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repl: add autocomplete support for fs.promises #29400

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repl: add autocomplete support for fs.promises #29400

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repl: add autocomplete support for fs.promises
  • Loading branch information
@antsmartian
antsmartian committed Sep 9, 2019
commit d6d34774a5b896f9ebd4cd1fd79db38e653b2ea2
3 changes: 2 additions & 1 deletion lib/repl.js
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Original file line number Diff line number Diff line change
Expand Up @@ -988,6 +988,7 @@ ArrayStream.prototype.resume = function() {};
ArrayStream.prototype.write = function() {};

const requireRE = /\brequire\s*\(['"](([\w@./-]+\/)?(?:[\w@./-]*))/;
const fsAutoCompleteRE = /fs(?:\.promises)?\.\s*[a-z][a-zA-Z]+\(\s*["'](.*)/;
const simpleExpressionRE =
/(?:[a-zA-Z_$](?:\w|\$)*\.)*[a-zA-Z_$](?:\w|\$)*\.?$/;

Expand Down Expand Up @@ -1156,7 +1157,7 @@ function complete(line, callback) {
}

completionGroupsLoaded();
} else if (match = line.match(/fs\.\s*[a-z][a-zA-Z]+\(\s*["'](.*)/)) {
} else if (match = line.match(fsAutoCompleteRE)) {

let filePath = match[1];
let fileList;
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60 changes: 31 additions & 29 deletions test/parallel/test-repl-tab-complete.js
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Expand Up @@ -402,37 +402,39 @@ testMe.complete('obj.', common.mustCall((error, data) => {
putIn.run(['.clear']);
process.chdir(__dirname);

const readFileSync = 'fs.readFileSync("';
const fixturePath = `${readFileSync}../fixtures/test-repl-tab-completion`;
const readFileSyncs = ['fs.readFileSync("', 'fs.promises.readFileSync("'];
if (!common.isWindows) {
testMe.complete(fixturePath, common.mustCall((err, data) => {
assert.strictEqual(err, null);
assert.ok(data[0][0].includes('.hiddenfiles'));
assert.ok(data[0][1].includes('hellorandom.txt'));
assert.ok(data[0][2].includes('helloworld.js'));
}));
readFileSyncs.forEach((readFileSync) => {
const fixturePath = `${readFileSync}../fixtures/test-repl-tab-completion`;
testMe.complete(fixturePath, common.mustCall((err, data) => {
assert.strictEqual(err, null);
assert.ok(data[0][0].includes('.hiddenfiles'));
assert.ok(data[0][1].includes('hellorandom.txt'));
assert.ok(data[0][2].includes('helloworld.js'));
}));

testMe.complete(`${fixturePath}/hello`,
common.mustCall((err, data) => {
assert.strictEqual(err, null);
assert.ok(data[0][0].includes('hellorandom.txt'));
assert.ok(data[0][1].includes('helloworld.js'));
})
);

testMe.complete(`${fixturePath}/.h`,
common.mustCall((err, data) => {
assert.strictEqual(err, null);
assert.ok(data[0][0].includes('.hiddenfiles'));
})
);

testMe.complete(`${readFileSync}./xxxRandom/random`,
common.mustCall((err, data) => {
assert.strictEqual(err, null);
assert.strictEqual(data[0].length, 0);
})
);
testMe.complete(`${fixturePath}/hello`,
common.mustCall((err, data) => {
assert.strictEqual(err, null);
assert.ok(data[0][0].includes('hellorandom.txt'));
assert.ok(data[0][1].includes('helloworld.js'));
})
);

testMe.complete(`${fixturePath}/.h`,
common.mustCall((err, data) => {
assert.strictEqual(err, null);
assert.ok(data[0][0].includes('.hiddenfiles'));
})
);

testMe.complete(`${readFileSync}./xxxRandom/random`,
common.mustCall((err, data) => {
assert.strictEqual(err, null);
assert.strictEqual(data[0].length, 0);
})
);
});
}
}

Expand Down