refactor: use properties object and use utilities

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
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---

Author: kgryte

lib/node_modules/@stdlib/plot/vega/padding/lib/bottom/get.js

@@ -20,6 +20,11 @@
 
 'use strict';
 
+// MODULES //
+
+var prop = require( './properties.js' );
+
+
 // MAIN //
 
 /**
@@ -29,7 +34,7 @@
 * @returns {number} padding
 */
 function get() {
-	return this._bottom;
+	return this[ prop.private ];
 }
 
 

lib/node_modules/@stdlib/plot/vega/padding/lib/bottom/properties.js

@@ -0,0 +1,33 @@
+/**
+* @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.
+*/
+
+'use strict';
+
+// MODULES //
+
+var property2object = require( '@stdlib/plot/vega/base/property2object' );
+
+
+// MAIN //
+
+var obj = property2object( 'bottom' );
+
+
+// EXPORTS //
+
+module.exports = obj;

lib/node_modules/@stdlib/plot/vega/padding/lib/bottom/set.js

@@ -25,11 +25,13 @@
 var logger = require( 'debug' );
 var isNumber = require( '@stdlib/assert/is-number' ).isPrimitive;
 var format = require( '@stdlib/string/format' );
+var changeEvent = require( './../change_event.js' );
+var prop = require( './properties.js' );
 
 
 // VARIABLES //
 
-var debug = logger( 'vega:padding:set:bottom' );
+var debug = logger( 'vega:padding:set:'+prop.name );
 
 
 // MAIN //
@@ -44,12 +46,12 @@ var debug = logger( 'vega:padding:set:bottom' );
 */
 function set( value ) {
 	if ( !isNumber( value ) ) {
-		throw new TypeError( format( 'invalid assignment. `%s` must be a number. Value: `%s`.', 'bottom', value ) );
+		throw new TypeError( format( 'invalid assignment. `%s` must be a number. Value: `%s`.', prop.name, value ) );
 	}
-	if ( value !== this._bottom ) {
-		debug( 'Current value: %s. New value: %s.', this._bottom, value );
-		this._bottom = value;
-		this.emit( 'change' );
+	if ( value !== this[ prop.private ] ) {
+		debug( 'Current value: %s. New value: %s.', this[ prop.private ], value );
+		this[ prop.private ] = value;
+		this.emit( 'change', changeEvent( prop.name ) );
 	}
 }
 

lib/node_modules/@stdlib/plot/vega/padding/lib/change_event.js

@@ -0,0 +1,41 @@
+/**
+* @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.
+*/
+
+'use strict';
+
+// MAIN //
+
+/**
+* Returns a new change event object.
+*
+* @private
+* @param {string} property - property name
+* @returns {Object} event object
+*/
+function event( property ) { // eslint-disable-line stdlib/no-redeclare
+	return {
+		'type': 'update',
+		'source': 'padding',
+		'property': property
+	};
+}
+
+
+// EXPORTS //
+
+module.exports = event;

lib/node_modules/@stdlib/plot/vega/padding/lib/left/get.js

@@ -20,6 +20,11 @@
 
 'use strict';
 
+// MODULES //
+
+var prop = require( './properties.js' );
+
+
 // MAIN //
 
 /**
@@ -29,7 +34,7 @@
 * @returns {number} padding
 */
 function get() {
-	return this._left;
+	return this[ prop.private ];
 }
 
 

lib/node_modules/@stdlib/plot/vega/padding/lib/left/properties.js

@@ -0,0 +1,33 @@
+/**
+* @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.
+*/
+
+'use strict';
+
+// MODULES //
+
+var property2object = require( '@stdlib/plot/vega/base/property2object' );
+
+
+// MAIN //
+
+var obj = property2object( 'left' );
+
+
+// EXPORTS //
+
+module.exports = obj;

lib/node_modules/@stdlib/plot/vega/padding/lib/left/set.js

@@ -25,11 +25,13 @@
 var logger = require( 'debug' );
 var isNumber = require( '@stdlib/assert/is-number' ).isPrimitive;
 var format = require( '@stdlib/string/format' );
+var changeEvent = require( './../change_event.js' );
+var prop = require( './properties.js' );
 
