Move MODULE_QUALIFIED_NAME into constants, simplify slightly

Signed-off-by: Tim Perry <pimterry@gmail.com>

Author: pimterry

packages/core/src/generators/metadata/constants.mjs

@@ -15,6 +15,11 @@ export const DOC_API_SLUGS_REPLACEMENTS = [
 // Matches Node.js deprecation headings such as "DEP0001: Description".
 export const DEPRECATION_HEADING_REGEX = /^(DEP\d+):/;
 
+// A dotted identifier path, e.g. `vm.Module` or `os.constants.dlopen`. Names
+// that merely contain a dot (prose, `Object.<string, string>`, `1.5`) must not
+// be turned into a module link.
+export const MODULE_QUALIFIED_NAME = /^[A-Za-z_]\w*(?:\.[A-Za-z_]\w*)+$/;
+
 // These are regular expressions used to determine if a given Markdown heading
 // is a specific type of API Doc entry (e.g., Event, Class, Method, etc)
 // and to extract the inner content of said Heading to be used as the API doc entry name

packages/core/src/generators/metadata/utils/transformers.mjs

@@ -1,4 +1,8 @@
-import { DOC_MAN_BASE_URL, DOC_API_HEADING_TYPES } from '../constants.mjs';
+import {
+  DOC_MAN_BASE_URL,
+  DOC_API_HEADING_TYPES,
+  MODULE_QUALIFIED_NAME,
+} from '../constants.mjs';
 import { slug } from './slugger.mjs';
 import { transformNodesToString } from '../../../utils/unist.mjs';
 import BUILTIN_TYPE_MAP from '../maps/builtin.json' with { type: 'json' };
@@ -48,11 +52,6 @@ export const lookupTypeName = (name, typeMap) => {
   return '';
 };
 
-// A dotted identifier path, e.g. `vm.Module` or `os.constants.dlopen`. Names
-// that merely contain a dot (prose, `Object.<string, string>`) must not be
-// turned into a module link.
-const MODULE_QUALIFIED_NAME = /^[A-Za-z_$][\w$]*(?:\.[A-Za-z_$][\w$]*)+$/;
-
 /**
  * Resolves a type identifier to a documentation URL: map lookups first, then
  * the dotted-name heuristic for Node.js types like `vm.Module` (which links