rollup-plugin-swc3 - npm Package Compare versions

Comparing version 0.5.0 to 0.6.0-canary.0

dist/index.js

@@ -10,4 +10,3 @@ 'use strict';
 var deepmerge = require('deepmerge');
-var JoyCon = require('joycon');
-var jsoncParser = require('jsonc-parser');
+var getTsconfig = require('get-tsconfig');
 
@@ -17,38 +16,17 @@ function _interopDefaultLegacy (e) { return e && typeof e === 'object' && 'default' in e ? e : { 'default': e }; }
 var fs__default = /*#__PURE__*/_interopDefaultLegacy(fs);
+var path__default = /*#__PURE__*/_interopDefaultLegacy(path);
 var deepmerge__default = /*#__PURE__*/_interopDefaultLegacy(deepmerge);
-var JoyCon__default = /*#__PURE__*/_interopDefaultLegacy(JoyCon);
 
-const joycon = new JoyCon__default["default"]();
-joycon.addLoader({
-    test: /\.json$/,
-    load: async (file)=>{
-        const content = await fs__default["default"].promises.readFile(file, {
-            encoding: 'utf-8'
-        });
-        return jsoncParser.parse(content);
+const getOptions = (cwd, tsconfig)=>{
+    if (tsconfig && path__default["default"].isAbsolute(tsconfig)) {
+        var _compilerOptions;
+        return (_compilerOptions = getTsconfig.parseTsconfig(tsconfig).compilerOptions) !== null && _compilerOptions !== void 0 ? _compilerOptions : {};
     }
-});
-const getOptions = async (cwd, tsconfig)=>{
-    // joycon has its builtin-cache support
-    const { data , path  } = await joycon.load([
-        tsconfig || 'tsconfig.json',
-        'jsconfig.json'
-    ], cwd);
-    if (path && data) {
-        const { importHelpers , esModuleInterop , experimentalDecorators , emitDecoratorMetadata , jsx , jsxFactory , jsxFragmentFactory , jsxImportSource , target , baseUrl , paths  } = data.compilerOptions || {};
-        return {
-            importHelpers,
-            esModuleInterop,
-            experimentalDecorators,
-            emitDecoratorMetadata,
-            jsx,
-            jsxFactory,
-            jsxFragmentFactory,
-            jsxImportSource,
-            target,
-            baseUrl,
-            paths
-        };
+    let result = getTsconfig.getTsconfig(cwd, tsconfig || 'tsconfig.json');
+    // Only fallback to `jsconfig.json` when tsconfig can not be resolved AND custom tsconfig filename is not provided
+    if (!result && !tsconfig) {
+        result = getTsconfig.getTsconfig(cwd, 'jsconfig.json');
     }
-    return {};
+    var _compilerOptions1;
+    return (_compilerOptions1 = result === null || result === void 0 ? void 0 : result.config.compilerOptions) !== null && _compilerOptions1 !== void 0 ? _compilerOptions1 : {};
 };
@@ -108,3 +86,3 @@
             const isJsx = ext === '.jsx';
-            const tsconfigOptions = options.tsconfig === false ? {} : await getOptions(path.dirname(id), options.tsconfig);
+            const tsconfigOptions = options.tsconfig === false ? {} : getOptions(path.dirname(id), options.tsconfig);
             // TODO: SWC is about to add "preserve" jsx
@@ -135,2 +113,3 @@ // https://github.com/swc-project/swc/pull/5661
                     baseUrl: tsconfigOptions.baseUrl,
+                    // @ts-expect-error The type from @swc/core is wrong, fixed in https://github.com/swc-project/swc/pull/5811
                     paths: tsconfigOptions.paths
@@ -137,0 +116,0 @@ }

package.json

 {
   "name": "rollup-plugin-swc3",
-  "version": "0.5.0",
+  "version": "0.6.0-canary.0",
   "description": "Use SWC with Rollup to transform ESNext and TypeScript code.",
@@ -31,4 +31,3 @@ "main": "dist/index.js",
     "deepmerge": "^4.2.2",
-    "joycon": "^3.1.1",
-    "jsonc-parser": "^3.2.0"
+    "get-tsconfig": "^4.2.0"
   },
@@ -38,3 +37,3 @@ "devDependencies": {
     "@rollup/plugin-json": "^4.1.0",
-    "@swc/core": "^1.2.246",
+    "@swc/core": "^1.2.249",
     "@types/chai": "^4.3.3",
@@ -41,0 +40,0 @@ "@types/mocha": "^9.1.1",

