$ErrorActionPreference = 'Stop' $root = Split-Path -Parent $PSScriptRoot $component = Get-Content -LiteralPath (Join-Path $root 'components/TacVerification.vue') -Raw -Encoding UTF8 foreach ($token in @( 'v-show="visible"', 'id="jiapu-tac-dialog"', 'role="dialog"', 'aria-modal="true"', 'tabindex="-1"', 'aria-labelledby="jiapu-tac-title"', 'aria-describedby="jiapu-tac-description"', '@keydown.esc.stop.prevent="requestCancel"', 'class="tac-tool tac-tool--refresh"', 'aria-label="刷新安全验证"', 'class="tac-tool tac-tool--close"', 'aria-label="关闭安全验证"', 'const previousFocus = document.activeElement', 'activateFocusTrap()', 'deactivateFocusTrap(', 'event.key !== "Tab"', 'previousFocus?.focus?.()', ':deep(.slider-bottom .close-btn)', ':deep(.slider-bottom .refresh-btn)', 'min-width: 48px;', 'min-height: 48px;' )) { if (-not $component.Contains($token)) { throw "TAC 外壳无障碍预检缺少：$token" } } $logicalScript = [regex]::Match($component, '(?s)').Groups['Body'].Value foreach ($browserOnly in @('document.', 'window.', 'querySelector(')) { if ($logicalScript.Contains($browserOnly)) { throw "TAC 逻辑层不得访问浏览器专属对象：$browserOnly" } } $toolButtons = [regex]::Matches($component, '(?s)]*class="[^"]*tac-tool\b') if ($toolButtons.Count -lt 2) { throw 'TAC 外壳至少要有刷新与关闭两个原生操作' } if ([regex]::Matches($component, 'class="tac-tool tac-tool--refresh"').Count -ne 1) { throw 'TAC 刷新操作必须有唯一 owner' } if ([regex]::Matches($component, 'class="tac-tool tac-tool--close"').Count -ne 1) { throw 'TAC 关闭操作必须有唯一 owner' } Write-Output 'TAC-SHELL-ACCESSIBILITY-CONTRACT PASS'