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{ | ||
"require": ["./register.js", "source-map-support/register"], | ||
"reporter": "dot" | ||
} |
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lts/hydrogen | ||
v18.16.0 |
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{ | ||
"extends": "@istanbuljs/nyc-config-typescript", | ||
"exclude": [ | ||
"node_modules/", | ||
"**/src/backend/common/schema/**", | ||
"**/src/backend/tests/**", | ||
"register.js", | ||
"**/src/server/**/*.d.ts", | ||
"**/src/client/**" | ||
], | ||
"include": [ | ||
"**/src/backend/**/*.ts", | ||
"**/src/**/backend/*.js", | ||
"**/src/**/backend/*.js.map" | ||
], | ||
"extension": [ | ||
".ts" | ||
], | ||
"reporter": [ | ||
"text-summary", | ||
"html" | ||
], | ||
"report-dir": "./coverage" | ||
} |
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import {API, Collection, FileInfo, Options} from 'jscodeshift'; | ||
import path from 'path'; | ||
import fs from 'fs'; | ||
|
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export type TransformFrom = 'none' | 'any' | string; | ||
export type TransformTo = 'none' | 'any' | string; | ||
export type ImportTypes = 'any' | 'relative' | 'alias'; | ||
|
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const base = process.cwd(); | ||
export default function transformer( | ||
file: FileInfo, | ||
{ jscodeshift: j }: API, | ||
options: Options, | ||
) { | ||
|
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const tf = options.transformFrom as string | undefined; | ||
if(tf === undefined) { | ||
throw new Error(`arg '--transformFrom' must be defined.`); | ||
} | ||
const transformFrom = tf.split(',').map(x => x.toLocaleLowerCase()) as TransformFrom[]; | ||
const tfIsAny = transformFrom.includes('any'); | ||
|
||
const tt = options.transformTo as string | undefined; | ||
if(tt === undefined) { | ||
throw new Error(`arg '--transformTo' must be defined.`); | ||
} | ||
const transformTo = tt.split(',').map(x => x.toLocaleLowerCase()) as TransformTo[]; | ||
|
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if(transformTo.length > 1 && transformFrom.length !== transformTo.length) { | ||
throw new Error('When more than one Transform To is specified then number of Transform From arguments must match'); | ||
} | ||
|
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const itypes = options.importTypes as string | undefined; | ||
if(itypes === undefined) { | ||
throw new Error(`arg '--importTypes' must be defined.`); | ||
} | ||
const importTypes = itypes.split(',').map(x => x.toLocaleLowerCase()) as ImportTypes[]; | ||
const importsIsAny = importTypes.includes('any'); | ||
|
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const fileDir = path.dirname(path.join(base, file.path)); | ||
const processingFilePath = file.path; | ||
console.log(`Processing => ${processingFilePath}`); | ||
let source: Collection<any>; | ||
try { | ||
source = j(file.source); | ||
} catch (e) { | ||
console.error(`Failed to parse ${processingFilePath}, will skip`); | ||
console.error(e); | ||
} | ||
|
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const imports = source.find(j.ImportDeclaration) | ||
imports.forEach((x) => { | ||
const importPath = x.value.source.value as string; | ||
const importPathPrefix = `${importPath.padEnd(60, ' ')} =>`; | ||
|
||
const pathInfo = path.parse(importPath); | ||
const hasNoExt = pathInfo.ext === ''; | ||
let filenameFromDir: string; | ||
if(tfIsAny || (hasNoExt && transformFrom.includes('none')) || (transformFrom.includes(pathInfo.ext.replace('.', '').toLocaleLowerCase()))) { | ||
const pathFull = path.join(fileDir, importPath); | ||
const dir = path.dirname(pathFull); | ||
const normalExt = pathInfo.ext.replace('.', ''); | ||
let isRelative: boolean | undefined; | ||
let dirExists: boolean | undefined; | ||
let fileExists: boolean | undefined; | ||
try { | ||
// is dir path real? | ||
fs.realpathSync(dir); | ||
dirExists = true; | ||
} catch (e) { | ||
isRelative = false; | ||
dirExists = false; | ||
} | ||
|
||
if(isRelative === undefined) { | ||
// if extension is none we need to check for any file in dir with this name | ||
if(hasNoExt) { | ||
const dirFiles = fs.readdirSync(dir) | ||
filenameFromDir = dirFiles.find(x => path.parse(x).name === pathInfo.name); | ||
if(filenameFromDir !== undefined) { | ||
fileExists = false; | ||
isRelative = false; | ||
} else { | ||
fileExists = true; | ||
isRelative = true; | ||
} | ||
} else { | ||
try { | ||
// does a file exist? | ||
