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Make stdout and stderr properties undefined instead of null #246

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merged 8 commits into from May 15, 2019
Merged

Make stdout and stderr properties undefined instead of null #246

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16d0124
Make stdout|stderr properties undefined instead of null
ehmicky May 14, 2019
c7d42b7
Fix README
ehmicky May 14, 2019
ace8ef2
Make stdout and stderr empty strings with `execa.sync()` on errors
ehmicky May 14, 2019
f4eb94b
Add tests for stdout|stderr|all on process errors
ehmicky May 14, 2019
b159eb5
Fix test names
ehmicky May 14, 2019
a2907af
Fix Windows tests
ehmicky May 14, 2019
72a9922
Fix Windows tests again
ehmicky May 14, 2019
da54c6e
Fix test
ehmicky May 14, 2019
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9 changes: 5 additions & 4 deletions index.js
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Expand Up @@ -109,9 +109,10 @@ function handleInput(spawned, input) {
}
}

function handleOutput(options, value) {
function handleOutput(options, value, error) {
if (typeof value !== 'string' && !Buffer.isBuffer(value)) {
return;
// When `execa.sync()` errors, we normalize it to '' to mimic `execa()`
return error === undefined ? undefined : '';
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}

if (options.stripFinalNewline) {
Expand Down Expand Up @@ -427,8 +428,8 @@ module.exports.sync = (command, args, options) => {
}

const result = childProcess.spawnSync(parsed.command, parsed.args, parsed.options);
result.stdout = handleOutput(parsed.options, result.stdout);
result.stderr = handleOutput(parsed.options, result.stderr);
result.stdout = handleOutput(parsed.options, result.stdout, result.error);
result.stderr = handleOutput(parsed.options, result.stderr, result.error);

if (result.error || result.status !== 0 || result.signal !== null) {
const error = makeError(result, {
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2 changes: 2 additions & 0 deletions readme.md
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Expand Up @@ -107,6 +107,8 @@ try {
command: 'wrong command',
exitCode: 2,
exitCodeName: 'ENOENT',
stdout: '',
stderr: '',
failed: true,
timedOut: false,
isCanceled: false,
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