fix: add support for d, s, u, and v regexp flags

lib/node_modules/@stdlib/regexp/regexp/lib/main.js

@@ -35,7 +35,7 @@
 * // returns false
 */
 function reRegExp() {
-	return /^\/((?:\\\/|[^\/])+)\/([imgy]*)$/; // eslint-disable-line no-useless-escape
+	return /^\/((?:\\\/|[^\/])+)\/([dgimsuvy]*)$/; // eslint-disable-line no-useless-escape
 }
 
 

lib/node_modules/@stdlib/regexp/regexp/lib/regexp.js

@@ -28,7 +28,7 @@ var reRegExp = require( './main.js' );
 /**
 * Matches parts of a regular expression string.
 *
-* Regular expression: `/^\/((?:\\\/|[^\/])+)\/([imgy]*)$/`
+* Regular expression: `/^\/((?:\\\/|[^\/])+)\/([dgimsuvy]*)$/`
 *
 * -   `/^\/`
 *     -   match a string that begins with a `/`
@@ -51,15 +51,15 @@ var reRegExp = require( './main.js' );
 * -   `\/`
 *     -   match the literal `/`
 *
-* -   `([imgy]*)`
-*     -   capture any characters matching `imgy` occurring zero or more times
+* -   `([dgimsuvy]*)`
+*     -   capture any characters matching `dgimsuvy` occurring zero or more times
 *
 * -   `$/`
 *     -   string end
 *
 * @constant
 * @type {RegExp}
-* @default /^\/((?:\\\/|[^\/])+)\/([imgy]*)$/
+* @default /^\/((?:\\\/|[^\/])+)\/([dgimsuvy]*)$/
 */
 var RE_REGEXP = reRegExp();
 

lib/node_modules/@stdlib/regexp/regexp/test/test.main.js

@@ -57,6 +57,28 @@ tape( 'the function returns a regular expression that detects a regular expressi
 	t.end();
 });
 
+tape( 'the function returns a regular expression that detects a regular expression string having any supported flag', function test( t ) {
+	var values;
+	var RE;
+	var i;
+
+	RE = reRegExp();
+
+	values = [
+		'/beep/d',
+		'/beep/s',
+		'/beep/u',
+		'/beep/v',
+		'/beep/gimsuy',
+		'/beep/dgimsy'
+	];
+
+	for ( i = 0; i < values.length; i++ ) {
+		t.strictEqual( RE.test( values[i] ), true, values[i] );
+	}
+	t.end();
+});
+
 tape( 'the function returns a regular expression that detects a non-regular expression string', function test( t ) {
 	var values;
 	var RE;

lib/node_modules/@stdlib/regexp/regexp/test/test.regexp.js

@@ -54,6 +54,25 @@ tape( 'the regular expression detects a regular expression string', function tes
 	t.end();
 });
 
+tape( 'the regular expression detects a regular expression string having any supported flag', function test( t ) {
+	var values;
+	var i;
+
+	values = [
+		'/beep/d',
+		'/beep/s',
+		'/beep/u',
+		'/beep/v',
+		'/beep/gimsuy',
+		'/beep/dgimsy'
+	];
+
+	for ( i = 0; i < values.length; i++ ) {
+		t.strictEqual( RE.test( values[i] ), true, values[i] );
+	}
+	t.end();
+});
+
 tape( 'the regular expression detects a non-regular expression string', function test( t ) {
 	var values;
 	var i;

lib/node_modules/@stdlib/utils/regexp-from-string/test/test.js

@@ -88,11 +88,33 @@
 
 	for ( i = 0; i < values.length; i++ ) {
 		actual = reFromString( values[ i ] );
 		t.strictEqual( actual.toString(), expected[ i ].toString(), values[ i ] );
 	}
 	t.end();
 });
 
+tape( 'the function returns a regular expression having any flag supported by the environment', function test( t ) {
+	var expected;
+	var actual;
+	var flags;
+	var i;
+
+	flags = [ 'd', 'g', 'i', 'm', 's', 'u', 'v', 'y' ];
+	for ( i = 0; i < flags.length; i++ ) {
+		expected = null;
+		try {
+			expected = new RegExp( 'beep', flags[ i ] );
+		} catch ( err ) { // eslint-disable-line no-unused-vars
+			// The environment does not support the flag...
+		}
+		if ( expected ) {
+			actual = reFromString( '/beep/' + flags[ i ] );
+			t.strictEqual( actual.toString(), expected.toString(), flags[ i ] );
+		}
+	}
+	t.end();
+});
+
 tape( 'the function returns `null` if unable to parse an input string as a regular expression', function test( t ) {
 	var values;
 	var i;