Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

parsing ot test example compete #1

Merged
merged 5 commits into from
Dec 15, 2015
Merged

parsing ot test example compete #1

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
5 commits
Select commit Hold shift + click to select a range
e3ce423
some rules for SELECT copied from original grammar
Dec 15, 2015
9329d6b
some commas was added
Dec 15, 2015
8c3f476
join_specification rule should be checked
Dec 15, 2015
f7d654e
comapison part of join was fixed
Dec 15, 2015
9c4e2ed
literal part fixed
Dec 15, 2015
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
129 changes: 97 additions & 32 deletions test1/Globals.cs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -3,21 +3,23 @@
using Eto.Parse;
using Eto.Parse.Grammars;
using System.Diagnostics;
using System.Collections.Generic;

partial class Globals {
const string nameOfTheStartingRule = "SQL_procedure_statement";
static void Main(string[] args) {
var fileContent = LoadFromResource("test1", "grammars", "test-grammar-2.ebnf");
var fileContent = LoadFromResource("test1", "grammars", "test-grammar-3.ebnf");

EbnfStyle style = (EbnfStyle)(
(uint)EbnfStyle.Iso14977
//& ~(uint) EbnfStyle.WhitespaceSeparator
| (uint) EbnfStyle.EscapeTerminalStrings);

EbnfGrammar grammar;
Grammar parser;
try
{
var grammar = new EbnfGrammar(style);
var nameOfTheStartingRule = "SQL_procedure_statement";
grammar = new EbnfGrammar(style);
parser = grammar.Build(fileContent, nameOfTheStartingRule);
}
catch (Exception ex)
Expand All @@ -36,39 +38,102 @@ at Globals.Main (System.String[] args) [0x0002b] in /var/calculate/remote/distfi
Console.Out.WriteLine ("No luck!");
}
else {
int token = 0;
foreach (var m in match.Matches) {
Console.WriteLine ("{0}: {1}, {2}", ++token, m.Text, m.Name);
DumpAllMatches (match, nameOfTheStartingRule);
}
}
public static void DumpAllMatches(Match m, string name)
{
for (int pos = 0; pos < m.Matches.Count; pos++)
{
Match nm = m.Matches [pos];
var full_name = nm.Name + " <- " + name;

bool low = IsTooLow (nm.Name);
if (nm.Text != m.Text) {
string fmt = "\"{0}\"" + Environment.NewLine + "\t" + "{1}";
Console.WriteLine (fmt, nm.Text, full_name);
}
if (!low) {
DumpAllMatches (nm, full_name);
}
}
}
static bool IsTooLow(string rule)
{
if (rule == "identifier") return true;
if (rule == "character_string_literal") return true;
return false;
}
}