 
 // VARIABLES //
 
-var debug = logger( 'vega:padding:set:left' );
+var debug = logger( 'vega:padding:set:'+prop.name );
 
 
 // MAIN //
@@ -44,12 +46,12 @@ var debug = logger( 'vega:padding:set:left' );
 */
 function set( value ) {
 	if ( !isNumber( value ) ) {
-		throw new TypeError( format( 'invalid assignment. `%s` must be a number. Value: `%s`.', 'left', value ) );
+		throw new TypeError( format( 'invalid assignment. `%s` must be a number. Value: `%s`.', prop.name, value ) );
 	}
-	if ( value !== this._left ) {
-		debug( 'Current value: %s. New value: %s.', this._left, value );
-		this._left = value;
-		this.emit( 'change' );
+	if ( value !== this[ prop.private ] ) {
+		debug( 'Current value: %s. New value: %s.', this[ prop.private ], value );
+		this[ prop.private ] = value;
+		this.emit( 'change', changeEvent( prop.name ) );
 	}
 }
 

lib/node_modules/@stdlib/plot/vega/padding/lib/main.js

@@ -16,6 +16,8 @@
 * limitations under the License.
 */
 
+/* eslint-disable no-restricted-syntax, no-invalid-this */
+
 'use strict';
 
 // MODULES //
@@ -28,11 +30,11 @@ var setReadWriteAccessor = require( '@stdlib/utils/define-read-write-accessor' )
 var hasProp = require( '@stdlib/assert/has-property' );
 var inherit = require( '@stdlib/utils/inherit' );
 var objectKeys = require( '@stdlib/utils/keys' );
-var replace = require( '@stdlib/string/base/replace' );
+var transformErrorMessage = require( '@stdlib/plot/vega/base/transform-validation-message' );
+var instance2json = require( '@stdlib/plot/vega/base/to-json' );
 var format = require( '@stdlib/string/format' );
 var properties = require( './properties.json' );
 var defaults = require( './defaults.js' );
-var toJSON = require( './to_json.js' );
 
 // Note: keep the following in alphabetical order according to the `require` path...
 var getBottom = require( './bottom/get.js' );
@@ -53,21 +55,6 @@ var setTop = require( './top/set.js' );
 var debug = logger( 'vega:padding:main' );
 
 
-// FUNCTIONS //
-
-/**
-* Transforms an "assignment" error message to an "option validation" error message.
-*
-* @private
-* @param {string} msg - error message
-* @returns {string} transformed message
-*/
-function transformErrorMessage( msg ) {
-	var m = replace( msg, /invalid assignment\. `([^ ]+)`/, 'invalid option. `$1` option' );
-	return replace( m, /\. Value:/, '. Option:' );
-}
-
-
 // MAIN //
 
 /**
@@ -243,7 +230,9 @@ setReadWriteAccessor( Padding.prototype, 'top', getTop, setTop );
 * var v = padding.toJSON();
 * // returns {...}
 */
-setReadOnly( Padding.prototype, 'toJSON', toJSON );
+setReadOnly( Padding.prototype, 'toJSON', function toJSON() {
+	return instance2json( this, properties );
+});
 
 
 // EXPORTS //

lib/node_modules/@stdlib/plot/vega/padding/lib/right/get.js

@@ -20,6 +20,11 @@
 
 'use strict';
 
+// MODULES //
+
+var prop = require( './properties.js' );
+
+
 // MAIN //
 
 /**
@@ -29,7 +34,7 @@
 * @returns {number} padding
 */
 function get() {
-	return this._right;
+	return this[ prop.private ];
 }
 
 

lib/node_modules/@stdlib/plot/vega/padding/lib/right/properties.js

@@ -0,0 +1,33 @@
+/**
+* @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.
+*/
+
+'use strict';
+
+// MODULES //
+
+var property2object = require( '@stdlib/plot/vega/base/property2object' );
+
+
+// MAIN //
+
+var obj = property2object( 'right' );
+
+
+// EXPORTS //
+
+module.exports = obj;