tree-sitter-javascript - npm Package Compare versions

Comparing version 0.4.5 to 0.4.6

corpus/expressions.txt

@@ -366,2 +366,24 @@ ============================================
 ============================================
+Class Decorators
+============================================
+@reload
+@eval
+class Foo {
+	@foo.bar(baz) static foo() {
+
+	}
+}
+
+---
+
+(program
+  (class
+    (decorator (identifier))
+    (decorator (identifier))
+    (identifier)
+    (class_body
+      (decorator (call_expression (member_expression (identifier) (property_identifier)) (arguments (identifier))))
+      (method_definition (property_identifier) (formal_parameters) (statement_block)))))
+
+============================================
 Arrays
@@ -368,0 +390,0 @@ ============================================

corpus/statements.txt

@@ -104,2 +104,14 @@ ============================================
 ============================================
+Decorators before exports
+============================================
+
+@injectable()
+export class Foo {
+}
+
+---
+
+(program (export_statement (decorator (call_expression (identifier) (arguments))) (class (identifier) (class_body))))
+
+============================================
 If statements
@@ -106,0 +118,0 @@ ============================================

grammar.js

@@ -64,4 +64,4 @@ const PREC = {
       seq('export', $.export_clause, $._semicolon),
-      seq('export', $._declaration),
-      seq('export', 'default', $._expression, $._semicolon)
+      seq(repeat($.decorator), 'export', $._declaration),
+      seq(repeat($.decorator), 'export', 'default', $._expression, $._semicolon)
     ),
@@ -412,3 +412,3 @@
         $.spread_element,
-        $.method_definition,
+        seq(repeat($.decorator), $.method_definition),
         $.assignment_pattern,
@@ -488,2 +488,3 @@ alias(choice($.identifier, $._reserved_identifier), $.shorthand_property_identifier)
     anonymous_class: $ => seq(
+      repeat($.decorator),
       'class',
@@ -495,2 +496,3 @@ optional($.class_heritage),
     class: $ => seq(
+      repeat($.decorator),
       'class',
@@ -767,5 +769,31 @@ $.identifier,
 
+    decorator: $ => seq(
+      '@',
+      choice(
+        $._identifier_reference,
+        alias($.decorator_member_expression, $.member_expression),
+        alias($.decorator_call_expression, $.call_expression))
+    ),
+
+    _identifier_reference: $ => choice(
+      $.identifier,
+      alias($._reserved_identifier, $.identifier)
+    ),
+
+    decorator_member_expression: $ => prec(PREC.MEMBER, seq(
+      seq(
+        choice($._identifier_reference, alias($.decorator_member_expression, $.member_expression)),
+        '.',
+        alias($.identifier, $.property_identifier))
+    )),
+
+    decorator_call_expression: $ => prec(PREC.CALL, seq(
+      choice($._identifier_reference, alias($.decorator_member_expression, $.member_expression)),
+      $.arguments
+    )),
+
     class_body: $ => seq(
       '{',
       repeat(seq(
+        repeat($.decorator),
         optional('static'),
@@ -772,0 +800,0 @@ choice(

package.json

 {
   "name": "tree-sitter-javascript",
-  "version": "0.4.5",
+  "version": "0.4.6",
   "description": "Javascript grammar for node-tree-sitter",
@@ -5,0 +5,0 @@ "main": "index.js",

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Improved metrics

Total package byte prevSize

4116764

increased by5.46%

Lines of code

12938

increased by1.67%

No dependency changes