 | diff_del_bg: Option |
| 179 | subagent_pending_bg: Option |
| 180 | subagent_pending_border: Option |
| 181 | subagent_pending_title: Option |
| 182 | subagent_pending_body: Option |
| 183 | subagent_ok_bg: Option |
| 184 | subagent_ok_border: Option |
| 185 | subagent_body_fg: Option |
| 186 | sel_bg: Option |
| 187 | sel_fg: Option |
| 188 | modal_pill_bg: Option |
| 189 | modal_bg: Option |
| 190 | modal_border: Option |
| 191 | revert_bg: Option |
| 192 | revert_fg: Option |
| 193 | md_text: Option |
| 194 | md_accent: Option |
| 195 | md_green: Option |
| 196 | md_orange: Option |
| 197 | md_gray: Option |
| 198 | md_dim: Option |
| 199 | md_link: Option |
| 200 | } |
| 201 | |
| 202 | impl Theme { |
| 203 | fn apply(&mut |
| 204 | macro_rules! fg_field |
| 205 | ($field:ident) |
| 206 | if let Some |
| 207 | let (r, |
| 208 | self.$field = |
| 209 | } |
| 210 | }; |
| 211 | } |
| 212 | macro_rules! bg_field |
| 213 | ($field:ident) |
| 214 | if let Some |
| 215 | let (r, |
| 216 | self.$field = |
| 217 | } |
| 218 | }; |
| 219 | } |
| 220 | macro_rules! bold_field |
| 221 | ($field:ident) |
| 222 | if let Some |
| 223 | let (r, |
| 224 | self.$field = |
| 225 | } |
| 226 | }; |
| 227 | } |
| 228 | fg_field!(border); |
| 229 | bg_field!(bg); |
| 230 | fg_field!(accent); |
| 231 | fg_field!(muted); |
| 232 | fg_field!(dim); |
| 233 | fg_field!(text); |
| 234 | bg_field!(user_bg); |
| 235 | fg_field!(user_fg); |
| 236 | bg_field!(tool_pending_bg); |
| 237 | bg_field!(tool_ok_bg); |
| 238 | bg_field!(tool_err_bg); |
| 239 | bold_field!(tool_title_fg); |
| 240 | fg_field!(tool_call_fg); |
| 241 | fg_field!(tool_args_fg); |
| 242 | fg_field!(tool_out_fg); |
| 243 | fg_field!(tool_err_fg); |
| 244 | fg_field!(diff_add_fg); |
| 245 | fg_field!(diff_del_fg); |
| 246 | fg_field!(diff_hunk_fg); |
| 247 | bg_field!(diff_add_bg); |
| 248 | bg_field!(diff_del_bg); |
| 249 | bg_field!(subagent_pending_bg); |
| 250 | fg_field!(subagent_pending_border); |
| 251 | fg_field!(subagent_pending_title); |
| 252 | fg_field!(subagent_pending_body); |
| 253 | bg_field!(subagent_ok_bg); |
| 254 | fg_field!(subagent_ok_border); |
| 255 | fg_field!(subagent_body_fg); |
| 256 | bg_field!(sel_bg); |
| 257 | fg_field!(sel_fg); |
| 258 | bg_field!(modal_pill_bg); |
| 259 | bg_field!(modal_bg); |
| 260 | fg_field!(modal_border); |
| 261 | bg_field!(revert_bg); |
| 262 | fg_field!(revert_fg); |
| 263 | fg_field!(md_text); |
| 264 | fg_field!(md_accent); |
| 265 | fg_field!(md_green); |
| 266 | bold_field!(md_orange); |
| 267 | fg_field!(md_gray); |
| 268 | fg_field!(md_dim); |
| 269 | fg_field!(md_link); |
| 270 | Ok(()) |
| 271 | } |
| 272 | |
| 273 | fn from_spec(spec: |
| 274 | let mut t |
| 275 | t.apply(spec |
