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fix: Reflect the configuration for esbuild #12676

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merged 3 commits into from
Jan 7, 2025
Merged

fix: Reflect the configuration for esbuild #12676

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3d58791
Modified compileAstro to reflect the settings in viteConfig.esbuild
koyopro Dec 7, 2024
6a966c0
refactor vite-plugin-astro/compile.test.js
koyopro Jan 5, 2025
45d5d48
Update .changeset/seven-feet-juggle.md
bluwy Jan 7, 2025
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5 changes: 5 additions & 0 deletions .changeset/seven-feet-juggle.md
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@@ -0,0 +1,5 @@
---
'astro': patch
---

Modified compileAstro to reflect the settings in viteConfig.esbuild
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2 changes: 1 addition & 1 deletion packages/astro/src/vite-plugin-astro/compile.ts
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Expand Up @@ -37,8 +37,8 @@ export async function compileAstro({
// Compile all TypeScript to JavaScript.
// Also, catches invalid JS/TS in the compiled output before returning.
esbuildResult = await transformWithEsbuild(transformResult.code, compileProps.filename, {
...compileProps.viteConfig.esbuild,
loader: 'ts',
target: 'esnext',
Comment on lines +40 to -41
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@koyopro koyopro Dec 7, 2024 •
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Since the default target in esbuild is esnext, the explicit specification has been removed.
(If the user does not specify vite.esbuild in the astro config, compileProps.viteConfig.esbuild will be undefined, and the default settings of esbuild will be applied)
https://esbuild.github.io/api/#target:~:text=The%20default%20target%20is%20esnext

sourcemap: 'external',
tsconfigRaw: {
compilerOptions: {
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25 changes: 22 additions & 3 deletions packages/astro/test/units/vite-plugin-astro/compile.test.js
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Expand Up @@ -5,13 +5,12 @@ import { init, parse } from 'es-module-lexer';
import { resolveConfig } from 'vite';
import { compileAstro } from '../../../dist/vite-plugin-astro/compile.js';

const viteConfig = await resolveConfig({ configFile: false }, 'serve');

/**
* @param {string} source
* @param {string} id
*/
async function compile(source, id) {
async function compile(source, id, inlineConfig = {}) {
const viteConfig = await resolveConfig({ configFile: false, ...inlineConfig }, 'serve');
return await compileAstro({
compileProps: {
astroConfig: { root: pathToFileURL('/'), base: '/', experimental: {} },
Expand Down Expand Up @@ -69,4 +68,24 @@ const name = 'world
assert.equal(names.includes('file'), true);
assert.equal(names.includes('url'), true);
});

describe('when the code contains syntax that is transformed by esbuild', () => {
let code = `\
---
using x = {}
---`;

it('should not transform the syntax by default', async () => {
const result = await compile(code, '/src/components/index.astro');
assert.equal(result.code.includes('using x = {}'), true);
});

it('should transform the syntax by esbuild.target', async () => {
const result = await compile(code, '/src/components/index.astro', {
esbuild: { target: 'es2018' },
});
assert.equal(result.code.includes('using x = {}'), false);
});
});

});
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