/*
Parsed as:
1: SELECT, reserved_word
2: *, asterisk
3: FROM, reserved_word
4: table1, regular_identifier
5: AS, reserved_word
6: a, regular_identifier
7: INNER, reserved_word
8: JOIN, reserved_word
9: table2, regular_identifier
10: AS, reserved_word
11: B, regular_identifier
12: ON, reserved_word
13: a, regular_identifier
14: ., period
15: id, regular_identifier
16: =, equals_operator
17: b, regular_identifier
18: ., period
19: a_id, regular_identifier
20: WHERE, reserved_word
21: a, regular_identifier
22: ., period
23: name, regular_identifier
24: =, equals_operator
25: 'test', character_string_literal
"SELECT"
SELECT <- query_specification <- SQL_procedure_statement
"*"
select_list <- query_specification <- SQL_procedure_statement
"FROM table1 AS a INNER JOIN table2 AS B ON a.id = b.a_id WHERE a.name = 'test"
table_expression <- query_specification <- SQL_procedure_statement
"FROM table1 AS a INNER JOIN table2 AS B ON a.id = b.a_id"
from_clause <- table_expression <- query_specification <- SQL_procedure_statement
"table1 AS a INNER JOIN table2 AS B ON a.id = b.a_id"
table_reference_list <- from_clause <- table_expression <- query_specification <- SQL_procedure_statement
"table1 AS a"
table_primary <- table_primary_or_joined_table <- table_reference <- table_reference_list <- from_clause <- table_expression <- query_specification <- SQL_procedure_statement
"table1"
table_or_query_name <- table_primary <- table_primary_or_joined_table <- table_reference <- table_reference_list <- from_clause <- table_expression <- query_specification <- SQL_procedure_statement
"a"
correlation_name <- table_primary <- table_primary_or_joined_table <- table_reference <- table_reference_list <- from_clause <- table_expression <- query_specification <- SQL_procedure_statement
" INNER JOIN table2 AS B ON a.id = b.a_id"
joined_table <- table_primary_or_joined_table <- table_reference <- table_reference_list <- from_clause <- table_expression <- query_specification <- SQL_procedure_statement
"INNER"
join_type <- qualified_join <- joined_table <- table_primary_or_joined_table <- table_reference <- table_reference_list <- from_clause <- table_expression <- query_specification <- SQL_procedure_statement
"table2 AS B"
table_reference <- qualified_join <- joined_table <- table_primary_or_joined_table <- table_reference <- table_reference_list <- from_clause <- table_expression <- query_specification <- SQL_procedure_statement
"table2"
table_or_query_name <- table_primary <- table_primary_or_joined_table <- table_reference <- qualified_join <- joined_table <- table_primary_or_joined_table <- table_reference <- table_reference_list <- from_clause <- table_expression <- query_specification <- SQL_procedure_statement
"B"
correlation_name <- table_primary <- table_primary_or_joined_table <- table_reference <- qualified_join <- joined_table <- table_primary_or_joined_table <- table_reference <- table_reference_list <- from_clause <- table_expression <- query_specification <- SQL_procedure_statement
"ON a.id = b.a_id"
join_specification <- qualified_join <- joined_table <- table_primary_or_joined_table <- table_reference <- table_reference_list <- from_clause <- table_expression <- query_specification <- SQL_procedure_statement
"a.id = b.a_id"
search_condition <- join_condition <- join_specification <- qualified_join <- joined_table <- table_primary_or_joined_table <- table_reference <- table_reference_list <- from_clause <- table_expression <- query_specification <- SQL_procedure_statement
"a.id"
row_value_predicand <- comparison_predicate <- predicate <- boolean_primary <- boolean_test <- boolean_factor <- boolean_term <- boolean_value_expression <- search_condition <- join_condition <- join_specification <- qualified_join <- joined_table <- table_primary_or_joined_table <- table_reference <- table_reference_list <- from_clause <- table_expression <- query_specification <- SQL_procedure_statement
"a"
identifier <- identifier_chain <- basic_identifier_chain <- column_reference <- nonparenthesized_value_expression_primary <- row_value_special_case <- row_value_predicand <- comparison_predicate <- predicate <- boolean_primary <- boolean_test <- boolean_factor <- boolean_term <- boolean_value_expression <- search_condition <- join_condition <- join_specification <- qualified_join <- joined_table <- table_primary_or_joined_table <- table_reference <- table_reference_list <- from_clause <- table_expression <- query_specification <- SQL_procedure_statement
"."
period <- identifier_chain <- basic_identifier_chain <- column_reference <- nonparenthesized_value_expression_primary <- row_value_special_case <- row_value_predicand <- comparison_predicate <- predicate <- boolean_primary <- boolean_test <- boolean_factor <- boolean_term <- boolean_value_expression <- search_condition <- join_condition <- join_specification <- qualified_join <- joined_table <- table_primary_or_joined_table <- table_reference <- table_reference_list <- from_clause <- table_expression <- query_specification <- SQL_procedure_statement
"id"
identifier <- identifier_chain <- basic_identifier_chain <- column_reference <- nonparenthesized_value_expression_primary <- row_value_special_case <- row_value_predicand <- comparison_predicate <- predicate <- boolean_primary <- boolean_test <- boolean_factor <- boolean_term <- boolean_value_expression <- search_condition <- join_condition <- join_specification <- qualified_join <- joined_table <- table_primary_or_joined_table <- table_reference <- table_reference_list <- from_clause <- table_expression <- query_specification <- SQL_procedure_statement
"= b.a_id"