| 276 | t.name = spec |
| 277 | .name |
| 278 | .clone() |
| 279 | .unwrap_or_else(|| fallback_name |
| 280 | Ok(t) |
| 281 | } |
| 282 | } |
| 283 | |
| 284 | /// Compact builder for a fully-specified built-in theme spec: every field is |
| 285 | /// set to a 6-digit hex string, so each palette repaints the entire UI |
| 286 | /// (background included) rather than falling back to the default theme. |
| 287 | macro_rules! spec { |
| 288 | ($name:expr, |
| 289 | ThemeSpec { |
| 290 | name: Some |
| 291 | $($field: Some |
| 292 | ..ThemeSpec::default |
| 293 | } |
| 294 | }; |
| 295 | } |
| 296 | |
| 297 | /// Popular editor/terminal palettes, shipped as built-in themes. Each one |
| 298 | /// overrides every color role, including the full-screen `bg`. |
| 299 | fn builtin_specs() -> Vec |
| 300 | vec![ |
| 301 | spec!("dracula", |
| 302 | bg: "#282a36", |
| 303 | muted: "#6272a4", |
| 304 | user_bg: "#343746", |
| 305 | tool_pending_bg: "#21222c", |
| 306 | tool_title_fg: "#f8f8f2", |
| 307 | tool_out_fg: "#8f97ad", |
| 308 | diff_add_fg: "#50fa7b", |
| 309 | diff_add_bg: "#1e3527", |
| 310 | subagent_pending_bg: "#2b2d3e", |
| 311 | subagent_pending_title: "#bd93f9", |
| 312 | subagent_ok_bg: "#1e3527", |
| 313 | subagent_body_fg: "#8f97ad", |
| 314 | sel_bg: "#44475a", |
| 315 | modal_pill_bg: "#343746", |
| 316 | revert_bg: "#2e3042", |
| 317 | md_text: "#f8f8f2", |
| 318 | md_orange: "#ffb86c", |
| 319 | md_link: "#8be9fd", |
| 320 | }), |
| 321 | spec!("one-dark", |
| 322 | bg: "#282c34", |
| 323 | muted: "#5c6370", |
| 324 | user_bg: "#31363f", |
| 325 | tool_pending_bg: "#21252b", |
| 326 | tool_title_fg: "#d7dae0", |
| 327 | tool_out_fg: "#7f848e", |
| 328 | diff_add_fg: "#98c379", |
| 329 | diff_add_bg: "#243028", |
| 330 | subagent_pending_bg: "#2e3340", |
| 331 | subagent_pending_title: "#c678dd", |
| 332 | subagent_ok_bg: "#243028", |
| 333 | subagent_body_fg: "#7f848e", |
| 334 | sel_bg: "#3e4451", |
| 335 | modal_pill_bg: "#353b45", |
| 336 | revert_bg: "#31363f", |
| 337 | md_text: "#abb2bf", |
| 338 | md_orange: "#d19a66", |
| 339 | md_link: "#56b6c2", |
| 340 | }), |
| 341 | spec!("gruvbox-dark", |
| 342 | bg: "#282828", |
| 343 | muted: "#928374", |
| 344 | user_bg: "#32302f", |
| 345 | tool_pending_bg: "#1d2021", |
| 346 | tool_title_fg: "#fbf1c7", |
| 347 | tool_out_fg: "#a89984", |
| 348 | diff_add_fg: "#b8bb26", |
| 349 | diff_add_bg: "#2a3220", |
| 350 | subagent_pending_bg: "#2f2b26", |
| 351 | subagent_pending_title: "#d3869b", |
| 352 | subagent_ok_bg: "#2a3220", |
| 353 | subagent_body_fg: "#a89984", |
| 354 | sel_bg: "#504945", |
| 355 | modal_pill_bg: "#3c3836", |
| 356 | revert_bg: "#34302c", |
| 357 | md_text: "#ebdbb2", |
| 358 | md_orange: "#fe8019", |
