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Support for loop statements

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This commit is contained in:
Emmanuel Briot 2022-10-24 13:14:29 +02:00
parent ad302a74a2
commit 2db1b28fb6
4 changed files with 477 additions and 102 deletions
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39
corpus/packages.txt
View File

@ -16,7 +16,8 @@ use Ada.Text_IO, System;
(name_list (name_list
(name (name
(identifier) (identifier)
(identifier)) (name
(identifier)))
(name (name
(identifier))))) (identifier)))))
(comment) (comment)
@ -41,13 +42,14 @@ use Ada.Text_IO, System;
(name_list (name_list
(name (name
(identifier) (identifier)
(identifier)) (name
(identifier)))
(name (name
(identifier)))))) (identifier))))))
===== ================================================================================
Case insensitive Case insensitive
===== ================================================================================
PACkaGe P1 Is PACkaGe P1 Is
enD; enD;
@ -91,12 +93,13 @@ end;
(package_specification (package_specification
(name (name
(identifier) (identifier)
(identifier)) (name
(identifier)))
(comment)))) (comment))))
========= ================================================================================
body body
========= ================================================================================
package body Child.P2 is package body Child.P2 is
package body Nested is package body Nested is
@ -107,14 +110,16 @@ begin
null; null;
end Child.P2; end Child.P2;
--- --------------------------------------------------------------------------------
(compilation (compilation
(compilation_unit (compilation_unit
(proper_body (proper_body
(package_body (package_body
(name (name
(identifier) (identifier)
(identifier)) (name
(identifier)))
(non_empty_declarative_part (non_empty_declarative_part
(declarative_item_pragma (declarative_item_pragma
(proper_body (proper_body
@ -135,7 +140,8 @@ end Child.P2;
(null_statement))))) (null_statement)))))
(name (name
(identifier) (identifier)
(identifier)))))) (name
(identifier)))))))
================================================================================ ================================================================================
separate separate
@ -156,9 +162,9 @@ end;
(name (name
(identifier))))))) (identifier)))))))
========================== ================================================================================
private types private types
========================= ================================================================================
package P is package P is
type A is private; type A is private;
@ -166,7 +172,7 @@ package P is
type C is abstract tagged limited private with Size => 8; type C is abstract tagged limited private with Size => 8;
end; end;
----------- --------------------------------------------------------------------------------
(compilation (compilation
(compilation_unit (compilation_unit
@ -199,9 +205,9 @@ end;
(primary (primary
(numeric_literal)))))))))))))))) (numeric_literal))))))))))))))))
========== ================================================================================
incomplete types incomplete types
========== ================================================================================
package P is package P is
private private
@ -211,7 +217,7 @@ private
type T is tagged; type T is tagged;
end; end;
-------------- --------------------------------------------------------------------------------
(compilation (compilation
(compilation_unit (compilation_unit
@ -240,4 +246,3 @@ end;
(type_declaration (type_declaration
(incomplete_type_declaration (incomplete_type_declaration
(identifier)))))) (identifier))))))

3
corpus/renames.txt
View File

@ -51,7 +51,8 @@ end P;
(identifier)) (identifier))
(name (name
(identifier) (identifier)
(identifier))))) (name
(identifier))))))
(declarative_item_pragma (declarative_item_pragma
(renaming_declaration (renaming_declaration
(subprogram_renaming_declaration (subprogram_renaming_declaration