README.md

@@ -82,6 +82,8 @@ <div align="center">
   - The configuration your passed to `rollup-plugin-swc` will always have the highest priority (higher than `tsconfig.json`/`jsconfig.json`).
+  - `rollup-plugin-swc` will find the nearest `tsconfig.json`/`jsconfig.json` from the file that is currently being transpiled (just like `tsc`).
+    - With `tsconfig` option, you can also provide a custom filename (E.g. `tsconfig.rollup.json`, `jsconfig.compile.json`) for `rollup-plugin-swc` to find and resolve.
+    - You can also provide a full path (E.g. `/path/to/your/tsconfig.json`) to `tsconfig` option, and `rollup-plugin-swc` will only use the provided path as a single source of truth.
   - You can stop `rollup-plugin-swc` from reading `tsconfig.json`/`jsconfig.json` by setting `tsconfig` option to `false`.
-  - You can provide a custom `tsconfig.json`/`jsconfig.json` file by setting `tsconfig` option to a `string`.
   - `jsconfig.json` will be ignored if `tsconfig.json` and `jsconfig.json` both exist.
-  - The `extends` of `tsconfig.json`/`jsconfig.json` is not supported.
+  - The `extends` of `tsconfig.json`/`jsconfig.json` is ~~not supported~~ now supported.
   - `target` will be passed to swc's `jsc.target`.
@@ -88,0 +90,0 @@ - `jsxImportSource`, `jsxFactory`, and `jsxFragmentFactory` will be passed to swc's `jsc.transform.react.importSource`, `jsc.transform.react.pragma` and `jsc.transform.react.pragmaFrag`.

src/index.ts

@@ -90,3 +90,3 @@ import type { Plugin } from 'rollup';
           ? {}
-          : await getOptions(dirname(id), options.tsconfig);
+          : getOptions(dirname(id), options.tsconfig);
 
@@ -121,2 +121,3 @@ // TODO: SWC is about to add "preserve" jsx
           baseUrl: tsconfigOptions.baseUrl,
+          // @ts-expect-error The type from @swc/core is wrong, fixed in https://github.com/swc-project/swc/pull/5811
           paths: tsconfigOptions.paths
@@ -123,0 +124,0 @@ }

src/options.ts

@@ -1,62 +0,19 @@
-import fs from 'fs';
-import JoyCon from 'joycon';
-import { parse } from 'jsonc-parser';
+import { getTsconfig, parseTsconfig } from 'get-tsconfig';
+import path from 'path';
 
-const joycon = new JoyCon();
+export const getOptions = (
+  cwd: string,
+  tsconfig?: string
+) => {
+  if (tsconfig && path.isAbsolute(tsconfig)) {
+    return parseTsconfig(tsconfig).compilerOptions ?? {};
+  }
 
-joycon.addLoader({
-  test: /\.json$/,
-  load: async (file) => {
-    const content = await fs.promises.readFile(file, { encoding: 'utf-8' });
-    return parse(content);
+  let result = getTsconfig(cwd, tsconfig || 'tsconfig.json');
+  // Only fallback to `jsconfig.json` when tsconfig can not be resolved AND custom tsconfig filename is not provided
+  if (!result && !tsconfig) {
+    result = getTsconfig(cwd, 'jsconfig.json');
   }
-});
 
-export const getOptions = async (
-  cwd: string,
-  tsconfig?: string
-): Promise<{
-  importHelpers?: boolean,
-  esModuleInterop?: boolean,
-  experimentalDecorators?: boolean,
-  emitDecoratorMetadata?: boolean,
-  jsx?: 'preserve' | 'react' | 'react-jsx' | 'react-jsxdev' | 'react-native',
-  jsxFactory?: string,
-  jsxFragmentFactory?: string,
-  jsxImportSource?: string,
-  target?: string,
-  baseUrl?: string,
-  paths?: { [from: string]: [string] }
-}> => {
-  // joycon has its builtin-cache support
-  const { data, path } = await joycon.load([tsconfig || 'tsconfig.json', 'jsconfig.json'], cwd);
-  if (path && data) {
-    const {
-      importHelpers,
-      esModuleInterop,
-      experimentalDecorators,
-      emitDecoratorMetadata,
-      jsx,
-      jsxFactory,
-      jsxFragmentFactory,
-      jsxImportSource,
-      target,
-      baseUrl,
-      paths
-    } = data.compilerOptions || {};
-    return {
-      importHelpers,
-      esModuleInterop,
-      experimentalDecorators,
-      emitDecoratorMetadata,
-      jsx,
-      jsxFactory,
-      jsxFragmentFactory,
-      jsxImportSource,
-      target,
-      baseUrl,
-      paths
-    };
-  }
-  return {};
+  return result?.config.compilerOptions ?? {};
 };

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Found 1 instance in 1 package

Fixed alerts

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Found 1 instance in 1 package

Improved metrics

Dependency count

5

decreased by-16.67%

Number of lines in readme file

213

increased by0.95%

Worsened metrics

Total package byte prevSize

35578

decreased by-1.98%

Lines of code

513

decreased by-14.07%

Dependency changes

• + Addedget-tsconfig@^4.2.0

• + Addedget-tsconfig@4.8.1(transitive)

• + Addedresolve-pkg-maps@1.0.0(transitive)

• - Removedjoycon@^3.1.1

• - Removedjsonc-parser@^3.2.0

• - Removedjoycon@3.1.1(transitive)

• - Removedjsonc-parser@3.3.1(transitive)