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41e0e4cdd7
This allows you to enter TRUE or FALSE in a SQL statement for BOOLEAN types. Note that this differs from SQLite, which requires entering 1 or 0 for BOOLEANs; having explicit keywords feels a bit more natural.
255 lines
15 KiB
C++
255 lines
15 KiB
C++
/*
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* Copyright (c) 2021, Tim Flynn <trflynn89@serenityos.org>
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* Copyright (c) 2021, Jan de Visser <jan@de-visser.net>
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* Copyright (c) 2021, Mahmoud Mandour <ma.mandourr@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/DeprecatedString.h>
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#include <AK/HashMap.h>
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#include <AK/StringView.h>
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namespace SQL::AST {
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// https://sqlite.org/lang_keywords.html
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#define ENUMERATE_SQL_TOKENS \
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__ENUMERATE_SQL_TOKEN("ABORT", Abort, Keyword) \
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__ENUMERATE_SQL_TOKEN("ACTION", Action, Keyword) \
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__ENUMERATE_SQL_TOKEN("ADD", Add, Keyword) \
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__ENUMERATE_SQL_TOKEN("AFTER", After, Keyword) \
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__ENUMERATE_SQL_TOKEN("ALL", All, Keyword) \
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__ENUMERATE_SQL_TOKEN("ALTER", Alter, Keyword) \
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__ENUMERATE_SQL_TOKEN("ALWAYS", Always, Keyword) \
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__ENUMERATE_SQL_TOKEN("ANALYZE", Analyze, Keyword) \
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__ENUMERATE_SQL_TOKEN("AND", And, Keyword) \
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__ENUMERATE_SQL_TOKEN("AS", As, Keyword) \
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__ENUMERATE_SQL_TOKEN("ASC", Asc, Keyword) \
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__ENUMERATE_SQL_TOKEN("ATTACH", Attach, Keyword) \
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__ENUMERATE_SQL_TOKEN("AUTOINCREMENT", Autoincrement, Keyword) \
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__ENUMERATE_SQL_TOKEN("BEFORE", Before, Keyword) \
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__ENUMERATE_SQL_TOKEN("BEGIN", Begin, Keyword) \
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__ENUMERATE_SQL_TOKEN("BETWEEN", Between, Keyword) \
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__ENUMERATE_SQL_TOKEN("BY", By, Keyword) \
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__ENUMERATE_SQL_TOKEN("CASCADE", Cascade, Keyword) \
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__ENUMERATE_SQL_TOKEN("CASE", Case, Keyword) \
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__ENUMERATE_SQL_TOKEN("CAST", Cast, Keyword) \
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__ENUMERATE_SQL_TOKEN("CHECK", Check, Keyword) \
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__ENUMERATE_SQL_TOKEN("COLLATE", Collate, Keyword) \
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__ENUMERATE_SQL_TOKEN("COLUMN", Column, Keyword) \
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__ENUMERATE_SQL_TOKEN("COMMIT", Commit, Keyword) \
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__ENUMERATE_SQL_TOKEN("CONFLICT", Conflict, Keyword) \
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__ENUMERATE_SQL_TOKEN("CONSTRAINT", Constraint, Keyword) \
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__ENUMERATE_SQL_TOKEN("CREATE", Create, Keyword) \
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__ENUMERATE_SQL_TOKEN("CROSS", Cross, Keyword) \
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__ENUMERATE_SQL_TOKEN("CURRENT", Current, Keyword) \
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__ENUMERATE_SQL_TOKEN("CURRENT_DATE", CurrentDate, Keyword) \
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__ENUMERATE_SQL_TOKEN("CURRENT_TIME", CurrentTime, Keyword) \
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__ENUMERATE_SQL_TOKEN("CURRENT_TIMESTAMP", CurrentTimestamp, Keyword) \
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__ENUMERATE_SQL_TOKEN("DATABASE", Database, Keyword) \
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__ENUMERATE_SQL_TOKEN("DEFAULT", Default, Keyword) \
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__ENUMERATE_SQL_TOKEN("DEFERRABLE", Deferrable, Keyword) \
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__ENUMERATE_SQL_TOKEN("DEFERRED", Deferred, Keyword) \
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__ENUMERATE_SQL_TOKEN("DELETE", Delete, Keyword) \
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__ENUMERATE_SQL_TOKEN("DESC", Desc, Keyword) \
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__ENUMERATE_SQL_TOKEN("DESCRIBE", Describe, Keyword) \
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__ENUMERATE_SQL_TOKEN("DETACH", Detach, Keyword) \
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__ENUMERATE_SQL_TOKEN("DISTINCT", Distinct, Keyword) \
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__ENUMERATE_SQL_TOKEN("DO", Do, Keyword) \
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__ENUMERATE_SQL_TOKEN("DROP", Drop, Keyword) \
