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fix: ensure code exists inside pre before adding clipboard

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This commit is contained in:
Jacky Zhao 2023-08-20 15:38:37 -07:00
parent 3eba87a512
commit 3b9ed2ab7b
1 changed files with 22 additions and 20 deletions
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42
quartz/components/scripts/clipboard.inline.ts
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@ -7,25 +7,27 @@ document.addEventListener("nav", () => {
const els = document.getElementsByTagName("pre") const els = document.getElementsByTagName("pre")
for (let i = 0; i < els.length; i++) { for (let i = 0; i < els.length; i++) {
const codeBlock = els[i].getElementsByTagName("code")[0] const codeBlock = els[i].getElementsByTagName("code")[0]
const source = codeBlock.innerText.replace(/\n\n/g, "\n") if (codeBlock) {
const button = document.createElement("button") const source = codeBlock.innerText.replace(/\n\n/g, "\n")
button.className = "clipboard-button" const button = document.createElement("button")
button.type = "button" button.className = "clipboard-button"
button.innerHTML = svgCopy button.type = "button"
button.ariaLabel = "Copy source" button.innerHTML = svgCopy
button.addEventListener("click", () => { button.ariaLabel = "Copy source"
navigator.clipboard.writeText(source).then( button.addEventListener("click", () => {
() => { navigator.clipboard.writeText(source).then(
button.blur() () => {
button.innerHTML = svgCheck button.blur()
setTimeout(() => { button.innerHTML = svgCheck
button.innerHTML = svgCopy setTimeout(() => {
button.style.borderColor = "" button.innerHTML = svgCopy
}, 2000) button.style.borderColor = ""
}, }, 2000)
(error) => console.error(error), },
) (error) => console.error(error),
}) )
els[i].prepend(button) })
els[i].prepend(button)
}
} }
}) })