| 359 | md_link: "#458588", |
| 360 | }), |
| 361 | spec!("solarized-dark", |
| 362 | bg: "#002b36", |
| 363 | muted: "#586e75", |
| 364 | user_bg: "#073642", |
| 365 | tool_pending_bg: "#00212b", |
| 366 | tool_title_fg: "#eee8d5", |
| 367 | tool_out_fg: "#6e8b92", |
| 368 | diff_add_fg: "#859900", |
| 369 | diff_add_bg: "#0b3527", |
| 370 | subagent_pending_bg: "#063642", |
| 371 | subagent_pending_title: "#6c71c4", |
| 372 | subagent_ok_bg: "#0b3527", |
| 373 | subagent_body_fg: "#6e8b92", |
| 374 | sel_bg: "#073642", |
| 375 | modal_pill_bg: "#083f49", |
| 376 | revert_bg: "#0a3540", |
| 377 | md_text: "#93a1a1", |
| 378 | md_orange: "#cb4b16", |
| 379 | md_link: "#2aa198", |
| 380 | }), |
| 381 | spec!("nord", |
| 382 | bg: "#2e3440", |
| 383 | muted: "#616e88", |
| 384 | user_bg: "#3b4252", |
| 385 | tool_pending_bg: "#272c37", |
| 386 | tool_title_fg: "#eceff4", |
| 387 | tool_out_fg: "#8b96ac", |
| 388 | diff_add_fg: "#a3be8c", |
| 389 | diff_add_bg: "#2e3c31", |
| 390 | subagent_pending_bg: "#373e4d", |
| 391 | subagent_pending_title: "#b48ead", |
| 392 | subagent_ok_bg: "#2e3c31", |
| 393 | subagent_body_fg: "#8b96ac", |
| 394 | sel_bg: "#434c5e", |
| 395 | modal_pill_bg: "#3b4252", |
| 396 | revert_bg: "#394150", |
| 397 | md_text: "#d8dee9", |
| 398 | md_orange: "#d08770", |
| 399 | md_link: "#81a1c1", |
| 400 | }), |
| 401 | spec!("tokyo-night", |
| 402 | bg: "#1a1b26", |
| 403 | muted: "#565f89", |
| 404 | user_bg: "#24283b", |
| 405 | tool_pending_bg: "#16161e", |
| 406 | tool_title_fg: "#dbe1f5", |
| 407 | tool_out_fg: "#79809f", |
| 408 | diff_add_fg: "#9ece6a", |
| 409 | diff_add_bg: "#223020", |
| 410 | subagent_pending_bg: "#24283b", |
| 411 | subagent_pending_title: "#bb9af7", |
| 412 | subagent_ok_bg: "#223020", |
| 413 | subagent_body_fg: "#79809f", |
| 414 | sel_bg: "#414868", |
| 415 | modal_pill_bg: "#292e42", |
| 416 | revert_bg: "#24283b", |
| 417 | md_text: "#c0caf5", |
| 418 | md_orange: "#e0af68", |
| 419 | md_link: "#7dcfff", |
| 420 | }), |
| 421 | spec!("catppuccin-mocha", |
| 422 | bg: "#1e1e2e", |
| 423 | muted: "#6c7086", |
| 424 | user_bg: "#313244", |
| 425 | tool_pending_bg: "#181825", |
| 426 | tool_title_fg: "#cdd6f4", |
| 427 | tool_out_fg: "#a6adc8", |
| 428 | diff_add_fg: "#a6e3a1", |
| 429 | diff_add_bg: "#24352b", |
| 430 | subagent_pending_bg: "#313244", |
| 431 | subagent_pending_title: "#cba6f7", |
| 432 | subagent_ok_bg: "#24352b", |
| 433 | subagent_body_fg: "#a6adc8", |
| 434 | sel_bg: "#585b70", |
| 435 | modal_pill_bg: "#313244", |
| 436 | revert_bg: "#282a3c", |
| 437 | md_text: "#cdd6f4", |
| 438 | md_orange: "#fab387", |
| 439 | md_link: "#89dceb", |
| 440 | }), |
| 441 | spec!("monokai", |
| 442 | bg: "#272822", |
| 443 | muted: "#75715e", |
