GNU Octave  9.1.0
A high-level interpreted language, primarily intended for numerical computations, mostly compatible with Matlab
Public Member Functions | Protected Attributes | List of all members
tree_expression Class Referenceabstract

#include "pt-exp.h"

Inheritance diagram for tree_expression:
tree tree_anon_fcn_handle tree_array_list tree_binary_expression tree_colon_expression tree_constant tree_fcn_handle tree_identifier tree_index_expression tree_metaclass_query tree_multi_assignment tree_simple_assignment tree_superclass_ref tree_unary_expression

Public Member Functions

 tree_expression (int l=-1, int c=-1)
 
virtual ~tree_expression ()=default
 
virtual void copy_base (const tree_expression &e)
 
virtual tree_expression * dup (symbol_scope &scope) const =0
 
virtual octave_value evaluate (tree_evaluator &tw, int nargout=1)=0
 
virtual octave_value_list evaluate_n (tree_evaluator &tw, int nargout=1)=0
 
virtual bool is_assignment_expression () const
 
virtual bool is_binary_expression () const
 
virtual bool is_boolean_expression () const
 
virtual bool is_colon_expression () const
 
virtual bool is_constant () const
 
bool is_for_cmd_expr () const
 
virtual bool is_identifier () const
 
virtual bool is_index_expression () const
 
virtual bool is_matrix () const
 
bool is_postfix_indexed () const
 
virtual bool is_prefix_expression () const
 
virtual bool is_unary_expression () const
 
virtual bool iscell () const
 
virtual octave_lvalue lvalue (tree_evaluator &)
 
virtual bool lvalue_ok () const
 
void mark_as_for_cmd_expr ()
 
tree_expression * mark_in_parens ()
 
virtual std::string name () const
 
virtual std::string oper () const
 
virtual std::string original_text () const
 
int paren_count () const
 
char postfix_index () const
 
bool print_result () const
 
virtual bool rvalue_ok () const
 
tree_expression * set_postfix_index (char type)
 
tree_expression * set_print_flag (bool print)
 
- Public Member Functions inherited from tree
 tree (int l=-1, int c=-1)
 
virtual ~tree ()=default
 
virtual void accept (tree_walker &tw)=0
 
const std::string bp_cond () const
 
virtual int column () const
 
void column (int c)
 
virtual void delete_breakpoint ()
 
bool is_active_breakpoint (tree_evaluator &tw) const
 
bool is_breakpoint () const
 
virtual int line () const
 
void line (int l)
 
bool meets_bp_condition (tree_evaluator &tw) const
 
virtual void set_breakpoint (const std::string &condition)
 
void set_location (int l, int c)
 
std::string str_print_code ()
 

Protected Attributes

bool m_for_cmd_expr
 
int m_num_parens
 
char m_postfix_index_type
 
bool m_print_flag
 

Detailed Description

Definition at line 46 of file pt-exp.h.

Constructor & Destructor Documentation

◆ tree_expression()

tree_expression::tree_expression ( int  l = -1,
int  c = -1 
)
inline

Definition at line 50 of file pt-exp.h.

◆ ~tree_expression()

virtual tree_expression::~tree_expression ( )
virtualdefault

Member Function Documentation

◆ copy_base()

virtual void tree_expression::copy_base ( const tree_expression &  e)
inlinevirtual

Definition at line 128 of file pt-exp.h.

References m_num_parens, m_postfix_index_type, and m_print_flag.

Referenced by tree_array_list::copy_base(), tree_simple_assignment::dup(), tree_binary_expression::dup(), tree_braindead_shortcircuit_binary_expression::dup(), tree_boolean_expression::dup(), tree_superclass_ref::dup(), tree_metaclass_query::dup(), tree_colon_expression::dup(), tree_constant::dup(), tree_fcn_handle::dup(), tree_anon_fcn_handle::dup(), tree_identifier::dup(), tree_index_expression::dup(), tree_prefix_expression::dup(), and tree_postfix_expression::dup().

