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code beautification

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vaclavt
2022-03-08 17:43:03 +01:00
parent 1578c9889d
commit 320b713eb2
2 changed files with 28 additions and 34 deletions
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12
Readme.md
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@@ -5,18 +5,12 @@ compare in row.cpp shoud take into account m_visible
- create local_install.sh
- set xxx - without value to reset to default value
- escape " in save csv
- is null | is not null
- coalesce, date functions now, add_date; string functions rtrim, ltrim, rpad, lpad; math function round
- coalesce, date functions now; string functions rtrim, ltrim, rpad, lpad; math function round
- add pipe | concatenation
- add support for 1_000_000 numbers
- expand_asterix_char should support multiple and everywhere *
- support for reusing space of deleted rows
- support for uniqueue indexes (primary key)
- support for indexes
- add drop m_index
- add drop m_index
- support for joining
- add const wherever should be
- use static methods where posible
- use references where pointer cannot be nullptr

50
parser.cpp
View File

@@ -3,7 +3,7 @@
namespace usql {
// TOOD handle premature eof
// TOOD handle premature eof
std::string column_type_name(const ColumnType type) {
if (type == ColumnType::integer_type) return "integer_type";
@@ -64,11 +64,11 @@ namespace usql {
// create as select
if (m_lexer.tokenType() == TokenType::keyword_as) {
m_lexer.skipToken(TokenType::keyword_as);
m_lexer.skipToken(TokenType::keyword_as);
std::unique_ptr<Node> select = parse_select_from_table();
std::unique_ptr<Node> select = parse_select_from_table();
return std::make_unique<CreateTableAsSelectNode>(table_name, std::move(select));
return std::make_unique<CreateTableAsSelectNode>(table_name, std::move(select));
} else {
m_lexer.skipToken(TokenType::open_paren);
int column_order = 0;
@@ -80,30 +80,30 @@ namespace usql {
// column name
if (m_lexer.tokenType() != TokenType::identifier) {
throw Exception("syntax error, expected identifier");
throw Exception("syntax error, expected identifier");
}
database_value = m_lexer.consumeToken().token_string;
database_value = m_lexer.consumeToken().token_string;
// column type and optionally len
if (m_lexer.tokenType() == TokenType::keyword_integer) {
column_type = ColumnType::integer_type;
m_lexer.nextToken();
} else if (m_lexer.tokenType() == TokenType::keyword_float) {
column_type = ColumnType::float_type;
m_lexer.nextToken();
} else if (m_lexer.tokenType() == TokenType::keyword_varchar) {
column_type = ColumnType::varchar_type;
m_lexer.nextToken();
m_lexer.skipToken(TokenType::open_paren);
column_len = std::stoi(m_lexer.consumeToken(TokenType::int_number).token_string);
m_lexer.skipToken(TokenType::close_paren);
// column type and optionally len
if (m_lexer.tokenType() == TokenType::keyword_integer) {
column_type = ColumnType::integer_type;
m_lexer.nextToken();
} else if (m_lexer.tokenType() == TokenType::keyword_float) {
column_type = ColumnType::float_type;
m_lexer.nextToken();
} else if (m_lexer.tokenType() == TokenType::keyword_varchar) {
column_type = ColumnType::varchar_type;
m_lexer.nextToken();
m_lexer.skipToken(TokenType::open_paren);
column_len = std::stoi(m_lexer.consumeToken(TokenType::int_number).token_string);
m_lexer.skipToken(TokenType::close_paren);
} else if (m_lexer.tokenType() == TokenType::keyword_date) {
column_type = ColumnType::date_type;
m_lexer.nextToken();
} else if (m_lexer.tokenType() == TokenType::keyword_bool) {
column_type = ColumnType::bool_type;
m_lexer.nextToken();
} else {
} else if (m_lexer.tokenType() == TokenType::keyword_bool) {
column_type = ColumnType::bool_type;
m_lexer.nextToken();
} else {
throw Exception("syntax error, column type expected, found " + m_lexer.currentToken().token_string);
}
@@ -120,7 +120,7 @@ namespace usql {
m_lexer.skipTokenOptional(TokenType::comma);
//constraints
//defaults
//defaults
} while (m_lexer.tokenType() != TokenType::close_paren);
return std::make_unique<CreateTableNode>(table_name, cols_def);
@@ -502,7 +502,7 @@ namespace usql {
return RelationalOperatorType::lesser_equal;
case TokenType::is:
if (m_lexer.tokenType() == TokenType::keyword_not) {
m_lexer.skipToken(TokenType::keyword_not);
m_lexer.skipToken(TokenType::keyword_not);
return RelationalOperatorType::is_not;
}
return RelationalOperatorType::is;