Support positional arguments for dataclasses (#91)

* fix dataclass inspection

resources/META-INF/plugin.xml

@@ -5,8 +5,9 @@
     <vendor email="koaxudai@gmail.com">Koudai Aono @koxudaxi</vendor>
     <change-notes><![CDATA[
     <h2>version 0.0.28</h2>
-        <p>BugFixes</p>
+    <p>Features, BugFixes</p>
     <ul>
+        <li>Support positional arguments for dataclasses [#91] </li>
         <li>Fix field names treated with incorrect scope [#90] </li>
     </ul>
     <h2>version 0.0.27</h2>

src/com/koxudaxi/pydantic/PydanticInspection.kt

@@ -66,7 +66,7 @@ class PydanticInspection : PyInspection() {
 
         private fun inspectPydanticModelCallableExpression(pyCallExpression: PyCallExpression) {
             val pyClass = getPyClassByPyCallExpression(pyCallExpression, myTypeEvalContext) ?: return
-            if (!isPydanticModel(pyClass, myTypeEvalContext)) return
+            if (!isSubClassOfPydanticBaseModel(pyClass, myTypeEvalContext) || isPydanticBaseModel(pyClass)) return
             if ((pyCallExpression.callee as? PyReferenceExpressionImpl)?.isQualified == true) return
             pyCallExpression.arguments
                     .filterNot { it is PyKeywordArgument || (it as? PyStarArgumentImpl)?.isKeyword == true }

testData/inspection/acceptsOnlyKeywordArguments.py

@@ -1,8 +1,15 @@
 from pydantic import BaseModel
-
+from pydantic.dataclasses import dataclass
 
 class A(BaseModel):
     a: str
 
 
 A(<warning descr="class 'A' accepts only keyword arguments">'a'</warning>)
+
+@dataclass
+class B():
+    a: str
+
+
+B('a')

testData/inspection/acceptsOnlyKeywordArgumentsSingleStarArgument.py

@@ -1,8 +1,17 @@
 from pydantic import BaseModel
+from pydantic.dataclasses import dataclass
 
 
 class A(BaseModel):
     a: str
 
 
 A(<warning descr="class 'A' accepts only keyword arguments">*['a']</warning>)
+
+
+@dataclass
+class B:
+    a: str
+
+
+B(*['a'])