◆ dup()

virtual tree_expression* tree_expression::dup ( symbol_scope &  scope) const
pure virtual

Implemented in tree_postfix_expression, tree_prefix_expression, tree_matrix, tree_index_expression, tree_identifier, tree_anon_fcn_handle, tree_fcn_handle, tree_constant, tree_colon_expression, tree_metaclass_query, tree_superclass_ref, tree_cell, tree_boolean_expression, tree_braindead_shortcircuit_binary_expression, tree_binary_expression, tree_multi_assignment, tree_simple_assignment, tree_array_list, and tree_black_hole.

Referenced by tree_argument_list::dup(), tree_simple_assignment::dup(), tree_binary_expression::dup(), tree_braindead_shortcircuit_binary_expression::dup(), tree_boolean_expression::dup(), tree_colon_expression::dup(), tree_decl_elt::dup(), tree_anon_fcn_handle::dup(), tree_index_expression::dup(), tree_prefix_expression::dup(), tree_postfix_expression::dup(), and tree_evaluator::evaluate_anon_fcn_handle().

◆ evaluate()

virtual octave_value tree_expression::evaluate ( tree_evaluator &  tw,
int  nargout = 1 
)
pure virtual

Implemented in tree_index_expression, tree_identifier, tree_anon_fcn_handle, tree_fcn_handle, tree_superclass_ref, tree_multi_assignment, tree_simple_assignment, tree_postfix_expression, tree_prefix_expression, tree_matrix, tree_constant, tree_colon_expression, tree_metaclass_query, tree_cell, tree_compound_binary_expression, tree_boolean_expression, tree_braindead_shortcircuit_binary_expression, and tree_binary_expression.

Referenced by tree_evaluator::eval_decl_elt(), tree_binary_expression::evaluate(), tree_braindead_shortcircuit_binary_expression::evaluate(), tree_boolean_expression::evaluate(), tree_compound_binary_expression::evaluate(), tree_colon_expression::evaluate(), tree_prefix_expression::evaluate(), tree_postfix_expression::evaluate(), tree_simple_assignment::evaluate(), tree_index_expression::evaluate_n(), base_parser::finish_array_list(), tree_index_expression::get_struct_index(), tree_evaluator::switch_case_label_matches(), base_parser::validate_matrix_for_assignment(), tree_evaluator::visit_complex_for_command(), tree_evaluator::visit_decl_elt(), tree_evaluator::visit_simple_for_command(), tree_evaluator::visit_statement(), and tree_evaluator::visit_switch_command().

◆ evaluate_n()

virtual octave_value_list tree_expression::evaluate_n ( tree_evaluator &  tw,
int  nargout = 1 
)
pure virtual

Implemented in tree_postfix_expression, tree_prefix_expression, tree_matrix, tree_index_expression, tree_identifier, tree_anon_fcn_handle, tree_fcn_handle, tree_constant, tree_colon_expression, tree_metaclass_query, tree_superclass_ref, tree_cell, tree_compound_binary_expression, tree_boolean_expression, tree_binary_expression, tree_multi_assignment, and tree_simple_assignment.

Referenced by tree_evaluator::eval_string(), and tree_multi_assignment::evaluate_n().

◆ is_assignment_expression()

virtual bool tree_expression::is_assignment_expression ( ) const
inlinevirtual

Reimplemented in tree_multi_assignment, and tree_simple_assignment.

Definition at line 70 of file pt-exp.h.

Referenced by bp_table::condition_valid(), tree_evaluator::eval_string(), and tree_evaluator::visit_statement().

◆ is_binary_expression()

virtual bool tree_expression::is_binary_expression ( ) const
inlinevirtual

Reimplemented in tree_binary_expression.

Definition at line 76 of file pt-exp.h.

Referenced by base_parser::maybe_convert_to_braindead_shortcircuit().

◆ is_boolean_expression()

virtual bool tree_expression::is_boolean_expression ( ) const
inlinevirtual

Reimplemented in tree_boolean_expression.