| 444 | user_bg: "#34352f", |
| 445 | tool_pending_bg: "#1d1e19", |
| 446 | tool_title_fg: "#f8f8f2", |
| 447 | tool_out_fg: "#a59f88", |
| 448 | diff_add_fg: "#a6e22e", |
| 449 | diff_add_bg: "#2a331c", |
| 450 | subagent_pending_bg: "#2f2f28", |
| 451 | subagent_pending_title: "#ae81ff", |
| 452 | subagent_ok_bg: "#2a331c", |
| 453 | subagent_body_fg: "#a59f88", |
| 454 | sel_bg: "#49483e", |
| 455 | modal_pill_bg: "#34352f", |
| 456 | revert_bg: "#2e2f28", |
| 457 | md_text: "#f8f8f2", |
| 458 | md_orange: "#fd971f", |
| 459 | md_link: "#66d9ef", |
| 460 | }), |
| 461 | spec!("github-dark", |
| 462 | bg: "#0d1117", |
| 463 | muted: "#8b949e", |
| 464 | user_bg: "#161b22", |
| 465 | tool_pending_bg: "#0a0f16", |
| 466 | tool_title_fg: "#e6edf3", |
| 467 | tool_out_fg: "#9aa4ad", |
| 468 | diff_add_fg: "#3fb950", |
| 469 | diff_add_bg: "#132b1d", |
| 470 | subagent_pending_bg: "#161b22", |
| 471 | subagent_pending_title: "#a371f7", |
| 472 | subagent_ok_bg: "#132b1d", |
| 473 | subagent_body_fg: "#9aa4ad", |
| 474 | sel_bg: "#1f6feb", |
| 475 | modal_pill_bg: "#21262d", |
| 476 | revert_bg: "#1b2128", |
| 477 | md_text: "#e6edf3", |
| 478 | md_orange: "#d29922", |
| 479 | md_link: "#79c0ff", |
| 480 | }), |
| 481 | spec!("rose-pine", |
| 482 | bg: "#191724", |
| 483 | muted: "#6e6a86", |
| 484 | user_bg: "#1f1d2e", |
| 485 | tool_pending_bg: "#131220", |
| 486 | tool_title_fg: "#e0def4", |
| 487 | tool_out_fg: "#908caa", |
| 488 | diff_add_fg: "#9ccfd8", |
| 489 | diff_add_bg: "#152a2e", |
| 490 | subagent_pending_bg: "#1f1d2e", |
| 491 | subagent_pending_title: "#f6c177", |
| 492 | subagent_ok_bg: "#152a2e", |
| 493 | subagent_body_fg: "#908caa", |
| 494 | sel_bg: "#524f67", |
| 495 | modal_pill_bg: "#26233a", |
| 496 | revert_bg: "#211f2e", |
| 497 | md_text: "#e0def4", |
| 498 | md_orange: "#f6c177", |
| 499 | md_link: "#ebbcba", |
| 500 | }), |
| 501 | spec!("cursor", |
| 502 | bg: "#181818", |
| 503 | muted: "#7f848e", |
| 504 | user_bg: "#141414", |
| 505 | tool_pending_bg: "#1f1f1f", |
| 506 | tool_title_fg: "#f0f0f0", |
| 507 | tool_out_fg: "#9d9d9d", |
| 508 | diff_add_fg: "#3fa266", |
| 509 | diff_add_bg: "#14251d", |
| 510 | subagent_pending_bg: "#1b1b22", |
| 511 | subagent_pending_title: "#a855f7", |
| 512 | subagent_ok_bg: "#14251d", |
| 513 | subagent_body_fg: "#8a8a9a", |
| 514 | sel_bg: "#163761", |
| 515 | modal_pill_bg: "#202020", |
| 516 | revert_bg: "#1c1c1c", |
| 517 | md_text: "#e4e4e4", |
| 518 | md_orange: "#f5a623", |
| 519 | md_link: "#4d9eff", |
| 520 | }), |
| 521 | ] |
| 522 | } |
| 523 | |
| 524 | /// The built-in popular palettes, resolved to ready-to-use themes. |
| 525 | pub fn builtin() |
| 526 | builtin_specs() |
| 527 | .iter() |
| 528 | .map(|s| |
