| 1 | #!/usr/bin/env bash |
| 2 | # Copyright (c) Meta Platforms, Inc. and affiliates. |
| 3 | # |
| 4 | # This source code is licensed under the MIT license found in the |
| 5 | # LICENSE file in the root directory of this source tree. |
| 6 | |
| 7 | set -eo pipefail |
| 8 | |
| 9 | # --- Configuration --- |
| 10 | SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)" |
| 11 | REPO_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)" |
| 12 | WORKTREE_CREATED=false |
| 13 | WORKTREE_PATH="" |
| 14 | |
| 15 | # --- Usage --- |
| 16 | usage() { |
| 17 | echo "Usage: $0 [name] [--claude] [--compiler]" |
| 18 | echo "" |
| 19 | echo "Creates a new git worktree with dependencies installed." |
| 20 | echo "" |
| 21 | echo "Arguments:" |
| 22 | echo " [name] Name for the worktree (auto-generated if not provided)" |
| 23 | echo "" |
| 24 | echo "Options:" |
| 25 | echo " --claude Launch Claude Code after setup" |
| 26 | echo " --compiler When used with --claude, launch Claude in the compiler directory" |
| 27 | exit 1 |
| 28 | } |
| 29 | |
| 30 | # --- Error handling --- |
| 31 | error() { |
| 32 | echo "Error: $1" >&2 |
| 33 | exit 1 |
| 34 | } |
| 35 | |
| 36 | # --- Cleanup on error --- |
| 37 | cleanup() { |
| 38 | if [[ "$WORKTREE_CREATED" == "true" && -n "$WORKTREE_PATH" ]]; then |
| 39 | echo "Cleaning up: removing worktree at $WORKTREE_PATH..." >&2 |
| 40 | git worktree remove "$WORKTREE_PATH" --force 2>/dev/null || true |
| 41 | fi |
| 42 | } |
| 43 | |
| 44 | trap cleanup ERR |
| 45 | |
| 46 | # --- Argument parsing --- |
| 47 | NAME="" |
| 48 | USE_CLAUDE=false |
| 49 | USE_COMPILER=false |
| 50 | |
| 51 | while [[ $# -gt 0 ]]; do |
| 52 | case "$1" in |
| 53 | --claude) |
| 54 | USE_CLAUDE=true |
| 55 | shift |
| 56 | ;; |
| 57 | --compiler) |
| 58 | USE_COMPILER=true |
| 59 | shift |
| 60 | ;; |
| 61 | -h|--help) |
| 62 | usage |
| 63 | ;; |
| 64 | -*) |
| 65 | error "Unknown option: $1" |
| 66 | ;; |
| 67 | *) |
| 68 | if [[ -z "$NAME" ]]; then |
| 69 | NAME="$1" |
| 70 | else |
| 71 | error "Unexpected argument: $1" |
| 72 | fi |
| 73 | shift |
| 74 | ;; |
| 75 | esac |
| 76 | done |
| 77 | |
| 78 | # Generate worktree name with timestamp prefix |
| 79 | TIMESTAMP=$(date +%Y-%m-%d-%H-%M-%S) |
| 80 | |
| 81 | if [[ -z "$NAME" ]]; then |
| 82 | # Word lists for random name generation |
| 83 | ADJECTIVES=( |
| 84 | "quick" "bright" "calm" "dark" "eager" "fair" "gentle" "happy" "idle" "jolly" |
| 85 | "keen" "lively" "merry" "noble" "orange" "proud" "quiet" "rapid" "silent" "tall" |
| 86 | "unique" "vivid" "warm" "young" "zealous" "ancient" "bold" "clever" "daring" "elegant" |
| 87 | "fancy" "grand" "humble" "icy" "jagged" "kind" "loud" "magic" "narrow" "odd" |
| 88 | "plain" "quaint" "rough" "sharp" "tender" "ultra" "vast" "wild" "xeric" "youthful" |
