refactor: read_trait_declaration_statement

Author: alexander-akait

src/parser/class.js

@@ -346,7 +346,7 @@ module.exports = {
    * trait ::= T_TRAIT T_STRING (T_EXTENDS (NAMESPACE_NAME ',')* NAMESPACE_NAME)? '{' FUNCTION* '}'
    * ```
    */
-  read_trait: function() {
+  read_trait_declaration_statement: function() {
     const result = this.node("trait");
     // graceful mode : ignore token & go next
     if (this.token !== this.tok.T_TRAIT) {

src/parser/statement.js

@@ -48,7 +48,7 @@ module.exports = {
       case this.tok.T_INTERFACE:
         return this.read_interface_declaration_statement();
       case this.tok.T_TRAIT:
-        return this.read_trait();
+        return this.read_trait_declaration_statement();
       case this.tok.T_USE:
         return this.read_use_statement();
       case this.tok.T_CONST: {
@@ -161,7 +161,7 @@ module.exports = {
       case this.tok.T_INTERFACE:
         return this.read_interface_declaration_statement();
       case this.tok.T_TRAIT:
-        return this.read_trait();
+        return this.read_trait_declaration_statement();
       case this.tok.T_HALT_COMPILER: {
         this.raiseError(
           "__HALT_COMPILER() can only be used from the outermost scope"