Definition at line 78 of file pt-exp.h.

◆ is_colon_expression()

virtual bool tree_expression::is_colon_expression ( ) const
inlinevirtual

Reimplemented in tree_colon_expression.

Definition at line 80 of file pt-exp.h.

◆ is_constant()

virtual bool tree_expression::is_constant ( ) const
inlinevirtual

Reimplemented in tree_constant.

Definition at line 60 of file pt-exp.h.

Referenced by tree_argument_list::all_elements_are_constant(), base_parser::make_colon_expression(), and base_parser::validate_matrix_for_assignment().

◆ is_for_cmd_expr()

bool tree_expression::is_for_cmd_expr ( ) const
inline

Definition at line 108 of file pt-exp.h.

References m_for_cmd_expr.

Referenced by tree_colon_expression::evaluate().

◆ is_identifier()

virtual bool tree_expression::is_identifier ( ) const
inlinevirtual

Reimplemented in tree_identifier.

Definition at line 66 of file pt-exp.h.

Referenced by tree_argument_list::append(), tree_evaluator::eval_string(), tree_index_expression::evaluate_n(), tree_evaluator::is_defined(), tree_argument_list::is_valid_lvalue_list(), tree_evaluator::is_variable(), base_parser::make_assign_op(), base_parser::make_try_command(), tree_argument_list::variable_names(), and tree_evaluator::visit_statement().

◆ is_index_expression()

virtual bool tree_expression::is_index_expression ( ) const
inlinevirtual

Reimplemented in tree_index_expression.

Definition at line 68 of file pt-exp.h.

Referenced by tree_argument_list::is_valid_lvalue_list(), base_parser::make_assign_op(), base_parser::make_index_expression(), base_parser::make_indirect_ref(), and tree_argument_list::variable_names().

◆ is_matrix()

virtual bool tree_expression::is_matrix ( ) const
inlinevirtual

Reimplemented in tree_matrix.

Definition at line 62 of file pt-exp.h.

Referenced by base_parser::validate_array_list(), and base_parser::validate_matrix_for_assignment().

◆ is_postfix_indexed()

bool tree_expression::is_postfix_indexed ( ) const
inline

Definition at line 90 of file pt-exp.h.

References m_postfix_index_type.

Referenced by tree_superclass_ref::evaluate_n(), tree_identifier::evaluate_n(), base_parser::make_index_expression(), and base_parser::make_indirect_ref().

◆ is_prefix_expression()

virtual bool tree_expression::is_prefix_expression ( ) const
inlinevirtual

Definition at line 72 of file pt-exp.h.

◆ is_unary_expression()

virtual bool tree_expression::is_unary_expression ( ) const
inlinevirtual

Reimplemented in tree_unary_expression.

Definition at line 74 of file pt-exp.h.

◆ iscell()

virtual bool tree_expression::iscell ( void  ) const
inlinevirtual

Reimplemented in tree_cell.

Definition at line 64 of file pt-exp.h.

◆ lvalue()

octave_lvalue tree_expression::lvalue ( tree_evaluator &  )
virtual

Reimplemented in tree_index_expression, tree_black_hole, and tree_identifier.

Definition at line 43 of file pt-exp.cc.

References error().

Referenced by tree_prefix_expression::evaluate(), tree_postfix_expression::evaluate(), tree_simple_assignment::evaluate(), tree_index_expression::lvalue(), tree_evaluator::visit_complex_for_command(), and tree_evaluator::visit_simple_for_command().

◆ lvalue_ok()

virtual bool tree_expression::lvalue_ok ( ) const
inlinevirtual

Reimplemented in tree_index_expression, and tree_identifier.

Definition at line 82 of file pt-exp.h.

Referenced by tree_index_expression::lvalue_ok(), tree_checker::visit_argument_list(), tree_checker::visit_simple_assignment(), and tree_checker::visit_simple_for_command().

◆ mark_as_for_cmd_expr()

void tree_expression::mark_as_for_cmd_expr ( )
inline

Definition at line 106 of file pt-exp.h.

