Function compileAssignStmt

compile.go:783–814

}}}

(context *funcContext, stmt *ast.AssignStmt)

} // }}}

func compileAssignStmt(context *funcContext, stmt *ast.AssignStmt) { // {{{
	code := context.Code
	lennames := len(stmt.Lhs)
	reg, acs := compileAssignStmtLeft(context, stmt)
	reg, acs = compileAssignStmtRight(context, stmt, reg, acs)

	for i := lennames - 1; i >= 0; i-- {
		ex := stmt.Lhs[i]
		switch acs[i].ec.ctype {
		case ecLocal:
			if acs[i].needmove {
				code.AddABC(OP_MOVE, context.FindLocalVar(ex.(*ast.IdentExpr).Value), reg, 0, sline(ex))
				reg -= 1
			}
		case ecGlobal:
			code.AddABx(OP_SETGLOBAL, reg, context.ConstIndex(LString(ex.(*ast.IdentExpr).Value)), sline(ex))
			reg -= 1
		case ecUpvalue:
			code.AddABC(OP_SETUPVAL, reg, context.Upvalues.RegisterUnique(ex.(*ast.IdentExpr).Value), 0, sline(ex))
			reg -= 1
		case ecTable:
			opcode := OP_SETTABLE
			if acs[i].keyks {
				opcode = OP_SETTABLEKS
			}
			code.AddABC(opcode, acs[i].ec.reg, acs[i].keyrk, acs[i].valuerk, sline(ex))
			if !opIsK(acs[i].valuerk) {
				reg -= 1
			}
		}
	}
} // }}}

func compileRegAssignment(context *funcContext, names []string, exprs []ast.Expr, reg int, nvars int, line int) { // {{{
	lennames := len(names)