comparison_predicate_part_2 <- comparison_predicate <- predicate <- boolean_primary <- boolean_test <- boolean_factor <- boolean_term <- boolean_value_expression <- search_condition <- join_condition <- join_specification <- qualified_join <- joined_table <- table_primary_or_joined_table <- table_reference <- table_reference_list <- from_clause <- table_expression <- query_specification <- SQL_procedure_statement
"="
comp_op <- comparison_predicate_part_2 <- comparison_predicate <- predicate <- boolean_primary <- boolean_test <- boolean_factor <- boolean_term <- boolean_value_expression <- search_condition <- join_condition <- join_specification <- qualified_join <- joined_table <- table_primary_or_joined_table <- table_reference <- table_reference_list <- from_clause <- table_expression <- query_specification <- SQL_procedure_statement
"b.a_id"
row_value_predicand <- comparison_predicate_part_2 <- comparison_predicate <- predicate <- boolean_primary <- boolean_test <- boolean_factor <- boolean_term <- boolean_value_expression <- search_condition <- join_condition <- join_specification <- qualified_join <- joined_table <- table_primary_or_joined_table <- table_reference <- table_reference_list <- from_clause <- table_expression <- query_specification <- SQL_procedure_statement
"b"
identifier <- identifier_chain <- basic_identifier_chain <- column_reference <- nonparenthesized_value_expression_primary <- row_value_special_case <- row_value_predicand <- comparison_predicate_part_2 <- comparison_predicate <- predicate <- boolean_primary <- boolean_test <- boolean_factor <- boolean_term <- boolean_value_expression <- search_condition <- join_condition <- join_specification <- qualified_join <- joined_table <- table_primary_or_joined_table <- table_reference <- table_reference_list <- from_clause <- table_expression <- query_specification <- SQL_procedure_statement
"."
period <- identifier_chain <- basic_identifier_chain <- column_reference <- nonparenthesized_value_expression_primary <- row_value_special_case <- row_value_predicand <- comparison_predicate_part_2 <- comparison_predicate <- predicate <- boolean_primary <- boolean_test <- boolean_factor <- boolean_term <- boolean_value_expression <- search_condition <- join_condition <- join_specification <- qualified_join <- joined_table <- table_primary_or_joined_table <- table_reference <- table_reference_list <- from_clause <- table_expression <- query_specification <- SQL_procedure_statement
"a_id"
identifier <- identifier_chain <- basic_identifier_chain <- column_reference <- nonparenthesized_value_expression_primary <- row_value_special_case <- row_value_predicand <- comparison_predicate_part_2 <- comparison_predicate <- predicate <- boolean_primary <- boolean_test <- boolean_factor <- boolean_term <- boolean_value_expression <- search_condition <- join_condition <- join_specification <- qualified_join <- joined_table <- table_primary_or_joined_table <- table_reference <- table_reference_list <- from_clause <- table_expression <- query_specification <- SQL_procedure_statement
"WHERE a.name = 'test'"
where_clause <- table_expression <- query_specification <- SQL_procedure_statement
"a.name = 'test'"
search_condition <- where_clause <- table_expression <- query_specification <- SQL_procedure_statement
"a.name"
row_value_predicand <- comparison_predicate <- predicate <- boolean_primary <- boolean_test <- boolean_factor <- boolean_term <- boolean_value_expression <- search_condition <- where_clause <- table_expression <- query_specification <- SQL_procedure_statement
"a"
identifier <- identifier_chain <- basic_identifier_chain <- column_reference <- nonparenthesized_value_expression_primary <- row_value_special_case <- row_value_predicand <- comparison_predicate <- predicate <- boolean_primary <- boolean_test <- boolean_factor <- boolean_term <- boolean_value_expression <- search_condition <- where_clause <- table_expression <- query_specification <- SQL_procedure_statement
"."
period <- identifier_chain <- basic_identifier_chain <- column_reference <- nonparenthesized_value_expression_primary <- row_value_special_case <- row_value_predicand <- comparison_predicate <- predicate <- boolean_primary <- boolean_test <- boolean_factor <- boolean_term <- boolean_value_expression <- search_condition <- where_clause <- table_expression <- query_specification <- SQL_procedure_statement
"name"
identifier <- identifier_chain <- basic_identifier_chain <- column_reference <- nonparenthesized_value_expression_primary <- row_value_special_case <- row_value_predicand <- comparison_predicate <- predicate <- boolean_primary <- boolean_test <- boolean_factor <- boolean_term <- boolean_value_expression <- search_condition <- where_clause <- table_expression <- query_specification <- SQL_procedure_statement
"= 'test'"
comparison_predicate_part_2 <- comparison_predicate <- predicate <- boolean_primary <- boolean_test <- boolean_factor <- boolean_term <- boolean_value_expression <- search_condition <- where_clause <- table_expression <- query_specification <- SQL_procedure_statement
"="
comp_op <- comparison_predicate_part_2 <- comparison_predicate <- predicate <- boolean_primary <- boolean_test <- boolean_factor <- boolean_term <- boolean_value_expression <- search_condition <- where_clause <- table_expression <- query_specification <- SQL_procedure_statement
"'test'"
row_value_predicand <- comparison_predicate_part_2 <- comparison_predicate <- predicate <- boolean_primary <- boolean_test <- boolean_factor <- boolean_term <- boolean_value_expression <- search_condition <- where_clause <- table_expression <- query_specification <- SQL_procedure_statement

*/
Loading