package types

import (
	"go/token"
	"testing"
)

var assignOps = map[token.Token]token.Token{
	token.ADD_ASSIGN:     token.ADD,
	token.SUB_ASSIGN:     token.SUB,
	token.MUL_ASSIGN:     token.MUL,
	token.QUO_ASSIGN:     token.QUO,
	token.REM_ASSIGN:     token.REM,
	token.AND_ASSIGN:     token.AND,
	token.OR_ASSIGN:      token.OR,
	token.XOR_ASSIGN:     token.XOR,

	ADD // +
	SUB // -
	MUL // *
	QUO // /
	REM // %

	AND     // &
	OR      // |
	XOR     // ^
	SHL     // <<
	SHR     // >>
	AND_NOT // &^

	ADD_ASSIGN // +=
	SUB_ASSIGN // -=
	MUL_ASSIGN // *=
	QUO_ASSIGN // /=
	REM_ASSIGN // %=

	AND_ASSIGN     // &=
	OR_ASSIGN      // |=
	XOR_ASSIGN     // ^=
	SHL_ASSIGN     // <<=
	SHR_ASSIGN     // >>=
	AND_NOT_ASSIGN // &^=

			tok = token.RBRACE
		case '+':
			tok = s.switch3(token.ADD, token.ADD_ASSIGN, '+', token.INC)
			if tok == token.INC {
				insertSemi = true
			}
		case '-':
			tok = s.switch3(token.SUB, token.SUB_ASSIGN, '-', token.DEC)
			if tok == token.DEC {
				insertSemi = true
			}
		case '*':
			tok = s.switch2(token.MUL, token.MUL_ASSIGN)
		case '/':
			if s.ch == '/' || s.ch == '*' {
				// comment

	{token.OR, "|", operator},
	{token.XOR, "^", operator},
	{token.SHL, "<<", operator},
	{token.SHR, ">>", operator},
	{token.AND_NOT, "&^", operator},

	{token.ADD_ASSIGN, "+=", operator},
	{token.SUB_ASSIGN, "-=", operator},
	{token.MUL_ASSIGN, "*=", operator},
	{token.QUO_ASSIGN, "/=", operator},
	{token.REM_ASSIGN, "%=", operator},

	{token.AND_ASSIGN, "&=", operator},
	{token.OR_ASSIGN, "|=", operator},

	if p.trace {
		defer un(trace(p, "SimpleStmt"))
	}

	x := p.parseLhsList()

	switch p.tok {
	case
		token.DEFINE, token.ASSIGN, token.ADD_ASSIGN,
		token.SUB_ASSIGN, token.MUL_ASSIGN, token.QUO_ASSIGN,
		token.REM_ASSIGN, token.AND_ASSIGN, token.OR_ASSIGN,
		token.XOR_ASSIGN, token.SHL_ASSIGN, token.SHR_ASSIGN, token.AND_NOT_ASSIGN:
		// assignment statement

	if p.trace {
		defer un(trace(p, "SimpleStmt"))
	}

	x := p.parseList(false)

	switch p.tok {
	case
		token.DEFINE, token.ASSIGN, token.ADD_ASSIGN,
		token.SUB_ASSIGN, token.MUL_ASSIGN, token.QUO_ASSIGN,
		token.REM_ASSIGN, token.AND_ASSIGN, token.OR_ASSIGN,
		token.XOR_ASSIGN, token.SHL_ASSIGN, token.SHR_ASSIGN, token.AND_NOT_ASSIGN:

		{"SHL", Const, 0},
		{"SHL_ASSIGN", Const, 0},
		{"SHR", Const, 0},
		{"SHR_ASSIGN", Const, 0},
		{"STRING", Const, 0},
		{"STRUCT", Const, 0},
		{"SUB", Const, 0},
		{"SUB_ASSIGN", Const, 0},
		{"SWITCH", Const, 0},
		{"TILDE", Const, 18},
		{"TYPE", Const, 0},
		{"Token", Type, 0},
		{"UnaryPrec", Const, 0},
		{"VAR", Const, 0},
		{"XOR", Const, 0},

pkg go/token, const SHR Token
pkg go/token, const SHR_ASSIGN Token
pkg go/token, const STRING Token
pkg go/token, const STRUCT Token
pkg go/token, const SUB Token
pkg go/token, const SUB_ASSIGN Token
pkg go/token, const SWITCH Token
pkg go/token, const TYPE Token
pkg go/token, const UnaryPrec ideal-int
pkg go/token, const VAR Token
pkg go/token, const XOR Token
pkg go/token, const XOR_ASSIGN Token

pkg go/token, const SHL_ASSIGN = 31
pkg go/token, const SHR = 21
pkg go/token, const SHR_ASSIGN = 32
pkg go/token, const STRING = 9
pkg go/token, const STRUCT = 82
pkg go/token, const SUB = 13
pkg go/token, const SUB_ASSIGN = 24
pkg go/token, const SWITCH = 83
pkg go/token, const TYPE = 84
pkg go/token, const UnaryPrec = 6
pkg go/token, const VAR = 85
pkg go/token, const XOR = 19
pkg go/token, const XOR_ASSIGN = 30