fs.realpathSync(pathFull); | ||
isRelative = true; | ||
} catch (e) { | ||
isRelative = false; | ||
fileExists = false; | ||
} | ||
} | ||
} | ||
|
||
if(!importsIsAny) { | ||
if(!isRelative && !importTypes.includes('alias')) { | ||
console.log(`${importPathPrefix} Import looks like an alias ${dirExists ? '(dir exists, file does not)' : '(dir does not exist)'} but import types does specify alias`); | ||
return; | ||
} else if(isRelative && !importTypes.includes('relative')) { | ||
console.log(`${pathFull} => Import is relative but import types does not specify relative`); | ||
return; | ||
} | ||
} | ||
|
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// determine transformTo | ||
|
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// if there is only one TO then use it | ||
let derivedTT: undefined | string = transformTo.length === 1 ? transformTo[0] : undefined; | ||
if(derivedTT === undefined) { | ||
// otherwise we find the TO by using the same index as the matching FROM extension type | ||
const tfIndex = transformFrom.findIndex((x) => { | ||
if(x === 'any') { | ||
return true; | ||
} | ||
if(x === 'none' && hasNoExt) { | ||
return true; | ||
} | ||
if(x === normalExt) { | ||
return true; | ||
} | ||
}); | ||
if(tfIndex === -1) { | ||
console.warn(`${importPathPrefix} did not match a Transform From type. Will not transform`); | ||
return; | ||
} | ||
derivedTT = transformTo[tfIndex]; | ||
} | ||
|
||
let transformPrefix = ` --> ${hasNoExt ? '(None)' : normalExt} TO ${derivedTT} <--`; | ||
|
||
let transformedImport: string; | ||
|
||
switch(derivedTT) { | ||
case 'none': | ||
if(hasNoExt) { | ||
console.log(`${importPathPrefix} ${transformPrefix} => Import already has no extension, nothing to do`); | ||
return; | ||
} | ||
transformedImport = combineDirFile(pathInfo.dir, pathInfo.name); // path.join(pathInfo.root, pathInfo.dir, pathInfo.name); | ||
break; | ||
case 'any': | ||
if(hasNoExt && filenameFromDir) { | ||
transformedImport = filenameFromDir; | ||
} else { | ||
const otherFilename = fs.readdirSync(dir).find(x => { | ||
const pinfo = path.parse(x); | ||
return pinfo.name === pathInfo.name && pinfo.ext !== pathInfo.ext; | ||
}); | ||
if(otherFilename === undefined) { | ||
console.warn(`${importPathPrefix} ${transformPrefix} => Could not find another file in directory that had same name but different extension. Will not transform.`); | ||
return; | ||
} | ||
transformedImport = combineDirFile(pathInfo.dir, otherFilename); // path.join(pathInfo.root, dir, otherFilename); | ||
transformPrefix = `${transformPrefix} (${path.parse(otherFilename).ext})` | ||
} | ||
break; | ||
default: | ||
transformedImport = combineDirFile(pathInfo.dir, `.${derivedTT}`); // path.join(pathInfo.root, dir, pathInfo.name, `.${derivedTT}`); | ||
break; | ||
} | ||
|
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console.log(`${importPathPrefix} ${transformPrefix} => Replacing with ${transformedImport}`); | ||
j(x).replaceWith( | ||
j.importDeclaration( | ||
x.node.specifiers, | ||
j.stringLiteral(transformedImport) | ||
) | ||
); | ||
|
||
} else { | ||
console.log(`${importPathPrefix} Import did not match transformFrom ('${tf}')`); | ||
return; | ||
} | ||
}); | ||
|
||
/** | ||
* Early exit condition | ||
* ----- | ||
* It is often good practice to exit early and return the original source file | ||
* if it does not contain code relevant to the codemod. | ||
* See this page for more information: | ||
* https://codeshiftcommunity.github.io/CodeshiftCommunity/docs/your-first-codemod#output | ||
*/ | ||
// if (/* Some condition here */ true) { | ||
// return file.source; | ||
// } | ||
|
||
/** | ||
* Codemod logic goes here 👇 | ||
* ----- | ||
* This is where the core logic for your codemod will go, | ||
* consider grouping specific actions into 'motions' and running them in sequence | ||
* | ||
* See this page for more information: | ||
* https://codeshiftcommunity.github.io/CodeshiftCommunity/docs/authoring#motions | ||
*/ | ||
//source.findVariableDeclarators('foo').renameTo('bar'); | ||
|
||
/** | ||
* Return your modified AST here 👇 | ||
* ----- | ||
* This is where your modified AST will be transformed back into a string | ||
* and written back to the file. | ||
*/ | ||
return source.toSource(options.printOptions); | ||
} | ||
|
||
const combineDirFile = (dir: string, file: string) => { | ||
if(dir === '') { | ||
return file; | ||
} | ||
return `${dir}${path.sep}${file}`; | ||
} |
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