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feat(core): allow local execution transpiler overriding with env var #16037

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merged 3 commits into from
Apr 4, 2023
Merged

feat(core): allow local execution transpiler overriding with env var #16037

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262d329
feat(core): allow local execution transpiler overriding with env vari…
yharaskrik Apr 1, 2023
bb73ada
feat(core): rename environment variable to NX_PREFER_TS_NODE
yharaskrik Apr 3, 2023
677d259
cleanup(core): format the environment file
yharaskrik Apr 3, 2023
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1 change: 1 addition & 0 deletions docs/shared/reference/environment-variables.md
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,7 @@ The following environment variables are ones that you can set to change the beha
| NX_DRY_RUN | boolean | If set to `true`, will perform a dry run of the generator. No files will be created and no packages will be installed. |
| NX_INTERACTIVE | boolean | If set to `true`, will allow Nx to prompt you in the terminal to answer some further questions when running generators. |
| NX_GENERATE_QUIET | boolean | If set to `true`, will prevent Nx logging file operations during generate |
| NX_PREFER_TS_NODE | boolean | If set to `true`, Nx will use ts-node for local execution of plugins even if `@swc-node/register` is installed. |

Nx will set the following environment variables so they can be accessible within the process even outside of executors and generators

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6 changes: 4 additions & 2 deletions packages/nx/src/utils/register.ts
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Expand Up @@ -49,14 +49,16 @@ export function registerTranspiler(
// Function to register transpiler that returns cleanup function
let registerTranspiler: () => () => void;

if (swcNodeInstalled) {
const preferTsNode = process.env.NX_PREFER_TS_NODE === 'true';

if (swcNodeInstalled && !preferTsNode) {
// These are requires to prevent it from registering when it shouldn't
const { register } =
require('@swc-node/register/register') as typeof import('@swc-node/register/register');

registerTranspiler = () => register(compilerOptions);
} else {
// We can fall back on ts-node if its available
// We can fall back on ts-node if it's available

if (tsNodeInstalled) {
const { register } = require('ts-node') as typeof import('ts-node');
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