References m_for_cmd_expr.

Referenced by base_parser::make_for_command().

◆ mark_in_parens()

tree_expression* tree_expression::mark_in_parens ( )
inline

Definition at line 110 of file pt-exp.h.

References m_num_parens.

◆ name()

virtual std::string tree_expression::name ( ) const
inlinevirtual

Reimplemented in tree_index_expression, tree_black_hole, tree_identifier, and tree_fcn_handle.

Definition at line 102 of file pt-exp.h.

Referenced by tree_simple_assignment::evaluate(), tree_multi_assignment::evaluate_n(), tree_evaluator::final_index_error(), base_parser::make_assign_op(), base_parser::make_for_command(), and tree_index_expression::name().

◆ oper()

virtual std::string tree_expression::oper ( ) const
inlinevirtual

Reimplemented in tree_unary_expression, tree_boolean_expression, tree_binary_expression, tree_multi_assignment, and tree_simple_assignment.

Definition at line 100 of file pt-exp.h.

Referenced by error().

◆ original_text()

std::string tree_expression::original_text ( ) const
virtual

Reimplemented in tree_constant.

Definition at line 49 of file pt-exp.cc.

◆ paren_count()

int tree_expression::paren_count ( ) const
inline

Definition at line 88 of file pt-exp.h.

References m_num_parens.

Referenced by tree_print_code::visit_index_expression().

◆ postfix_index()

char tree_expression::postfix_index ( ) const
inline

Definition at line 93 of file pt-exp.h.

References m_postfix_index_type.

Referenced by tree_identifier::evaluate_n().

◆ print_result()

bool tree_expression::print_result ( ) const
inline

Definition at line 98 of file pt-exp.h.

References m_print_flag.

Referenced by tree_evaluator::eval_string(), tree_simple_assignment::evaluate(), tree_multi_assignment::evaluate_n(), tree_identifier::evaluate_n(), tree_statement::print_result(), and tree_evaluator::visit_statement().

◆ rvalue_ok()

virtual bool tree_expression::rvalue_ok ( ) const
inlinevirtual

Reimplemented in tree_postfix_expression, tree_prefix_expression, tree_matrix, tree_index_expression, tree_anon_fcn_handle, tree_fcn_handle, tree_constant, tree_colon_expression, tree_cell, tree_compound_binary_expression, tree_boolean_expression, tree_binary_expression, tree_multi_assignment, and tree_simple_assignment.

Definition at line 84 of file pt-exp.h.

◆ set_postfix_index()

tree_expression* tree_expression::set_postfix_index ( char  type)
inline

Definition at line 116 of file pt-exp.h.

References m_postfix_index_type.

Referenced by base_parser::make_index_expression(), and base_parser::make_indirect_ref().

◆ set_print_flag()

tree_expression* tree_expression::set_print_flag ( bool  print)
inline

Definition at line 122 of file pt-exp.h.

References m_print_flag.

Referenced by tree_evaluator::eval_string(), base_parser::make_anon_fcn_handle(), and tree_statement::set_print_flag().

Member Data Documentation

◆ m_for_cmd_expr

bool tree_expression::m_for_cmd_expr
protected

Definition at line 157 of file pt-exp.h.

Referenced by is_for_cmd_expr(), and mark_as_for_cmd_expr().

◆ m_num_parens

int tree_expression::m_num_parens
protected

Definition at line 148 of file pt-exp.h.

Referenced by copy_base(), mark_in_parens(), and paren_count().

◆ m_postfix_index_type

char tree_expression::m_postfix_index_type
protected

Definition at line 153 of file pt-exp.h.

Referenced by copy_base(), is_postfix_indexed(), postfix_index(), and set_postfix_index().

◆ m_print_flag

bool tree_expression::m_print_flag
protected

Definition at line 160 of file pt-exp.h.

Referenced by copy_base(), print_result(), and set_print_flag().

The documentation for this class was generated from the following files: