schema: handle typedefs without a parsed signature

schema/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@sourcemod-dev/schema",
-    "version": "0.1.18",
+    "version": "0.1.19",
     "main": "dist/index.js",
     "types": "dist/index.d.ts",
     "files": [

schema/src/classes/symbol/type_def.ts

@@ -10,9 +10,10 @@ export class TypeDefinition extends Declaration implements ITypeDefinition, Sear
 
     /**
      * @brief Parsed function signature
+     * @note Null if type is not a function signature, such as `typedef Address = int`
      * @readonly
      */
-    readonly parsedSignature: ITypeSignature;
+    readonly parsedSignature: ITypeSignature | null;
 
     readonly identifier: Identifier = Identifier.TypeDefinition;
 
@@ -28,7 +29,7 @@ export class TypeDefinition extends Declaration implements ITypeDefinition, Sear
 
         const parents = [...options.parents, `${this.identifier}.${this.name}`];
 
-        if (options.l1Only !== true) {
+        if (options.l1Only !== true && this.parsedSignature !== null) {
             for (const arg of this.parsedSignature.arguments) {
                 ret.push({
                     name: arg.type,

schema/src/classes/symbol/type_set.ts

@@ -23,6 +23,10 @@ export class TypeSet extends Declaration implements ITypeSet, Searchable {
 
         if (options.l1Only !== true) {
             for (const type of Object.values(this.types)) {
+                if (type.parsedSignature === null) {
+                    continue;
+                }
+
                 for (const arg of type.parsedSignature.arguments) {
                     ret.push({
                         name: arg.name,

schema/src/interfaces/symbol/type_def.ts

@@ -10,9 +10,10 @@ export interface ITypeDefinition extends IDeclaration {
 
     /**
      * @brief Parsed function signature
+     * @note Null if type is not a function signature, such as `typedef Address = int`
      * @readonly
      */
-    readonly parsedSignature: ITypeSignature;
+    readonly parsedSignature: ITypeSignature | null;
 }
 
 export interface ITypeSignature {

schema/src/interfaces/symbol/type_set.ts

@@ -13,9 +13,10 @@ export interface IType extends IDocumentation {
 
     /**
      * @brief Parsed function signature
+     * @note Null if type is not a function signature, such as `typedef Address = int`
      * @readonly
      */
-    readonly parsedSignature: ITypeSignature;
+    readonly parsedSignature: ITypeSignature | null;
 }
 
 export interface ITypeSet extends IDeclaration {

schema/src/tests/search_index.test.ts

@@ -91,6 +91,7 @@ const data = {
                     ...decl('SQLQueryCallback'),
                     types: {
                         a: { ...decl(''), type: 'function void (Database db)', parsedSignature: sig('void', [['db', 'Database']]) },
+                        b: { ...decl(''), type: 'int', parsedSignature: null },
                     },
                 },
             },
@@ -100,6 +101,11 @@ const data = {
                     type: 'function Action (int client, const char[] command)',
                     parsedSignature: sig('Action', [['client', 'int'], ['command', 'const char[]']]),
                 },
+                Address: {
+                    ...decl('Address'),
+                    type: 'int',
+                    parsedSignature: null,
+                },
             },
         },
     },
@@ -109,7 +115,7 @@ const needles = [
     '', 'a', 'A', ' ', 'int', 'INT', 'void', 'char[]', 'const char[]', 'constchar[]', 'const  char[]',
     'ArrayList', 'arraylist', 'Array List', 'Array', 'GetClientName', 'getclientname', 'GetClient',
     'ClientName', 'GetClinetName', 'NetFlow', 'netflow_in', 'MAX', 'max_name', 'userid', 'Player',
-    'Database', 'Action', 'Length', 'xyzzy', 'Q',
+    'Database', 'Action', 'Length', 'Address', 'xyzzy', 'Q',
 ];
 
 // Score every entry, as search did before indexing