Press n or j to go to the next uncovered block, b, p or k for the previous block.
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* @license Apache-2.0
*
* Copyright (c) 2025 The Stdlib Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/* eslint-disable no-underscore-dangle */
'use strict';
// MODULES //
var format = require( '@stdlib/string/format' );
var contains = require( '@stdlib/array/base/assert/contains' ).factory;
var isString = require( '@stdlib/assert/is-string' ).isPrimitive;
var ACTIONS = require( './../actions.js' );
// VARIABLES //
var isAction = contains( ACTIONS );
// MAIN //
/**
* Returns a callback to be invoked upon calling the `setKeybinding` command.
*
* @private
* @param {REPL} repl - REPL instance
* @returns {Function} callback
*/
function command( repl ) {
return onCommand;
/**
* Sets a keybinding.
*
* @private
* @param {string} action - action name
* @param {Array<Object>} [keys] - list of keys
* @returns {void}
*/
function onCommand() {
var action;
var nargs;
var keys;
nargs = arguments.length;
if ( nargs === 0 ) {
repl._ostream.write( 'Error: invalid argument. First argument must be an action name.\n' );
return;
}
action = arguments[ 0 ];
if ( nargs === 1 ) {
if ( !isString( action ) ) {
repl._ostream.write( format( 'Error: invalid argument. First argument must be a string. Value: `%s`.\n', action ) );
return;
}
if ( !isAction( action ) ) {
repl._ostream.write( format( 'Error: invalid argument. First argument must be a valid action name. Value: `%s`.\n', action ) );
return;
}
repl._ostream.write( 'Listening for keypresses...' );
repl._isCapturingKeybinding = true;
repl._targetAction = action;
return;
}
keys = arguments[ 1 ];
try {
repl.setKeybinding( action, keys );
repl._ostream.write( format( '\nSuccessfully set keybindings for action `%s`.\n', action ) );
} catch ( err ) {
repl._ostream.write( format( 'Error: %s\n', err.message ) );
}
}
}
// EXPORTS //
module.exports = command;
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