diff --git a/install.ps1 b/install.ps1 new file mode 100644 index 0000000..f1a36ad --- /dev/null +++ b/install.ps1 @@ -0,0 +1,92 @@ +#!/usr/bin/env pwsh + +#Requires -Version 5 +param($path = "$pwd/rustlings") + +if((Get-ExecutionPolicy) -gt 'RemoteSigned' -or (Get-ExecutionPolicy) -eq 'ByPass') { + Write-Output "PowerShell requires an execution policy of 'RemoteSigned' to run this script." + Write-Output "To make this change please run:" + Write-Output "'Set-ExecutionPolicy RemoteSigned -scope CurrentUser'" + exit 1 +} + +Write-Host "Let's get you set up with Rustlings!" + +Write-Host "Checking requirements..." +if (Get-Command git -ErrorAction SilentlyContinue) { + Write-Host "SUCCESS: Git is installed" +} else { + Write-Host "WARNING: Git does not seem to be installed." + Write-Host "Please download Git using your package manager or over https://git-scm.com/!" + exit 1 +} + +if (Get-Command rustc -ErrorAction SilentlyContinue) { + Write-Host "SUCCESS: Rust is installed" +} else { + Write-Host "WARNING: Rust does not seem to be installed." + Write-Host "Please download Rust using https://rustup.rs!" + exit 1 +} + +if (Get-Command cargo -ErrorAction SilentlyContinue) { + Write-Host "SUCCESS: Cargo is installed" +} else { + Write-Host "WARNING: Cargo does not seem to be installed." + Write-Host "Please download Rust and Cargo using https://rustup.rs!" + exit 1 +} + +# Function that compares two versions strings v1 and v2 given in arguments (e.g 1.31 and 1.33.0). +# Returns 1 if v1 > v2, 0 if v1 == v2, 2 if v1 < v2. +function vercomp($v1, $v2) { + if ($v1 -eq $v2) { + return 0 + } + + $v1 = $v1.Replace(".", "0") + $v2 = $v2.Replace(".", "0") + if ($v1.Length -gt $v2.Length) { + $v2 = $v2.PadRight($v1.Length, "0") + } else { + $v1 = $v1.PadRight($v2.Length, "0") + } + + if ($v1 -gt $v2) { + return 1 + } else { + return 2 + } +} + +$rustVersion = $(rustc --version).Split(" ")[1] +$minRustVersion = "1.31" +if ((vercomp $rustVersion $minRustVersion) -eq 2) { + Write-Host "WARNING: Rust version is too old: $rustVersion - needs at least $minRustVersion" + Write-Host "Please update Rust with 'rustup update'" + exit 1 +} else { + Write-Host "SUCCESS: Rust is up to date" +} + +Write-Host "Cloning Rustlings at $path" +git clone -q https://github.com/rust-lang/rustlings $path +if (!($LASTEXITCODE -eq 0)) { + exit 1 +} + +# UseBasicParsing is deprecated, pwsh 6 or above will automatically use it, +# but anyone running pwsh 5 will have to pass the argument. +$version = Invoke-WebRequest -UseBasicParsing https://api.github.com/repos/rust-lang/rustlings/releases/latest ` + | ConvertFrom-Json | Select-Object -ExpandProperty tag_name +Write-Host "Checking out version $version..." +Set-Location $path +git checkout -q tags/$version + +Write-Host "Installing the 'rustlings' executable..." +cargo install --force --path . +if (!(Get-Command rustlings -ErrorAction SilentlyContinue)) { + Write-Host "WARNING: Please check that you have '~/.cargo/bin' in your PATH environment variable!" +} + +Write-Host "All done! Run 'rustlings' to get started."