263
corpus/statements.txt Normal file
View File

@ -0,0 +1,263 @@
================================================================================
While
================================================================================
procedure P is
begin
while True loop
exit;
exit when A > 0;
end loop;
end;
--------------------------------------------------------------------------------
(compilation
(compilation_unit
(proper_body
(subprogram_body
(subprogram_specification
(procedure_specification
(name
(identifier))))
(handled_sequence_of_statements
(sequence_of_statements
(statement
(compound_statement
(loop_statement
(iteration_scheme
(expression
(relation
(simple_expression
(term
(factor
(primary
(name
(identifier)))))))))
(sequence_of_statements
(statement
(simple_statement
(exit_statement)))
(statement
(simple_statement
(exit_statement
(expression
(relation
(simple_expression
(term
(factor
(primary
(name
(identifier))))))
(relational_operator)
(simple_expression
(term
(factor
(primary
(numeric_literal))))))))))))))))))))
================================================================================
For loops
================================================================================
procedure P is
begin
for E in Pkg.Arr'Range loop
goto end_loop;
<<end_loop>>
end loop;
for E of reverse Arr loop
delay 1.0;
end loop;
end P;
--------------------------------------------------------------------------------
(compilation
(compilation_unit
(proper_body
(subprogram_body
(subprogram_specification
(procedure_specification
(name
(identifier))))
(handled_sequence_of_statements
(sequence_of_statements
(statement
(compound_statement
(loop_statement
(iteration_scheme
(iterator_specification
(identifier)
(name
(attribute_reference
(name
(identifier)
(name
(identifier)))
(tick)
(attribute_designator
(identifier))))))
(sequence_of_statements
(statement
(simple_statement
(goto_statement
(name
(identifier)))))
(label
(identifier))))))
(statement
(compound_statement
(loop_statement
(iteration_scheme
(iterator_specification
(identifier)
(name
(identifier))))
(sequence_of_statements
(statement
(simple_statement
(delay_statement
(delay_relative_statement
(expression
(relation
(simple_expression
(term
(factor
(primary
(numeric_literal)))))))))))))))))
(name
(identifier))))))
================================================================================
Named loop
================================================================================
procedure P is
begin
Main:
loop
exit Main;
end loop Main;
end;
--------------------------------------------------------------------------------
(compilation
(compilation_unit
(proper_body
(subprogram_body
(subprogram_specification
(procedure_specification
(name
(identifier))))
(handled_sequence_of_statements
(sequence_of_statements
(statement
(compound_statement
(loop_statement
(loop_label
(identifier))
(sequence_of_statements
(statement
(simple_statement
(exit_statement
(name
(identifier))))))
(identifier))))))))))
================================================================================
Return
================================================================================
function F return Boolean is
begin
return True;
end F;
--------------------------------------------------------------------------------
(compilation
(compilation_unit
(proper_body
(subprogram_body
(subprogram_specification
(function_specification
(name
(identifier))
(parameter_and_result_profile
(result_profile
(name
(identifier))))))
(handled_sequence_of_statements
(sequence_of_statements
(statement
(simple_statement
(simple_return_statement
(expression
(relation
(simple_expression
(term
(factor
(primary
(name
(identifier)))))))))))))
(name
(identifier))))))
================================================================================
Procedure call
================================================================================
procedure P (A : Integer) is
begin
P2 (1, False);
end P;
--------------------------------------------------------------------------------
(compilation
(compilation_unit
(proper_body
(subprogram_body
(subprogram_specification
(procedure_specification
(name
(identifier))
(non_empty_parameter_profile
(formal_part
(parameter_specification_list
(parameter_specification
(defining_identifier_list
(identifier))
(name
(identifier))))))))
(handled_sequence_of_statements
(sequence_of_statements
(statement
(simple_statement
(procedure_call_statement
(name
(identifier))
(actual_parameter_part
(parameter_association
(expression
(relation
(simple_expression
(term
(factor
(primary
(numeric_literal))))))))
(parameter_association
(expression
(relation
(simple_expression
(term
(factor
(primary
(name
(identifier)))))))))))))))
(name
(identifier))))))

