mediawiki-extensions-Visual.../modules/ve-mw/ui/widgets/ve.ui.MWPreTextInputWidget.js
Ed Sanders 3a9c8f78ba Replace x.slice(0,x.length-y) with x.slice(0,-y)
Requires y to be non-zero.

Change-Id: I033732cb78b5e3149ac26e19243bf21b143eb105
2024-12-04 18:04:20 +00:00

43 lines
1 KiB
JavaScript

/*!
* VisualEditor UserInterface MWPreTextInputWidget class.
*
* @copyright See AUTHORS.txt
*/
/**
* Text input widget which hides but preserves a single leading and trailing newline.
*
* @class
* @extends ve.ui.WhitespacePreservingTextInputWidget
*
* @constructor
* @param {Object} [config] Configuration options
*/
ve.ui.MWPreTextInputWidget = function VeUiMWPreTextInputWidget( config ) {
// Parent constructor
ve.ui.MWPreTextInputWidget.super.call( this, config );
};
/* Inheritance */
OO.inheritClass( ve.ui.MWPreTextInputWidget, ve.ui.WhitespacePreservingTextInputWidget );
/* Methods */
/**
* @inheritdoc
*/
ve.ui.MWPreTextInputWidget.prototype.setValueAndWhitespace = function ( value ) {
this.whitespace[ 0 ] = value.match( /^\n?/ )[ 0 ];
if ( this.whitespace[ 0 ] ) {
value = value.slice( this.whitespace[ 0 ].length );
}
this.whitespace[ 1 ] = value.match( /\n?$/ )[ 0 ];
if ( this.whitespace[ 1 ] ) {
value = value.slice( 0, -this.whitespace[ 1 ].length );
}
this.setValue( value );
};