fix: prevent generating placeholders for array types in TypeScript definitions

Author: Skidy89

__test__/e.lang

@@ -14,4 +14,10 @@ array = [
 "key2",
 "key3"
 ]
-test_placeholder = "This is a {placeholder} test."
+# it should not generate placeholder for array types
+test_placeholder = "This is a {placeholder} test."
+tested_array = [
+"value1",
+"value2 with {placeholder}",
+"value3",
+]

__test__/languages.d.ts

@@ -3,17 +3,25 @@
 
 /* eslint-disable */
 export interface Lang {
+    /** This is a {placeholder} test. */
+    'test_placeholder': (args: { placeholder: string }) => string;
+    /**
+     * [
+     * "value1",
+     * "value2 with {placeholder}",
+     * "value3",
+     * ]
+     */
+    'tested_array': string[];
+    /** hello world */
+    'hello': string;
     /**
      * "this is
      * a multi-line
      * string
      * test"
      */
     'test': string;
-    /** hello world */
-    'hello': string;
-    /** This is a {placeholder} test. */
-    'test_placeholder': (args: { placeholder: string }) => string;
     /**
      * [
      * "key1",

src/lib.rs

@@ -238,7 +238,7 @@ pub fn generate_typescript_defs(
             }
           }
         }
-        if !placeholders.is_empty() && should_gen_placeholder {
+        if !placeholders.is_empty() && should_gen_placeholder && !trimmed.starts_with('[') {
           defs.push_str(&format!("    '{}': (args: {{ ", key));
           for (i, p) in placeholders.iter().enumerate() {
             if i > 0 {