| 529 | .collect() |
| 530 | } |
| 531 | |
| 532 | /// Directory users drop `.json` theme files into: `~/.coding-agent/themes/`. |
| 533 | pub fn themes_dir() |
| 534 | let home = |
| 535 | PathBuf::from( |
| 536 | } |
| 537 | |
| 538 | /// Load every user theme from the themes directory. Invalid files are |
| 539 | /// skipped with a warning instead of failing the whole launch. |
| 540 | pub fn load_custom() |
| 541 | let dir = |
| 542 | let mut out |
| 543 | if !dir.is_dir |
| 544 | return Ok(out |
| 545 | } |
| 546 | let mut entries |
| 547 | .with_context(|| format! |
| 548 | .collect::<std:: |
| 549 | entries.sort_by_key(|e |
| 550 | for entry in entries |
| 551 | let path = |
| 552 | if path.extension() |
| 553 | continue; |
| 554 | } |
| 555 | let stem = |
| 556 | .file_stem() |
| 557 | .and_then(|s| |
| 558 | .unwrap_or("theme") |
| 559 | .to_string(); |
| 560 | let raw = |
| 561 | Ok(raw) |
| 562 | Err(e) |
| 563 | eprintln!("warning: cannot read theme {}: |
| 564 | continue; |
| 565 | } |
| 566 | }; |
| 567 | let spec: ThemeSpec |
| 568 | Ok(s) |
| 569 | Err(e) |
| 570 | eprintln!("warning: skipping theme {}: |
| 571 | continue; |
| 572 | } |
| 573 | }; |
| 574 | match Theme::from_spec |
| 575 | Ok(t) |
| 576 | Err(e) |
| 577 | } |
| 578 | } |
| 579 | Ok(out) |
| 580 | } |
| 581 | |
| 582 | /// Names of all selectable themes: the built-in "default", the popular |
| 583 | /// built-in palettes, then user themes from the themes directory. |
| 584 | pub fn list_available() |
| 585 | let mut names |
| 586 | names.insert(0, |
| 587 | for t in load_custom |
| 588 | if !names.contains |
| 589 | names.push(t |
| 590 | } |
| 591 | } |
| 592 | names |
| 593 | } |
| 594 | |
| 595 | /// Resolve a theme by name: "default", a built-in palette, or a user theme. |
| 596 | /// Built-in names win over custom files with the same name. |
| 597 | pub fn resolve(name |
| 598 | let name = |
| 599 | if name.is_empty() |
| 600 | return Ok(Theme |
| 601 | } |
| 602 | for t in builtin |
| 603 | if t.name == |
| 604 | return Ok(t |
| 605 | } |
| 606 | } |
| 607 | for t in load_custom |
| 608 | if t.name == |
| 609 | return Ok(t |
| 610 | } |
| 611 | } |
| 612 | bail!( |
| 613 | "unknown theme '{name}' — available: {}", |
| 614 | list_available().join(" |
| 615 | ); |
| 616 | } |
| 617 | |
| 618 | /// The active theme: the persisted setting (see `/theme`), defaulting to |
| 619 | /// the built-in palette. |
| 620 | pub fn current(conn |
| 621 | let name = |
| 622 | resolve(&name) |
| 623 | } |
| 624 | |
| 625 | #[cfg(test)] |
| 626 | mod tests { |
| 627 | use super::*; |
| 628 | |
| 629 | #[test] |
| 630 | fn default_theme_keeps_classic_ansi() { |
| 631 | let t = |
| 632 | assert_eq!(t.border |
| 633 | assert_eq!(t.bg |