136
grammar.js
View File

@ -66,9 +66,17 @@ module.exports = grammar({
[$.attribute_definition_clause, $.attribute_reference], [$.attribute_definition_clause, $.attribute_reference],
// _direct_name '.' name . '''
// Could be either _direct_name '.' (attribute_reference name . tick
// or (name _direct_name '.' name) . '''
[$.name, $.attribute_reference],
// identifier . ':' ... // identifier . ':' ...
[$.defining_identifier_list, $.object_renaming_declaration, [$.defining_identifier_list, $.object_renaming_declaration,
$.exception_renaming_declaration], $.exception_renaming_declaration],
[$.defining_identifier_list, $.object_renaming_declaration,
$.exception_renaming_declaration, $._direct_name],
[$.defining_identifier_list, $._direct_name],
// 'generic' . 'package' ... // 'generic' . 'package' ...
[$.generic_formal_part, $.generic_renaming_declaration], [$.generic_formal_part, $.generic_renaming_declaration],
@ -143,13 +151,21 @@ module.exports = grammar({
// ), // ),
_direct_name: $ => $.identifier, _direct_name: $ => $.identifier,
name: $ => seq( name: $ => choice(
seq(
$._direct_name, $._direct_name,
repeat(seq( optional(seq(
'.', '.',
$.identifier, $.name,
)), )),
// repeat(seq(
// '.',
// $.identifier,
// )),
), ),
$.attribute_reference,
),
name_list: $ => comma_separated_list_of($.name), name_list: $ => comma_separated_list_of($.name),
defining_identifier_list: $ => comma_separated_list_of($.identifier), defining_identifier_list: $ => comma_separated_list_of($.identifier),
@ -244,7 +260,7 @@ module.exports = grammar({
), ),
iterator_filter: $ => seq( iterator_filter: $ => seq(
reservedWord('when'), reservedWord('when'),
$.condition, field('condition', $.expression),
), ),
iterator_specification: $ => seq( iterator_specification: $ => seq(
$.identifier, $.identifier,
@ -261,7 +277,7 @@ module.exports = grammar({
optional($.iterator_filter), optional($.iterator_filter),
), ),
attribute_designator: $ => choice( attribute_designator: $ => choice(
$.identifier, $.identifier, // missing function_call
reservedWord('access'), reservedWord('access'),
reservedWord('delta'), reservedWord('delta'),
reservedWord('digits'), reservedWord('digits'),
@ -409,10 +425,6 @@ module.exports = grammar({
reservedWord('range'), reservedWord('range'),
$.range_g, $.range_g,
), ),
condition: $ => seq(
$.expression,
';',
),
expression_list: $ => prec.left( expression_list: $ => prec.left(
comma_separated_list_of($.expression), comma_separated_list_of($.expression),
), ),
@ -1249,6 +1261,10 @@ module.exports = grammar({
$.exception_handler_list, $.exception_handler_list,
)), )),
), ),
loop_label: $ => seq( // matches label_opt in ada-mode grammar
field('statement_identifier', $._direct_name),
':',
),
label: $ => seq( label: $ => seq(
'<<', '<<',
field('statement_identifier', $._direct_name), field('statement_identifier', $._direct_name),
@ -1476,12 +1492,12 @@ module.exports = grammar({
simple_statement: $ => choice( simple_statement: $ => choice(
$.null_statement, $.null_statement,
$.assignment_statement, $.assignment_statement,
// $.exit_statement, $.exit_statement,
// $.goto_statement, $.goto_statement,
// $.procedure_call_statement, $.procedure_call_statement,
// $.simple_return_statement, $.simple_return_statement,
// $.requeue_statement, // $.requeue_statement,
// $.delay_statement, $.delay_statement,
// $.abort_statement, // $.abort_statement,
// $.raise_statement, // $.raise_statement,
$.pragma_g, $.pragma_g,
@ -1490,9 +1506,99 @@ module.exports = grammar({
repeat($.label), repeat($.label),
choice( choice(
$.simple_statement, $.simple_statement,
// $.compound_statement, $.compound_statement,
), ),
), ),
compound_statement: $ => choice(
// $.if_statement,
// $.case_statement,
$.loop_statement,
// $.block_statement,
// $.extended_return_statement,
// $.parallel_block_statement,
// $.accept_statement,
// $.select_statement,
),
exit_statement: $ => seq(
reservedWord('exit'),
optional($.name),
optional(seq(
reservedWord('when'),
field('condition', $.expression),
)),
';',
),
goto_statement: $ => seq(
reservedWord('goto'),
$.name,
';',
),
delay_statement: $ => choice(
$.delay_until_statement,
$.delay_relative_statement,
),
delay_until_statement: $ => seq(
reservedWord('delay'),
reservedWord('until'),
$.expression,
';',
),
delay_relative_statement: $ => seq(
reservedWord('delay'),
$.expression,
';',
),
simple_return_statement: $ => seq(
reservedWord('return'),
optional($.expression),
';',
),
procedure_call_statement: $ => seq(
$.name,
optional($.actual_parameter_part),
';',
),
loop_statement: $ => seq(
optional($.loop_label),
optional($.iteration_scheme),
reservedWord('loop'),
$.sequence_of_statements,
reservedWord('end'),
reservedWord('loop'),
optional($.identifier),
';',
),
iteration_scheme: $ => choice(
seq(
reservedWord('while'),
field('condition', $.expression),
),
seq(
reservedWord('for'),
choice(
$.loop_parameter_specification,
$.iterator_specification,
),
),
// seq(
// optional(reservedWord('parallel')),
// reservedWord('for'),
// $.procedural_iterator,
// ),
// seq(
// reservedWord('parallel'),
// optional(seq(
// '(',
// $.chunk_specification,
// ')',
// )),
// reservedWord('for'),
// choice(
// $.loop_parameter_specification,
// $.iterator_specification,
// ),
// ),
),
assignment_statement: $ => seq( assignment_statement: $ => seq(
$.name, $.name,
$.assign_value, $.assign_value,