feat: add new feature to match analyzed route in-property accessing of route properties

Author: dalisoft

src/extractors/scopes.ts

@@ -0,0 +1,109 @@
+export default (line: string): string[] => {
+  const matches = [];
+  const cases = {
+    SCOPE: 0,
+    CURVE_SCOPE: 0,
+    QUOTE: 0,
+    TRAILING: 0,
+    ENDLINES: 0,
+    DOTS: 0,
+    COMMAS: 0
+  };
+
+  let rebuild = '';
+  for (const char of line) {
+    switch (char) {
+      case '(': {
+        cases.SCOPE++;
+
+        rebuild += char;
+        break;
+      }
+      case "'":
+      case '"': {
+        cases.QUOTE++;
+
+        rebuild += char;
+        break;
+      }
+      case '{': {
+        cases.CURVE_SCOPE++;
+
+        rebuild += char;
+        break;
+      }
+      case ')': {
+        if (cases.SCOPE > 0) {
+          cases.SCOPE++;
+          rebuild += char;
+        } else {
+          // rebuild = '';
+        }
+        break;
+      }
+      case '}': {
+        if (cases.CURVE_SCOPE > 0) {
+          cases.CURVE_SCOPE++;
+
+          if (rebuild.length > 0) {
+            matches.push(rebuild);
+            rebuild = '';
+          }
+        }
+        break;
+      }
+      case ':':
+      case '=': {
+        cases.ENDLINES++;
+
+        if (rebuild.length > 0) {
+          matches.push(rebuild);
+          rebuild = '';
+        }
+        break;
+      }
+      case '.': {
+        cases.DOTS++;
+
+        if (rebuild.length > 0) {
+          matches.push(rebuild);
+          rebuild = '';
+        }
+        break;
+      }
+      case ',': {
+        cases.COMMAS++;
+
+        if (rebuild.length > 0) {
+          matches.push(rebuild);
+          rebuild = '';
+        }
+        break;
+      }
+      case ' ': {
+        break;
+      }
+      case ';': {
+        if (cases.ENDLINES > 0) {
+          cases.ENDLINES++;
+
+          if (rebuild.length > 0) {
+            matches.push(rebuild);
+            rebuild = '';
+          }
+        }
+        break;
+      }
+      default: {
+        rebuild += char;
+
+        break;
+      }
+    }
+  }
+  if (rebuild.length > 0) {
+    matches.push(rebuild);
+  }
+
+  return matches;
+};

src/finders/request/index.ts

@@ -1,4 +1,5 @@
 import { IBlock } from '../../../types/interfaces';
+import scopeExtractor from '../../extractors/scopes';
 import requestModeBodyFinder from './body';
 import requestModeCookiesFinder from './cookies';
 import requestModeHeadersFinder from './headers';
@@ -10,13 +11,29 @@ export default function caseRequestModeFinder(
   line: string,
   index: number
 ): IBlock | null | undefined {
-  const requestPropertyCaseFindMatch = line.match(/req.(.*)?(;|\.|\()/);
+  const requestPropertyCaseFindMatch = line.match(
+    /(request|req).(.*)?(;|\.|\()/
+  );
+
   let res = null;
+  let input;
   let _;
   let _key;
+  let _skey;
 
   if (requestPropertyCaseFindMatch) {
-    [_, _key] = requestPropertyCaseFindMatch;
+    [input] = requestPropertyCaseFindMatch;
+    [_, _key, _skey] = scopeExtractor(input);
+
+    if (_skey) {
+      return {
+        link: _skey,
+        linked: false,
+        line_index: index,
+        key: _skey,
+        mode: _key as any
+      };
+    }
 
     // Headers matching
     res = requestModeHeadersFinder(_, _key, line, index);
@@ -38,6 +55,7 @@ export default function caseRequestModeFinder(
 
     // Params matching
     res = requestModeParamsFinder(_, _key, line, index);
+
     if (res !== undefined) {
       if (res !== null) {
         res.mode = 'params';
@@ -73,9 +91,11 @@ export default function caseRequestModeFinder(
     }
   } else {
     // Method matching
+    const reqIndex = line.indexOf('req');
+    const requestIndex = line.indexOf('request');
     res = requestMethodFinder(
       _ as unknown as string,
-      line.substr(line.indexOf('req')),
+      line.substr(requestIndex !== -1 ? requestIndex : reqIndex),
       line,
       index
     );

src/finders/request/property.ts

@@ -15,7 +15,10 @@ export default function requestMethodFinder(
     return undefined;
   }
 
-  if (extracted[2].includes('req.') && !extracted[2].includes('()')) {
+  if (
+    (extracted[2].includes('req.') || extracted[2].includes('request.')) &&
+    !extracted[2].includes('()')
+  ) {
     return {
       link: extracted[1],
       linked: false,
@@ -27,7 +30,10 @@ export default function requestMethodFinder(
     // uWebSockets.js has native `getMethod` and `getUrl` support
     return undefined;
   }
-  if (_key === 'req;' && extracted[1].charAt(0) === '{') {
+  if (
+    (_key === 'req;' || _key === 'request;') &&
+    extracted[1].charAt(0) === '{'
+  ) {
     key = extracted[1].substr(1);
     key = key.substr(0, key.length - 1).trim();
     link = key;
@@ -43,7 +49,7 @@ export default function requestMethodFinder(
       key
     };
   }
-  if (_key.endsWith('req')) {
+  if (_key.endsWith('req') || _key.endsWith('request')) {
     return {
       link: extracted[1],
       linked: false,

tests/analyze.spec.js

@@ -260,6 +260,19 @@ describe('request property parse', () => {
         mode: 'params'
       }
     ]);
+    expect(
+      analyze((request, response) => {
+        response.end(request.params.id);
+      })
+    ).toEqual([
+      {
+        key: 'id',
+        line_index: 1,
+        link: 'id',
+        linked: false,
+        mode: 'params'
+      }
+    ]);
   });
   it('req.query', () => {
     expect(