fix: Fix formatting of private methods.

Author: dsherret

Cargo.lock

@@ -2,7 +2,7 @@
 name = "dprint-plugin-typescript"
 description = "TypeScript code formatting plugin for dprint."
 keywords = ["formatting", "formatter", "typescript"]
-version = "0.28.0"
+version = "0.28.1"
 authors = ["David Sherret <[email protected]>"]
 edition = "2018"
 license = "MIT"

Cargo.toml

@@ -122,6 +122,7 @@ fn parse_node_with_inner_parse<'a>(node: Node<'a>, context: &mut Context<'a>, in
             Node::Constructor(node) => parse_constructor(node, context),
             Node::Decorator(node) => parse_decorator(node, context),
             Node::TsParamProp(node) => parse_parameter_prop(node, context),
+            Node::PrivateMethod(node) => parse_private_method(node, context),
             Node::PrivateName(node) => parse_private_name(node, context),
             Node::PrivateProp(node) => parse_private_prop(node, context),
             /* clauses */
@@ -383,6 +384,26 @@ fn parse_node_with_inner_parse<'a>(node: Node<'a>, context: &mut Context<'a>, in
 /* class */
 
 fn parse_class_method<'a>(node: &'a ClassMethod, context: &mut Context<'a>) -> PrintItems {
+    // todo: consolidate with private method
+    return parse_class_or_object_method(ClassOrObjectMethod {
+        parameters_span_data: node.get_parameters_span_data(context),
+        decorators: Some(&node.function.decorators),
+        accessibility: node.accessibility,
+        is_static: node.is_static,
+        is_async: node.function.is_async,
+        is_abstract: node.is_abstract,
+        kind: node.kind.into(),
+        is_generator: node.function.is_generator,
+        is_optional: node.is_optional,
+        key: (&node.key).into(),
+        type_params: node.function.type_params.as_ref().map(|x| x.into()),
+        params: node.function.params.iter().map(|x| x.into()).collect(),
+        return_type: node.function.return_type.as_ref().map(|x| x.into()),
+        body: node.function.body.as_ref().map(|x| x.into()),
+    }, context);
+}
+
+fn parse_private_method<'a>(node: &'a PrivateMethod, context: &mut Context<'a>) -> PrintItems {
     return parse_class_or_object_method(ClassOrObjectMethod {
         parameters_span_data: node.get_parameters_span_data(context),
         decorators: Some(&node.function.decorators),

src/parsing/parser.rs

@@ -711,6 +711,12 @@ impl ParametersSpanned for Function {
     }
 }
 
+impl ParametersSpanned for PrivateMethod {
+    fn get_parameters_span_data(&self, context: &mut Context) -> Option<Span> {
+        self.function.get_parameters_span_data(context)
+    }
+}
+
 impl ParametersSpanned for ClassMethod {
     fn get_parameters_span_data(&self, context: &mut Context) -> Option<Span> {
         self.function.get_parameters_span_data(context)

src/parsing/parser_types.rs

@@ -0,0 +1,14 @@
+~~ lineWidth: 50 ~~
+== should format private methods ==
+abstract class Test {
+    #method1(   arg   : string  )   : test {
+        return    5   ;
+    }
+}
+
+[expect]
+abstract class Test {
+    #method1(arg: string): test {
+        return 5;
+    }
+}