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Merge pull request #1 from ArsenShnurkov/select-syntax
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parsing ot test example compete
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@ArsenShnurkov
ArsenShnurkov committed Dec 15, 2015
2 parents ae272b6 + 9c4e2ed commit 11c0eb3
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Showing 3 changed files with 324 additions and 32 deletions.
129 changes: 97 additions & 32 deletions test1/Globals.cs
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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
*/
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