build: prefix reserved words with underscores

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: passed
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: na
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: na
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---

Author: Planeshifter

lib/node_modules/@stdlib/_tools/scripts/create_namespace_types.js

@@ -18,7 +18,7 @@
 * limitations under the License.
 */
 
-/* eslint-disable node/no-sync, no-console */
+/* eslint-disable node/no-sync, no-console, max-statements */
 
 'use strict';
 
@@ -44,6 +44,54 @@ var RE_TS_EXPORT = /export = ([^;]+);/;
 var RE_EXAMPLE = /@example[\s\S]*?(?=@example|\*\/)/g;
 var RE_NAMESPACE = /@namespace ([a-z.0-9]+)/i;
 var RE_COPYRIGHT_YEAR = /Copyright \(c\) (\d{4}) The Stdlib Authors\./;
+var RESERVED_WORDS = [
+	'break',
+	'case',
+	'catch',
+	'class',
+	'const',
+	'continue',
+	'debugger',
+	'default',
+	'delete',
+	'do',
+	'else',
+	'export',
+	'extends',
+	'false',
+	'finally',
+	'for',
+	'function',
+	'if',
+	'import',
+	'in',
+	'instanceof',
+	'new',
+	'null',
+	'return',
+	'super',
+	'switch',
+	'this',
+	'throw',
+	'true',
+	'try',
+	'typeof',
+	'var',
+	'void',
+	'while',
+	'with',
+	'let',
+	'static',
+	'yield',
+	'await',
+	'enum',
+	'implements',
+	'interface',
+	'package',
+	'private',
+	'protected',
+	'public'
+];
 
 
 // FUNCTIONS //
@@ -175,6 +223,7 @@ function create( fullPath ) {
 	var tsDefPath;
 	var testFile;
 	var typesDir;
+	var safeName;
 	var defFile;
 	var pkgPath;
 	var match;
@@ -237,11 +286,16 @@ function create( fullPath ) {
 	}
 	while ( match !== null ) {
 		name = match[ 1 ];
+		if ( contains( RESERVED_WORDS, name ) ) {
+			safeName = '_' + name;
+		} else {
+			safeName = name;
+		}
 		pkgPath = match[ 2 ];
 
 		tsDefPath = replace( require.resolve( pkgPath ), 'lib/index.js', 'docs/types/index.d.ts' );
 		if ( fs.existsSync( tsDefPath ) ) {
-			stmt = replace( IMPORT_STATEMENT, '<name>', name );
+			stmt = replace( IMPORT_STATEMENT, '<name>', safeName );
 			stmt = replace( stmt, '<path>', pkgPath );
 			importStmts.push( stmt );
 
@@ -253,7 +307,7 @@ function create( fullPath ) {
 			if ( !tsDoc ) {
 				tsDoc = tsDef.match( /(\/\*\*\n[^/]+?\*\/)\ndeclare class/ );
 			}
-			prop = '\t'+name+': typeof '+name+';';
+			prop = '\t'+name+': typeof '+safeName+';';
 			if ( tsDoc && tsDoc[ 1 ] ) {
 				str = tsDoc[ 1 ];
 				str = replace( str, RE_EXAMPLE, onReplace );