| 634 | assert_eq!(t.accent |
| 635 | assert_eq!(t.user_bg |
| 636 | assert_eq!(t.tool_title_fg |
| 637 | assert_eq!(t.md_orange |
| 638 | assert_eq!(t.md_green |
| 639 | assert_eq!(t.diff_add_fg |
| 640 | assert_eq!(t.diff_del_fg |
| 641 | assert_eq!(t.diff_hunk_fg |
| 642 | assert_eq!(t.modal_pill_bg |
| 643 | assert_eq!(t.modal_bg |
| 644 | assert_eq!(t.modal_border |
| 645 | } |
| 646 | #[test] |
| 647 | fn partial_spec_merges_over_default() { |
| 648 | let spec: ThemeSpec |
| 649 | let t = |
| 650 | assert_eq!(t.name |
| 651 | assert_eq!(t.accent |
| 652 | // Unspecified colors stay at the default. |
| 653 | assert_eq!(t.border |
| 654 | assert_eq!(t.md_gray |
| 655 | } |
| 656 | |
| 657 | #[test] |
| 658 | fn spec_name_overrides_filename() { |
| 659 | let spec: ThemeSpec |
| 660 | let t = |
| 661 | assert_eq!(t.name |
| 662 | } |
| 663 | |
| 664 | #[test] |
| 665 | fn bg_field_paints_interface_background() { |
| 666 | let spec: ThemeSpec |
| 667 | let t = |
| 668 | assert_eq!(t.bg |
| 669 | // Unspecified fields still fall back to the default. |
| 670 | assert_eq!(t.text |
| 671 | } |
| 672 | |
| 673 | #[test] |
| 674 | fn hex_parsing_rejects_bad_values() { |
| 675 | assert!(parse_hex(" |
| 676 | assert!(parse_hex(" |
| 677 | assert!(parse_hex(" |
| 678 | assert!(parse_hex(" |
| 679 | assert!(parse_hex(" |
| 680 | } |
| 681 | |
| 682 | #[test] |
| 683 | fn unknown_theme_resolve_fails_with_helpful_error() { |
| 684 | let err = |
| 685 | assert!(err.to_string |
| 686 | } |
| 687 | |
| 688 | #[test] |
| 689 | fn builtin_themes_repaint_everything_including_bg() { |
| 690 | let themes = |
| 691 | assert!(themes.len |
| 692 | let default = |
| 693 | let names: Vec |
| 694 | // Every palette paints its own full-screen background. |
| 695 | for t in & |
| 696 | assert_ne!(t.bg |
| 697 | // And fills in every color role so no default leakage remains. |
| 698 | assert!( |
| 699 | !t.border.is_empty |
| 700 | && !t.accent. |
| 701 | && !t.text. |
| 702 | && !t.user_bg. |
| 703 | && !t.tool_ok_bg. |
| 704 | && !t.tool_err_bg. |
| 705 | && !t.diff_add_fg. |
| 706 | && !t.modal_bg. |
| 707 | && !t.revert_bg. |
| 708 | && !t.md_text. |
| 709 | && !t.md_link. |
| 710 | "{} is missing colors", |
| 711 | t.name |
| 712 | ); |
| 713 | } |
| 714 | // Names are unique. |
| 715 | let mut sorted |
| 716 | sorted.sort(); |
| 717 | sorted.dedup(); |
| 718 | assert_eq!(sorted.len |
| 719 | } |
| 720 | |
| 721 | #[test] |
| 722 | fn builtin_themes_resolve_by_name() { |
| 723 | for t in builtin |
| 724 | let r = |
| 725 | assert_eq!(r.name |
| 726 | assert_eq!(r.bg |
| 727 | } |
| 728 | assert!(list_available() |
| 729 | assert!(list_available() |
| 730 | assert!(list_available() |
| 731 | } |
| 732 | } |