Github user robertkowalski commented on a diff in the pull request:
https://github.com/apache/couchdb-nmo/pull/14#discussion_r47222599
--- Diff: src/query.js ---
@@ -0,0 +1,98 @@
+import prettyjson from 'prettyjson';
+import nmo from './nmo.js';
+import Promise from 'bluebird';
+import { getUrlFromCluster, sendJsonToNode } from './utils';
+
+export function cli (cluster, dbname, ...args) {
+ return new Promise((resolve, reject) => {
+ if (!cluster || !dbname || !args) {
+ const msg = [
+ 'Usage:',
+ '',
+ 'nmo query <cluster> <database> create <fields> [--json]',
+ 'nmo query <cluster> <database> <selector> [--json]',
+ ].join('\n');
+
+ const err = new Error(msg);
+ err.type = 'EUSAGE';
+ return reject(err);
+ }
+
+ let promise;
+
+ if (args[0] === 'create') {
+ if (!args[1] || !args[1].length === 0) {
+ const err = new Error('Please supply one or more fields to be
indexed');
+ err.type = 'EUSAGE';
+ reject(err);
+ return;
+ }
+
+ const fields = args[1].split(',').map(f => f.trim());
+ promise = create(cluster, dbname, fields);
+ } else {
+ let selector;
+ try {
+ eval('selector = ' + args[0]);
+ } catch (e) {
+ if (/Unexpected token/.test(e.message)) {
+ const err = new Error('Incorrect selector, it could be you used
\" instead of \' for your selector');
+ err.type = 'EUSAGE';
+ return reject(err);
+ }
+ }
+
+ if(!selector) {
+ const msg = [
+ 'You have to wrap the selector in single quotes',
+ 'e.g nmo query anemone restaurants \'{"selector": {"id":
{"$gt":null}}}\''
--- End diff --
if we provide the default "catch-all-selector" users have it easier:
```
'e.g nmo query anemone restaurants \'{"selector": {"_id": {"$gt":null}}}\''
```
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