| 89 | "zesty" "agile" "brave" "crisp" "deep" |
| 90 | ) |
| 91 | NOUNS=( |
| 92 | "apple" "bear" "cloud" "dragon" "eagle" "flame" "garden" "hill" "island" "jungle" |
| 93 | "kettle" "lemon" "mountain" "night" "ocean" "panda" "quartz" "river" "storm" "tiger" |
| 94 | "umbrella" "valley" "whale" "xenon" "yarn" "zebra" "anchor" "bridge" "canyon" "desert" |
| 95 | "ember" "forest" "glacier" "harbor" "igloo" "jewel" "knight" "lantern" "meadow" "nebula" |
| 96 | "oasis" "phoenix" "quest" "rocket" "shadow" "thunder" "unity" "vortex" "willow" "xylophone" |
| 97 | "yonder" "zenith" "aurora" "beacon" "coral" |
| 98 | ) |
| 99 | |
| 100 | # Generate random name: worktree-yyyy-mm-dd-hh-mm-ss-<adjective>-<noun> |
| 101 | RANDOM_ADJ=${ADJECTIVES[$RANDOM % ${#ADJECTIVES[@]}]} |
| 102 | RANDOM_NOUN=${NOUNS[$RANDOM % ${#NOUNS[@]}]} |
| 103 | NAME="worktree-${TIMESTAMP}-${RANDOM_ADJ}-${RANDOM_NOUN}" |
| 104 | echo "Auto-generated worktree name: $NAME" |
| 105 | else |
| 106 | # Use provided name: worktree-yyyy-mm-dd-hh-mm-ss-<name> |
| 107 | NAME="worktree-${TIMESTAMP}-${NAME}" |
| 108 | echo "Worktree name: $NAME" |
| 109 | fi |
| 110 | |
| 111 | # --- Check .gitignore --- |
| 112 | if ! grep -qE '^/?\.worktrees/?$' "$REPO_ROOT/.gitignore" 2>/dev/null; then |
| 113 | error "'.worktrees' is not in .gitignore. Add it before creating worktrees." |
| 114 | fi |
| 115 | |
| 116 | # --- Check if worktree already exists --- |
| 117 | if git worktree list | grep -q "\[$NAME\]"; then |
| 118 | error "Worktree with branch name '$NAME' already exists" |
| 119 | fi |
| 120 | |
| 121 | # --- Set up worktree path --- |
| 122 | WORKTREES_DIR="$REPO_ROOT/.worktrees" |
| 123 | WORKTREE_PATH="$WORKTREES_DIR/$NAME" |
| 124 | |
| 125 | if [[ -d "$WORKTREE_PATH" ]]; then |
| 126 | error "Directory already exists at $WORKTREE_PATH" |
| 127 | fi |
| 128 | |
| 129 | # --- Create worktree --- |
| 130 | mkdir -p "$WORKTREES_DIR" |
| 131 | echo "Creating worktree '$NAME' at $WORKTREE_PATH..." |
| 132 | git worktree add "$WORKTREE_PATH" -b "$NAME" |
| 133 | WORKTREE_CREATED=true |
| 134 | |
| 135 | # --- Install dependencies --- |
| 136 | echo "Installing compiler dependencies..." |
| 137 | (cd "$WORKTREE_PATH/compiler" && yarn install) |
| 138 | |
| 139 | echo "Installing root dependencies..." |
| 140 | (cd "$WORKTREE_PATH" && yarn install) |
| 141 | |
| 142 | echo "Worktree '$NAME' created successfully at $WORKTREE_PATH" |
| 143 | |
| 144 | # --- Launch Claude (optional) --- |
| 145 | if [[ "$USE_CLAUDE" == "true" ]]; then |
| 146 | if [[ "$USE_COMPILER" == "true" ]]; then |
| 147 | echo "Launching Claude in compiler directory..." |
| 148 | cd "$WORKTREE_PATH/compiler" |
| 149 | else |
| 150 | echo "Launching Claude in worktree root..." |
| 151 | cd "$WORKTREE_PATH" |
| 152 | fi |
| 153 | exec claude |
| 154 | fi |