[docs-infra] Add a rawDescriptions option (#44390)

packages/api-docs-builder/ApiBuilders/ComponentApiBuilder.ts

@@ -9,8 +9,8 @@ import { remark } from 'remark';
 import { visit as remarkVisit } from 'unist-util-visit';
 import type { Link } from 'mdast';
 import { defaultHandlers, parse as docgenParse } from 'react-docgen';
-import { renderMarkdown } from '@mui/internal-markdown';
 import { parse as parseDoctrine, Annotation } from 'doctrine';
+import { renderCodeTags, renderMarkdown } from '../buildApi';
 import { ProjectSettings, SortingStrategiesType } from '../ProjectSettings';
 import { toGitHubPath, writePrettifiedFile } from '../buildApiUtils';
 import muiDefaultPropsHandler from '../utils/defaultPropsHandler';
@@ -279,7 +279,7 @@ function extractClassCondition(description: string) {
         description.replace(stylesRegex, '$1{{nodeName}}$5{{conditions}}.'),
       ),
       nodeName: renderMarkdown(conditions[3]),
-      conditions: renderMarkdown(conditions[6].replace(/`(.*?)`/g, '<code>$1</code>')),
+      conditions: renderMarkdown(renderCodeTags(conditions[6])),
     };
   }
 

packages/api-docs-builder/ApiBuilders/HookApiBuilder.ts

@@ -9,7 +9,7 @@ import { defaultHandlers, parse as docgenParse } from 'react-docgen';
 import kebabCase from 'lodash/kebabCase';
 import upperFirst from 'lodash/upperFirst';
 import { parse as parseDoctrine, Annotation } from 'doctrine';
-import { renderMarkdown } from '@mui/internal-markdown';
+import { escapeEntities, renderMarkdown } from '../buildApi';
 import { ProjectSettings } from '../ProjectSettings';
 import { computeApiDescription } from './ComponentApiBuilder';
 import {
@@ -268,12 +268,7 @@ const attachTable = (
       const requiredProp = prop.required;
 
       const deprecation = (propDescriptor.description || '').match(/@deprecated(\s+(?<info>.*))?/);
-      const typeDescription = (propDescriptor.typeStr ?? '')
-        .replace(/&/g, '&amp;')
-        .replace(/</g, '&lt;')
-        .replace(/>/g, '&gt;')
-        .replace(/"/g, '&quot;')
-        .replace(/'/g, '&#39;');
+      const typeDescription = escapeEntities(propDescriptor.typeStr ?? '');
       return {
         [propName]: {
           type: {

packages/api-docs-builder/buildApi.ts

@@ -1,6 +1,7 @@
 import { mkdirSync } from 'fs';
 import path from 'path';
 import * as fse from 'fs-extra';
+import { renderMarkdown as _renderMarkdown } from '@mui/internal-markdown';
 import findComponents from './utils/findComponents';
 import findHooks from './utils/findHooks';
 import { writePrettifiedFile } from './buildApiUtils';
@@ -13,6 +14,8 @@ import {
 } from './utils/createTypeScriptProject';
 import { ProjectSettings } from './ProjectSettings';
 import { ComponentReactApi } from './types/ApiBuilder.types';
+import _escapeCell from './utils/escapeCell';
+import _escapeEntities from './utils/escapeEntities';
 
 async function removeOutdatedApiDocsTranslations(
   components: readonly ComponentReactApi[],
@@ -64,7 +67,14 @@ async function removeOutdatedApiDocsTranslations(
   );
 }
 
-export async function buildApi(projectsSettings: ProjectSettings[], grep: RegExp | null = null) {
+let rawDescriptionsCurrent = false;
+
+export async function buildApi(
+  projectsSettings: ProjectSettings[],
+  grep: RegExp | null = null,
+  rawDescriptions = false,
+) {
+  rawDescriptionsCurrent = rawDescriptions;
   const allTypeScriptProjects = projectsSettings
     .flatMap((setting) => setting.typeScriptProjects)
     .reduce(
@@ -118,7 +128,6 @@ async function buildSingleProject(
   if (manifestDir) {
     mkdirSync(manifestDir, { recursive: true });
   }
-
   const apiBuilds = tsProjects.flatMap((project) => {
     const projectComponents = findComponents(path.join(project.rootPath, 'src')).filter(
       (component) => {
@@ -202,3 +211,20 @@ async function buildSingleProject(
   await projectSettings.onCompleted?.();
   return builds;
 }
+
+export function renderMarkdown(markdown: string) {
+  return rawDescriptionsCurrent ? markdown : _renderMarkdown(markdown);
+}
+export function renderCodeTags(value: string) {
+  return rawDescriptionsCurrent ? value : value.replace(/`(.*?)`/g, '<code>$1</code>');
+}
+export function escapeEntities(value: string) {
+  return rawDescriptionsCurrent ? value : _escapeEntities(value);
+}
+export function escapeCell(value: string) {
+  return rawDescriptionsCurrent ? value : _escapeCell(value);
+}
+export function joinUnionTypes(value: string[]) {
+  // Use unopinionated formatting for raw descriptions
+  return rawDescriptionsCurrent ? value.join(' | ') : value.join('<br>&#124;&nbsp;');
+}

