Alexander Marks 96805fe668 chore: Don't publish .ts or testing files
Before this change, we publish .ts source files to the same directory as the .js/.d.ts files to npm.

That means when a consumer imports a @material/web module with TypeScript, TypeScript prefers the .ts file over the .d.ts file when to load that module's types.

That in turn means the consumer's TypeScript type-checks the entire @material/web .ts file, including its private implementation details (private fields, etc.). If the consumer's tsconfig.json is configured more strictly than @material/web's was (e.g. if noUnusedParameters is true), or if some additional ambient types are loaded (e.g. @types/node is installed, which changes the signature of setTimeout), they would get a compile error.

This change stops publishing .ts files to npm to solve that problem for consumers.

This also includes some related changes:

- Sets inlineSources to true. This puts the .ts file contents directly inside the .js.map file, instead of linking to the .ts path. Otherwise sourcemaps would not work.

- Sets declarationMap to false. This removes the .d.ts.map files, which are not useful without the .ts paths, because there is no equivalent to inlineSources for declarationMap (see https://github.com/microsoft/TypeScript/issues/38966).

- Replaces .npmignore blocklist with package.json files allowlist (which I find to be a bit safer), and adds new omissions for testing files, which don't need to be published.

Note that this doesn't solve the problem when using "npm link" for local cross-package development, because in that case the .ts files will still be present. So a better solution to this problem would be to have a separate src/ directory for .ts source files. That will require a Copybara transform to move the files. We can discuss this separately and do it as a followup if agreed.

PiperOrigin-RevId: 469833263
2022-08-24 15:04:04 -07:00

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{
"name": "@material/web",
"version": "0.27.0",
"description": "Material web components",
"repository": {
"type": "git",
"url": "git+https://github.com/material-components/material-web.git"
},
"license": "Apache-2.0",
"bugs": {
"url": "https://github.com/material-components/material-web/issues"
},
"homepage": "https://github.com/material-components/material-web#readme",
"scripts": {
"clean": "npm run clean:sass && npm run clean:ts",
"clean:sass": "find . -name '*.css*' -type f -delete",
"clean:ts": "tsc --build --clean",
"build": "npm run build:sass && npm run build:ts",
"prebuild:sass": "[ -d node_modules/@material/web ] || (mkdir -p node_modules/@material && ln -s ../../ node_modules/@material/web)",
"build:sass": "sass --style=compressed --load-path=node_modules --load-path=node_modules/sass-true/sass $(ls -d */ | grep -v node_modules)",
"prebuild:ts": "find . -name '*.css' -type f | xargs node css-to-ts.js",
"build:ts": "tsc"
},
"files": [
"**/*.js",
"**/*.js.map",
"**/*.d.ts",
"**/*.scss",
"!css-to-ts.js",
"!**/test/**",
"!**/testing/**",
"!**/*_test.*"
],
"dependencies": {
"lit": "^2.3.0",
"tslib": "^2.4.0"
},
"devDependencies": {
"@types/jasmine": "^4.0.3",
"jasmine": "^4.2.0",
"sass": "^1.52.3",
"sass-true": "^6.1.0",
"typescript": "^4.7.3"
}
}