no-muse/musescore-downloader
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style: strict null checks

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This commit is contained in:
Xmader 2020-05-18 16:33:15 -04:00
parent 435c4427f3
commit ccab1b1e6c
1 changed files with 11 additions and 9 deletions
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20
src/main.ts
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@ -21,7 +21,7 @@ const generatePDF = async (imgURLs: string[], imgType: 'svg' | 'png', name?: str
return saveAs(pdfBlob, `${name}.pdf`)
}
const cachedImg: HTMLImageElement = document.querySelector('img[src*=score_]')
const cachedImg = document.querySelector('img[src*=score_]') as HTMLImageElement
const { naturalWidth: width, naturalHeight: height } = cachedImg
const worker = new PDFWorkerHelper()
@ -41,11 +41,12 @@ const getPagesNumber = (scorePlayerData: ScorePlayerData): number => {
}
}
const getImgType = (): 'svg' | 'png' => {
const getImgType = (): 'svg' | 'png' | null => {
try {
const imgE: HTMLImageElement = document.querySelector('img[src*=score_]')
const imgE = document.querySelector('img[src*=score_]') as HTMLImageElement
const { pathname } = new URL(imgE.src)
const imgtype = pathname.match(/\.(\w+)$/)[1]
// eslint-disable-next-line @typescript-eslint/no-non-null-assertion
const imgtype = pathname.match(/\.(\w+)$/)![1]
return imgtype as 'svg' | 'png'
} catch (_) {
return null
@ -105,7 +106,7 @@ const main = (): void => {
// fix the icon of the download btn
// if the `downloadBtn` seleted was a `Print` btn, replace the `print` icon with the `download` icon
const svgPath: SVGPathElement = downloadBtn.querySelector('svg > path')
const svgPath: SVGPathElement | null = downloadBtn.querySelector('svg > path')
if (svgPath) {
svgPath.setAttribute('d', 'M9.6 2.4h4.8V12h2.784l-5.18 5.18L6.823 12H9.6V2.4zM19.2 19.2H4.8v2.4h14.4v-2.4z')
}
@ -136,8 +137,9 @@ const main = (): void => {
}
const textNode = [...btn.childNodes].find((x) => {
return x.textContent.includes('Download') || x.textContent.includes('Print')
})
const txt = x.textContent as string
return txt.includes('Download') || txt.includes('Print')
}) as Node
textNode.textContent = `Download ${name}`
return {
@ -183,7 +185,7 @@ const main = (): void => {
btn.onclick = null
textNode.textContent = PROCESSING_TEXT
const w = window.open('')
const w = window.open('') as Window
const txt = document.createTextNode(PROCESSING_TEXT)
w.document.body.append(txt)
@ -237,7 +239,7 @@ const main = (): void => {
w.document.body.append(fieldset)
submitBtn.onclick = async (): Promise<void> => {
const checked: HTMLInputElement = fieldset.querySelector('input:checked')
const checked = fieldset.querySelector('input:checked') as HTMLInputElement
const id = checked.value
await score.setExcerptId(id)