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fix(cua-driver): install.ps1 OSArchitecture lookup under StrictMode Latest #1631

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Merged
f-trycua merged 1 commit into from
May 21, 2026
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fix(cua-driver): install.ps1 OSArchitecture lookup under StrictMode Latest #1631

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27 changes: 22 additions & 5 deletions libs/cua-driver/scripts/install.ps1
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Original file line number Diff line number Diff line change
Expand Up @@ -156,15 +156,32 @@ function Write-ErrorStep($message) {
# shell happens to be running under WOW64.

function Get-TargetTriple {
$osArch = [System.Runtime.InteropServices.RuntimeInformation]::OSArchitecture
switch ($osArch) {
# Primary source: $env:PROCESSOR_ARCHITECTURE — always set on Windows,
# never trips StrictMode property introspection, no .NET version dependency.
# Fallback: [RuntimeInformation]::OSArchitecture — present since .NET 4.7.1
# but raises 'property cannot be found on this object' under StrictMode
# Latest on some PowerShell 5.1 setups (observed on Windows 11 24H2 with a
# fresh user account, see issue tracker).
$arch = $env:PROCESSOR_ARCHITECTURE
if (-not $arch) {
try {
$arch = ([System.Runtime.InteropServices.RuntimeInformation]::OSArchitecture).ToString()
} catch {
$arch = "unknown"
}
}
switch ($arch) {
# $env:PROCESSOR_ARCHITECTURE values
"AMD64" { return "x86_64-pc-windows-msvc" }
"ARM64" { return "aarch64-pc-windows-msvc" }
# RuntimeInformation.OSArchitecture .ToString() values (fallback path)
"X64" { return "x86_64-pc-windows-msvc" }
"Arm64" { return "aarch64-pc-windows-msvc" }
default {
Write-ErrorStep "unsupported Windows architecture: $osArch"
Write-ErrorStep " cua-driver-rs ships prebuilts for: x86_64 (X64) and arm64 (Arm64)."
Write-ErrorStep "unsupported Windows architecture: $arch"
Write-ErrorStep " cua-driver-rs ships prebuilts for: x86_64 (AMD64) and arm64 (ARM64)."
Write-ErrorStep " Please file an issue at https://github.com/trycua/cua/issues with the output of"
Write-ErrorStep " '[System.Runtime.InteropServices.RuntimeInformation]::OSArchitecture'."
Write-ErrorStep " 'echo `$env:PROCESSOR_ARCHITECTURE'."
exit 1
}
}
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