$ jake build
→ build
  cargo build --release
✓ build (2.4s)

$ jake build
[build] cargo build --release
[done] build (2.4s)

$ jake build
» build
  cargo build --release
✓ build 2.4s

$ jake build
build:
  cargo build --release
  done (2.4s)

$ jake -j4 all
→ frontend │ → backend │ → docs
✓ docs (1.2s)
✓ frontend (2.8s)
✓ backend (3.1s)
✓ all (3.1s total)

$ jake -j4 all
⠋ frontend  ⠋ backend  ⠋ docs
✓ docs      ⠙ frontend ⠙ backend
✓ docs      ✓ frontend ⠹ backend
✓ docs      ✓ frontend ✓ backend
✓ all (3.1s)

$ jake -l

build
  build       [task]  Build the application
  dist/app.js [file]  Bundle JavaScript
  clean       [task]  Remove build artifacts

test
  test        [task]  Run all tests
  test-unit   [task]  Run unit tests only

5 recipes available

$ jake -l

RECIPE        TYPE  DESCRIPTION
build         task  Build the application
dist/app.js   file  Bundle JavaScript
clean         task  Remove build artifacts
test          task  Run all tests
deploy        task  Deploy to production

$ jake -l

build - Build the application
test - Run all tests
  └─ depends on: build
deploy - Deploy to production
  └─ depends on: build, test
clean - Remove build artifacts

$ jake -l

build        Build the application
test         Run all tests
deploy       Deploy to production
clean        Remove build artifacts
dist/app.js  (file target)

$ jake buidl
error: Recipe 'buidl' not found

Did you mean: build?

Run 'jake -l' to see available recipes.

$ jake test
→ test
  npm test
✗ test (failed)

error: Command exited with code 1
  at Jakefile:12
  in task test

$ jake deploy
error: Required command not found: helm

hint: Install with: brew install helm
      or run: jake toolchain.install

$ jake deploy
error: Required environment variable not set

  AWS_ACCESS_KEY_ID       ✗ missing
  AWS_SECRET_ACCESS_KEY   ✗ missing

Set these variables or add them to .env

$ jake build
error: Parse error in Jakefile

  8 │ task build
  9 │     echo "missing colon"
    │ ^^^^ expected ':' after task name

Fix the syntax error and try again.

$ jake build
error: Cyclic dependency detected

  build → test → build
  ^^^^^^^^^^^^^^^^^^^^^^^

Remove circular dependencies.

$ jake -w build
👀 Watching src/**/*.ts
→ build
  npm run build
✓ build (0.82s)

Changed: src/index.ts
→ build
  npm run build
✓ build (0.34s)

Press Ctrl+C to stop watching

$ jake -w build
[watch] Monitoring src/**/*.ts
[build] npm run build
[done]  0.82s

[change] src/index.ts
[build] npm run build
[done]  0.34s

[watch] Press q to quit

$ jake -n deploy
[dry-run] Would execute:

→ build
  would run: cargo build --release

→ test
  would run: cargo test

→ deploy
  would run: ./deploy.sh production

3 tasks would run (not executed)

$ jake -n deploy

build (dry-run)
  $ cargo build --release

test (dry-run)
  $ cargo test

deploy (dry-run)
  $ ./deploy.sh production

$ jake -s deploy

Recipe: deploy
Type:    task
Group:   production
Desc:    Deploy to production servers
Default: no

Dependencies:
  build, test

Parameters:
  env (default: "staging")
  force (required)

Validation:
  @needs kubectl, docker, helm
  @require AWS_ACCESS_KEY_ID

Commands:
  @confirm "Deploy to production?"
  ./scripts/deploy.sh $env

$ jake -s deploy

deploy [task] production
│ Deploy to production servers
│
├─ deps:    build → test
├─ params:  env="staging", force
├─ needs:   kubectl, docker, helm
└─ require: AWS_ACCESS_KEY_ID

commands:
  @confirm "Deploy to production?"
  ./scripts/deploy.sh $env

$ jake dist/bundle.js
→ dist/bundle.js (out of date)
  changed: src/index.ts (2m ago)
  changed: src/utils.ts (5m ago)
  esbuild src/index.ts --bundle
✓ dist/bundle.js (0.42s)

$ jake dist/bundle.js
⊘ dist/bundle.js (up to date)
  last built: 2m ago
  no sources changed

$ jake deploy
→ deploy

? Deploy to production? [Y/n] █

$ jake deploy
→ deploy

? Deploy to production?
  ❯ Yes, deploy
    No, cancel

$ jake --version
{j} jake 0.2.0
A modern command runner with dependency tracking

$ jake --help

{j} jake - Modern command running
The best of Make and Just, combined.

USAGE:
  jake [OPTIONS] [RECIPE] [ARGS...]

OPTIONS:
  -l, --list      List available recipes
  -n, --dry-run   Show what would run
  -w, --watch     Watch and re-run
  -j, --jobs N    Parallel jobs