overleaf/services/web/frontend/js/features/source-editor/extensions/browser.ts
Alf Eaton 6cc2db3cdd Merge pull request #17525 from overleaf/ae-upgrade-prettier
Upgrade Prettier to v3

GitOrigin-RevId: 6f1338f196408f3edb4892d5220ad3665ff1a5bc
2024-03-26 09:04:05 +00:00

50 lines
1.6 KiB
TypeScript

// This is copied from CM6, which does not expose it publicly.
// https://github.com/codemirror/view/blob/e7918b607753588a0b2a596e952068fa008bf84c/src/browser.ts
const nav: any =
typeof navigator !== 'undefined'
? navigator
: { userAgent: '', vendor: '', platform: '' }
const doc: any =
typeof document !== 'undefined'
? document
: { documentElement: { style: {} } }
const ieEdge = /Edge\/(\d+)/.exec(nav.userAgent)
const ieUpTo10 = /MSIE \d/.test(nav.userAgent)
const ie11Up = /Trident\/(?:[7-9]|\d{2,})\..*rv:(\d+)/.exec(nav.userAgent)
const ie = !!(ieUpTo10 || ie11Up || ieEdge)
const gecko = !ie && /gecko\/(\d+)/i.test(nav.userAgent)
const chrome = !ie && /Chrome\/(\d+)/.exec(nav.userAgent)
const webkit = 'webkitFontSmoothing' in doc.documentElement.style
const safari = !ie && /Apple Computer/.test(nav.vendor)
const ios =
safari && (/Mobile\/\w+/.test(nav.userAgent) || nav.maxTouchPoints > 2)
export default {
mac: ios || /Mac/.test(nav.platform),
windows: /Win/.test(nav.platform),
linux: /Linux|X11/.test(nav.platform),
ie,
ie_version: ieUpTo10
? doc.documentMode || 6
: ie11Up
? +ie11Up[1]
: ieEdge
? +ieEdge[1]
: 0,
gecko,
gecko_version: gecko
? +(/Firefox\/(\d+)/.exec(nav.userAgent) || [0, 0])[1]
: 0,
chrome: !!chrome,
chrome_version: chrome ? +chrome[1] : 0,
ios,
android: /Android\b/.test(nav.userAgent),
webkit,
safari,
webkit_version: webkit
? +(/\bAppleWebKit\/(\d+)/.exec(navigator.userAgent) || [0, 0])[1]
: 0,
tabSize:
doc.documentElement.style.tabSize != null ? 'tab-size' : '-moz-tab-size',
}