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feat: handle checkJs property if set in tsconfig #67

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feat: handle checkJs property if set in tsconfig #67

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a110956
feat: refactor reading tsconfig file
tkgroot Apr 4, 2024
b4ed253
feat: add handling of checkJs
tkgroot Apr 4, 2024
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26 changes: 18 additions & 8 deletions cli.js
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Original file line number Diff line number Diff line change
Expand Up @@ -26,7 +26,24 @@ const argsProjectIndex = args.findIndex(arg =>
const argsProjectValue =
argsProjectIndex !== -1 ? args[argsProjectIndex + 1] : undefined

const files = args.filter(file => /\.(ts|tsx)$/.test(file))
const removeCommentsFromJson = fileContent => {
return fileContent.replaceAll(/[(\/\*)(\/\/)](.*)/g, '')
}

// Load existing config
const tsconfigPath = argsProjectValue || resolveFromRoot('tsconfig.json')
const fileContent = fs.readFileSync(tsconfigPath, 'utf-8')
const tsconfig = JSON.parse(removeCommentsFromJson(fileContent))
const {
compilerOptions: { checkJs },
} = tsconfig

const tsOnlyRegex = /\.(ts|tsx)$/
const checkJsRegex = /\.(js|cjs|mjs|ts|tsx)$/

const files = args.filter(file =>
checkJs ? checkJsRegex.test(file) : tsOnlyRegex.test(file),
)
if (files.length === 0) {
process.exit(0)
}
Expand All @@ -37,13 +54,6 @@ if (argsProjectIndex !== -1) {
remainingArgsToForward.splice(argsProjectIndex, 2)
}

// Load existing config
const tsconfigPath = argsProjectValue || resolveFromRoot('tsconfig.json')
const tsconfigContent = fs.readFileSync(tsconfigPath).toString()
// Use 'eval' to read the JSON as regular JavaScript syntax so that comments are allowed
let tsconfig = {}
eval(`tsconfig = ${tsconfigContent}`)

// Write a temp config file
const tmpTsconfigPath = resolveFromRoot(`tsconfig.${randomChars()}.json`)
const tmpTsconfig = {
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