Merge pull request #146 from jochil/groovy-support

feat: add Groovy support

Author: smacker

_automation/grammars.json

@@ -96,6 +96,16 @@
     "reference": "master",
     "revision": "64457ea6b73ef5422ed1687178d4545c3e91334a"
   },
+  {
+    "language": "groovy",
+    "url": "https://github.com/murtaza64/tree-sitter-groovy",
+    "files": [
+      "parser.c",
+      "scanner.c"
+    ],
+    "reference": "main",
+    "revision": "235009aad0f580211fc12014bb0846c3910130c1"
+  },
   {
     "language": "hcl",
     "url": "https://github.com/MichaHoffmann/tree-sitter-hcl",

groovy/binding.go

@@ -0,0 +1,15 @@
+package groovy 
+
+//#include "parser.h"
+//TSLanguage *tree_sitter_groovy();
+import "C"
+import (
+	"unsafe"
+
+	sitter "github.com/smacker/go-tree-sitter"
+)
+
+func GetLanguage() *sitter.Language {
+	ptr := unsafe.Pointer(C.tree_sitter_groovy())
+	return sitter.NewLanguage(ptr)
+}

groovy/binding_test.go

@@ -0,0 +1,61 @@
+package groovy_test
+
+import (
+	"context"
+	"testing"
+
+	sitter "github.com/smacker/go-tree-sitter"
+	"github.com/smacker/go-tree-sitter/groovy"
+	"github.com/stretchr/testify/assert"
+)
+
+var gradleGroovyCode = `
+plugins {
+    id 'application' 
+    id 'foo' 
+}
+`
+
+var testCases = []struct {
+	name     string
+	input    string
+	expected string
+}{
+	{
+		name: "hello-world",
+		input: `
+      class Example {
+         static void main(String[] args) {
+            println('Hello World');
+         }
+      }`,
+		expected: "(source_file (class_definition name: (identifier) body: (closure (function_definition (modifier) type: (builtintype) function: (identifier) parameters: (parameter_list (parameter type: (array_type (identifier)) name: (identifier))) body: (closure (function_call function: (identifier) args: (argument_list (string (string_content)))))))))",
+	},
+	{
+		name: "gradle",
+		input: `
+      plugins {
+          id 'application' 
+      }
+
+      repositories {
+          mavenCentral() 
+      }
+
+      application {
+          mainClass = 'example.App' 
+      }
+      `,
+		expected: "(source_file (juxt_function_call function: (identifier) args: (argument_list (closure (juxt_function_call function: (identifier) args: (argument_list (string (string_content))))))) (juxt_function_call function: (identifier) args: (argument_list (closure (function_call function: (identifier) args: (argument_list))))) (juxt_function_call function: (identifier) args: (argument_list (closure (assignment (identifier) (string (string_content)))))))",
+	},
+}
+
+func TestGrammar(t *testing.T) {
+	for _, tc := range testCases {
+		t.Run(tc.name, func(t *testing.T) {
+			n, err := sitter.ParseCtx(context.Background(), []byte(tc.input), groovy.GetLanguage())
+			assert.Nil(t, err)
+			assert.Equal(t, tc.expected, n.String())
+		})
+	}
+}