6 string references to 'ChainExpression'

Parser::parseAssignmentExpression in vendor/mck89/peast/lib/Peast/Syntax/Parser.php
Parses an assignment expression
Parser::parseForNotVarLetConstStatement in vendor/mck89/peast/lib/Peast/Syntax/Parser.php
Parses a for statement that does not start with var, let or const
Parser::parseLeftHandSideExpression in vendor/mck89/peast/lib/Peast/Syntax/Parser.php
Parses a left hand side expression
Parser::parsePostfixExpression in vendor/mck89/peast/lib/Peast/Syntax/Parser.php
Parses a postfix expression
Parser::parseUnaryExpression in vendor/mck89/peast/lib/Peast/Syntax/Parser.php
Parses a unary expression
Renderer::renderNode in vendor/mck89/peast/lib/Peast/Renderer.php
Renders a node