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Use the promise version of execFile #50

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merged 1 commit into from
Jan 17, 2022
Merged

Use the promise version of execFile #50

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13 changes: 3 additions & 10 deletions index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -84,16 +84,9 @@ const psOutputRegex = /^[ \t]*(?<pid>\d+)[ \t]+(?<ppid>\d+)[ \t]+(?<uid>\d+)[ \t
const nonWindowsSingleCall = async (options = {}) => {
const flags = options.all === false ? 'wwxo' : 'awwxo';

// TODO: Use the promise version of `execFile` when https://github.com/nodejs/node/issues/28244 is fixed.
const [psPid, stdout] = await new Promise((resolve, reject) => {
const child = childProcess.execFile('ps', [flags, psFields], {maxBuffer: TEN_MEGABYTES}, (error, stdout) => {
if (error === null) {
resolve([child.pid, stdout]);
} else {
reject(error);
}
});
});
const promise = execFile('ps', [flags, psFields], {maxBuffer: TEN_MEGABYTES});
const {stdout} = await promise;
const {pid: psPid} = promise.child;

const lines = stdout.trim().split('\n');
lines.shift();
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