4bd181d3cc
* fix: update to latest sapper fixes #416 * fix error and debug pages * requestIdleCallback makes column switching feel way nicer than double rAF * add export feature * add better csp info * workaround for sapper sub-page issue * clarify in readme about exporting * fix now config * switch from rIC to triple raf * style-loader is no longer used * update theming guide
19 lines
448 B
JavaScript
19 lines
448 B
JavaScript
const enabled = process.browser && performance.mark && (
|
|
process.env.NODE_ENV !== 'production' ||
|
|
(typeof location !== 'undefined' && location.search.includes('marks=true'))
|
|
)
|
|
|
|
const perf = process.browser && performance
|
|
|
|
export function mark (name) {
|
|
if (enabled) {
|
|
perf.mark(`start ${name}`)
|
|
}
|
|
}
|
|
|
|
export function stop (name) {
|
|
if (enabled) {
|
|
perf.mark(`end ${name}`)
|
|
perf.measure(name, `start ${name}`, `end ${name}`)
|
|
}
|
|
}
|