packages/api-docs-builder/utils/escapeEntities.ts

@@ -0,0 +1,8 @@
+export default function escapeEntities(value: string): string {
+  return value
+    .replace(/&/g, '&')
+    .replace(/</g, '&lt;')
+    .replace(/>/g, '&gt;')
+    .replace(/"/g, '&quot;')
+    .replace(/'/g, '&#39;');
+}

packages/api-docs-builder/utils/generatePropDescription.ts

@@ -1,12 +1,12 @@
 import * as doctrine from 'doctrine';
 import * as recast from 'recast';
 import { PropTypeDescriptor } from 'react-docgen';
+import { escapeCell } from '../buildApi';
 import {
   isElementTypeAcceptingRefProp,
   isElementAcceptingRefProp,
 } from './generatePropTypeDescription';
 import { DescribeablePropDescriptor } from './createDescribeableProp';
-import escapeCell from './escapeCell';
 import { SeeMore } from '../types/utils.types';
 
 function resolveType(type: NonNullable<doctrine.Tag['type']>): string {

packages/api-docs-builder/utils/generatePropTypeDescription.ts

@@ -1,6 +1,6 @@
 import * as recast from 'recast';
 import { parse as docgenParse, PropTypeDescriptor } from 'react-docgen';
-import escapeCell from './escapeCell';
+import { escapeCell, escapeEntities, joinUnionTypes } from '../buildApi';
 
 function getDeprecatedInfo(type: PropTypeDescriptor) {
   const marker = /deprecatedPropType\((\r*\n)*\s*PropTypes\./g;
@@ -113,26 +113,20 @@ export default function generatePropTypeDescription(type: PropTypeDescriptor): s
         .join(', ')} }`;
 
     case 'union':
-      return (
-        type.value
-          .map((type2) => {
-            return generatePropTypeDescription(type2);
-          })
-          // Display one value per line as it's better for visibility.
-          .join('<br>&#124;&nbsp;')
+      return joinUnionTypes(
+        type.value.map((type2) => {
+          return generatePropTypeDescription(type2) ?? '';
+        }),
       );
     case 'enum':
-      return (
-        type.value
-          .map((type2) => {
-            return escapeCell(type2.value);
-          })
-          // Display one value per line as it's better for visibility.
-          .join('<br>&#124;&nbsp;')
+      return joinUnionTypes(
+        type.value.map((type2) => {
+          return escapeCell(type2.value);
+        }),
       );
 
     case 'arrayOf': {
-      return `Array&lt;${generatePropTypeDescription(type.value)}&gt;`;
+      return `Array${escapeEntities('<')}${generatePropTypeDescription(type.value)}${escapeEntities('>')}`;
     }
 
     case 'instanceOf': {

packages/api-docs-builder/utils/parseSlotsAndClasses.ts

@@ -1,6 +1,6 @@
 import * as ts from 'typescript';
 import { ComponentClassDefinition } from '@mui-internal/api-docs-builder';
-import { renderMarkdown } from '@mui/internal-markdown';
+import { renderMarkdown } from '../buildApi';
 import { getSymbolDescription, getSymbolJSDocTags } from '../buildApiUtils';
 import { TypeScriptProject } from './createTypeScriptProject';
 import { getPropsFromComponentNode } from './getPropsFromComponentNode';

scripts/buidApiDocs/index.ts

@@ -14,23 +14,30 @@ const projectSettings: ProjectSettings[] = [
   muiSystemProjectSettings,
 ];
 
-type CommandOptions = { grep?: string };
+type CommandOptions = { grep?: string; rawDescriptions?: boolean };
 
 async function run(argv: ArgumentsCamelCase<CommandOptions>) {
   const grep = argv.grep == null ? null : new RegExp(argv.grep);
-  return buildApi(projectSettings, grep);
+  const rawDescriptions = argv.rawDescriptions === true;
+  return buildApi(projectSettings, grep, rawDescriptions);
 }
 
 yargs(process.argv.slice(2))
   .command({
     command: '$0',
     describe: 'Generates API documentation for the MUI packages.',
     builder: (command) => {
-      return command.option('grep', {
-        description:
-          'Only generate files for component filenames matching the pattern. The string is treated as a RegExp.',
-        type: 'string',
-      });
+      return command
+        .option('grep', {
+          description:
+            'Only generate files for component filenames matching the pattern. The string is treated as a RegExp.',
+          type: 'string',
+        })
+        .option('rawDescriptions', {
+          description: 'Whether to output raw JSDoc descriptions or process them as markdown.',
+          type: 'boolean',
+          default: false,
+        });
     },
     handler: run,
   })