69f423b873
* chore: add glob and jest-worker * add buildBabel2 routine * cleanup * exit gracefully when CI does not have available workers * perf: less IO when dest is not entity * perf: pipe worker stdout/stderr to parent process * Update Gulpfile.mjs Co-authored-by: Brian Ng <bng412@gmail.com> Co-authored-by: Brian Ng <bng412@gmail.com>
40 lines
1.0 KiB
JavaScript
40 lines
1.0 KiB
JavaScript
const { transformSync } = require("@babel/core");
|
|
const { mkdirSync, statSync, readFileSync, writeFileSync } = require("fs");
|
|
const { dirname } = require("path");
|
|
const chalk = require("chalk");
|
|
const fancyLog = require("fancy-log");
|
|
|
|
function needCompile(src, dest) {
|
|
let destStat;
|
|
try {
|
|
destStat = statSync(dest);
|
|
} catch (err) {
|
|
if (err.code === "ENOENT") {
|
|
return true;
|
|
} else {
|
|
throw err;
|
|
}
|
|
}
|
|
const srcStat = statSync(src);
|
|
return srcStat.mtimeMs > destStat.mtimeMs;
|
|
}
|
|
|
|
exports.transform = function (src, dest) {
|
|
mkdirSync(dirname(dest), { recursive: true });
|
|
if (!needCompile(src, dest)) {
|
|
return;
|
|
}
|
|
fancyLog(`Compiling '${chalk.cyan(src)}'...`);
|
|
const content = readFileSync(src, { encoding: "utf8" });
|
|
const { code } = transformSync(content, {
|
|
filename: src,
|
|
caller: {
|
|
// We have wrapped packages/babel-core/src/config/files/configuration.js with feature detection
|
|
supportsDynamicImport: true,
|
|
name: "babel-worker",
|
|
},
|
|
});
|
|
|
|
writeFileSync(dest, code, "utf8");
|
|
};
|