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__ENUMERATE_SQL_TOKEN("EACH", Each, Keyword) \
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__ENUMERATE_SQL_TOKEN("ELSE", Else, Keyword) \
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__ENUMERATE_SQL_TOKEN("END", End, Keyword) \
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__ENUMERATE_SQL_TOKEN("ESCAPE", Escape, Keyword) \
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__ENUMERATE_SQL_TOKEN("EXCEPT", Except, Keyword) \
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__ENUMERATE_SQL_TOKEN("EXCLUDE", Exclude, Keyword) \
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__ENUMERATE_SQL_TOKEN("EXCLUSIVE", Exclusive, Keyword) \
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__ENUMERATE_SQL_TOKEN("EXISTS", Exists, Keyword) \
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__ENUMERATE_SQL_TOKEN("EXPLAIN", Explain, Keyword) \
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__ENUMERATE_SQL_TOKEN("FAIL", Fail, Keyword) \
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__ENUMERATE_SQL_TOKEN("FALSE", False, Keyword) \
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__ENUMERATE_SQL_TOKEN("FILTER", Filter, Keyword) \
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__ENUMERATE_SQL_TOKEN("FIRST", First, Keyword) \
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__ENUMERATE_SQL_TOKEN("FOLLOWING", Following, Keyword) \
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__ENUMERATE_SQL_TOKEN("FOR", For, Keyword) \
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__ENUMERATE_SQL_TOKEN("FOREIGN", Foreign, Keyword) \
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__ENUMERATE_SQL_TOKEN("FROM", From, Keyword) \
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__ENUMERATE_SQL_TOKEN("FULL", Full, Keyword) \
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__ENUMERATE_SQL_TOKEN("GENERATED", Generated, Keyword) \
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__ENUMERATE_SQL_TOKEN("GLOB", Glob, Keyword) \
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__ENUMERATE_SQL_TOKEN("GROUP", Group, Keyword) \
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__ENUMERATE_SQL_TOKEN("GROUPS", Groups, Keyword) \
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__ENUMERATE_SQL_TOKEN("HAVING", Having, Keyword) \
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__ENUMERATE_SQL_TOKEN("IF", If, Keyword) \
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__ENUMERATE_SQL_TOKEN("IGNORE", Ignore, Keyword) \
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__ENUMERATE_SQL_TOKEN("IMMEDIATE", Immediate, Keyword) \
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__ENUMERATE_SQL_TOKEN("IN", In, Keyword) \
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__ENUMERATE_SQL_TOKEN("INDEX", Index, Keyword) \
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__ENUMERATE_SQL_TOKEN("INDEXED", Indexed, Keyword) \
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__ENUMERATE_SQL_TOKEN("INITIALLY", Initially, Keyword) \
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__ENUMERATE_SQL_TOKEN("INNER", Inner, Keyword) \
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__ENUMERATE_SQL_TOKEN("INSERT", Insert, Keyword) \
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__ENUMERATE_SQL_TOKEN("INSTEAD", Instead, Keyword) \
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__ENUMERATE_SQL_TOKEN("INTERSECT", Intersect, Keyword) \
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__ENUMERATE_SQL_TOKEN("INTO", Into, Keyword) \
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__ENUMERATE_SQL_TOKEN("IS", Is, Keyword) \
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__ENUMERATE_SQL_TOKEN("ISNULL", Isnull, Keyword) \
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__ENUMERATE_SQL_TOKEN("JOIN", Join, Keyword) \
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__ENUMERATE_SQL_TOKEN("KEY", Key, Keyword) \
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__ENUMERATE_SQL_TOKEN("LAST", Last, Keyword) \
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__ENUMERATE_SQL_TOKEN("LEFT", Left, Keyword) \
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__ENUMERATE_SQL_TOKEN("LIKE", Like, Keyword) \
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__ENUMERATE_SQL_TOKEN("LIMIT", Limit, Keyword) \
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__ENUMERATE_SQL_TOKEN("MATCH", Match, Keyword) \
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__ENUMERATE_SQL_TOKEN("MATERIALIZED", Materialized, Keyword) \
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__ENUMERATE_SQL_TOKEN("NATURAL", Natural, Keyword) \
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__ENUMERATE_SQL_TOKEN("NO", No, Keyword) \
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__ENUMERATE_SQL_TOKEN("NOT", Not, Keyword) \
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__ENUMERATE_SQL_TOKEN("NOTHING", Nothing, Keyword) \
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__ENUMERATE_SQL_TOKEN("NOTNULL", Notnull, Keyword) \
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__ENUMERATE_SQL_TOKEN("NULL", Null, Keyword) \
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__ENUMERATE_SQL_TOKEN("NULLS", Nulls, Keyword) \
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__ENUMERATE_SQL_TOKEN("OF", Of, Keyword) \
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__ENUMERATE_SQL_TOKEN("OFFSET", Offset, Keyword) \
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__ENUMERATE_SQL_TOKEN("ON", On, Keyword) \
