139 lines
4.1 KiB
PowerShell
139 lines
4.1 KiB
PowerShell
#!/usr/bin/env pwsh
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<#
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.SYNOPSIS
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Sets up the worktrees challenge environment.
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.DESCRIPTION
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Creates a Git repository with a feature in progress, ready for
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demonstrating the use of worktrees for parallel work.
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#>
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# Remove existing challenge directory if present
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if (Test-Path "challenge") {
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Write-Host "Removing existing challenge directory..." -ForegroundColor Yellow
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Remove-Item -Path "challenge" -Recurse -Force
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}
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# Create challenge directory
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Write-Host "Creating challenge environment..." -ForegroundColor Cyan
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New-Item -ItemType Directory -Path "challenge" | Out-Null
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Set-Location "challenge"
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# Create main repository
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New-Item -ItemType Directory -Path "main-repo" | Out-Null
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Set-Location "main-repo"
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# Initialize git repository
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git init | Out-Null
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git config user.name "Workshop User" | Out-Null
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git config user.email "user@workshop.local" | Out-Null
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# Create initial calculator with a bug
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$calculator = @"
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class Calculator {
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add(a, b) {
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return a + b;
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}
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subtract(a, b) {
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return a - b;
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}
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multiply(a, b) {
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return a * b;
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}
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// BUG: No division by zero check!
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divide(a, b) {
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return a / b;
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}
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}
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module.exports = Calculator;
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"@
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Set-Content -Path "calculator.js" -Value $calculator
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git add calculator.js
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git commit -m "Initial calculator implementation" | Out-Null
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$readme = @"
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# Calculator Project
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A simple calculator with basic operations.
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## Features
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- Addition
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- Subtraction
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- Multiplication
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- Division (has a bug!)
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"@
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Set-Content -Path "README.md" -Value $readme
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git add README.md
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git commit -m "Add README" | Out-Null
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# Create feature branch and start working on it
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git checkout -b feature-advanced-math | Out-Null
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# Add work in progress on feature branch
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$calculatorWithFeature = @"
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class Calculator {
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add(a, b) {
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return a + b;
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}
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subtract(a, b) {
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return a - b;
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}
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multiply(a, b) {
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return a * b;
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}
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// BUG: No division by zero check!
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divide(a, b) {
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return a / b;
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}
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// New feature: power function (work in progress)
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power(a, b) {
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return Math.pow(a, b);
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}
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// TODO: Add square root function
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// TODO: Add logarithm function
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}
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module.exports = Calculator;
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"@
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Set-Content -Path "calculator.js" -Value $calculatorWithFeature
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git add calculator.js
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git commit -m "Add power function (WIP: more math functions coming)" | Out-Null
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# Return to challenge directory
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Set-Location ..
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Write-Host "`n========================================" -ForegroundColor Green
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Write-Host "Challenge environment created!" -ForegroundColor Green
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Write-Host "========================================" -ForegroundColor Green
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Write-Host "`nSituation:" -ForegroundColor Cyan
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Write-Host "You're working on the 'feature-advanced-math' branch" -ForegroundColor White
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Write-Host "You have plans to add more math functions (see TODOs)" -ForegroundColor White
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Write-Host "`nUrgent: A critical bug was discovered in the divide function!" -ForegroundColor Red
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Write-Host "It doesn't check for division by zero." -ForegroundColor Red
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Write-Host "`nInstead of stashing your feature work, use a worktree:" -ForegroundColor Yellow
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Write-Host "`nYour task:" -ForegroundColor Yellow
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Write-Host "1. Navigate to main-repo: cd challenge/main-repo" -ForegroundColor White
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Write-Host "2. Create a worktree: git worktree add ../bugfix-worktree -b bugfix" -ForegroundColor White
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Write-Host "3. Go to worktree: cd ../bugfix-worktree" -ForegroundColor White
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Write-Host "4. Fix the bug in calculator.js:" -ForegroundColor White
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Write-Host " Add a check: if (b === 0) throw new Error('Division by zero');" -ForegroundColor White
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Write-Host "5. Commit the fix: git add . && git commit -m 'Fix divide by zero bug'" -ForegroundColor White
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Write-Host "6. Return to main-repo: cd ../main-repo" -ForegroundColor White
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Write-Host "7. Complete your feature: Add square root method to calculator.js" -ForegroundColor White
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Write-Host "8. Commit: git add . && git commit -m 'Add square root function'" -ForegroundColor White
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Write-Host "9. Clean up worktree: git worktree remove ../bugfix-worktree" -ForegroundColor White
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Write-Host "`nRun '../verify.ps1' from the challenge directory to check your solution.`n" -ForegroundColor Cyan
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