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__ENUMERATE_SQL_TOKEN("OR", Or, Keyword) \
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__ENUMERATE_SQL_TOKEN("ORDER", Order, Keyword) \
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__ENUMERATE_SQL_TOKEN("OTHERS", Others, Keyword) \
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__ENUMERATE_SQL_TOKEN("OUTER", Outer, Keyword) \
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__ENUMERATE_SQL_TOKEN("OVER", Over, Keyword) \
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__ENUMERATE_SQL_TOKEN("PARTITION", Partition, Keyword) \
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__ENUMERATE_SQL_TOKEN("PLAN", Plan, Keyword) \
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__ENUMERATE_SQL_TOKEN("PRAGMA", Pragma, Keyword) \
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__ENUMERATE_SQL_TOKEN("PRECEDING", Preceding, Keyword) \
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__ENUMERATE_SQL_TOKEN("PRIMARY", Primary, Keyword) \
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__ENUMERATE_SQL_TOKEN("QUERY", Query, Keyword) \
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__ENUMERATE_SQL_TOKEN("RAISE", Raise, Keyword) \
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__ENUMERATE_SQL_TOKEN("RANGE", Range, Keyword) \
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__ENUMERATE_SQL_TOKEN("RECURSIVE", Recursive, Keyword) \
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__ENUMERATE_SQL_TOKEN("REFERENCES", References, Keyword) \
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__ENUMERATE_SQL_TOKEN("REGEXP", Regexp, Keyword) \
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__ENUMERATE_SQL_TOKEN("REINDEX", Reindex, Keyword) \
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__ENUMERATE_SQL_TOKEN("RELEASE", Release, Keyword) \
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__ENUMERATE_SQL_TOKEN("RENAME", Rename, Keyword) \
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__ENUMERATE_SQL_TOKEN("REPLACE", Replace, Keyword) \
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__ENUMERATE_SQL_TOKEN("RESTRICT", Restrict, Keyword) \
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__ENUMERATE_SQL_TOKEN("RETURNING", Returning, Keyword) \
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__ENUMERATE_SQL_TOKEN("RIGHT", Right, Keyword) \
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__ENUMERATE_SQL_TOKEN("ROLLBACK", Rollback, Keyword) \
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__ENUMERATE_SQL_TOKEN("ROW", Row, Keyword) \
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__ENUMERATE_SQL_TOKEN("ROWS", Rows, Keyword) \
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__ENUMERATE_SQL_TOKEN("SAVEPOINT", Savepoint, Keyword) \
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__ENUMERATE_SQL_TOKEN("SCHEMA", Schema, Keyword) \
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__ENUMERATE_SQL_TOKEN("SELECT", Select, Keyword) \
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__ENUMERATE_SQL_TOKEN("SET", Set, Keyword) \
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__ENUMERATE_SQL_TOKEN("TABLE", Table, Keyword) \
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__ENUMERATE_SQL_TOKEN("TEMP", Temp, Keyword) \
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__ENUMERATE_SQL_TOKEN("TEMPORARY", Temporary, Keyword) \
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__ENUMERATE_SQL_TOKEN("THEN", Then, Keyword) \
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__ENUMERATE_SQL_TOKEN("TIES", Ties, Keyword) \
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__ENUMERATE_SQL_TOKEN("TO", To, Keyword) \
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__ENUMERATE_SQL_TOKEN("TRANSACTION", Transaction, Keyword) \
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__ENUMERATE_SQL_TOKEN("TRIGGER", Trigger, Keyword) \
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__ENUMERATE_SQL_TOKEN("TRUE", True, Keyword) \
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__ENUMERATE_SQL_TOKEN("UNBOUNDED", Unbounded, Keyword) \
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__ENUMERATE_SQL_TOKEN("UNION", Union, Keyword) \
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__ENUMERATE_SQL_TOKEN("UNIQUE", Unique, Keyword) \
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__ENUMERATE_SQL_TOKEN("UPDATE", Update, Keyword) \
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__ENUMERATE_SQL_TOKEN("USING", Using, Keyword) \
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__ENUMERATE_SQL_TOKEN("VACUUM", Vacuum, Keyword) \
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__ENUMERATE_SQL_TOKEN("VALUES", Values, Keyword) \
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__ENUMERATE_SQL_TOKEN("VIEW", View, Keyword) \
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__ENUMERATE_SQL_TOKEN("VIRTUAL", Virtual, Keyword) \
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__ENUMERATE_SQL_TOKEN("WHEN", When, Keyword) \
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__ENUMERATE_SQL_TOKEN("WHERE", Where, Keyword) \
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__ENUMERATE_SQL_TOKEN("WINDOW", Window, Keyword) \
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__ENUMERATE_SQL_TOKEN("WITH", With, Keyword) \
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__ENUMERATE_SQL_TOKEN("WITHOUT", Without, Keyword) \
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__ENUMERATE_SQL_TOKEN("_identifier_", Identifier, Identifier) \
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__ENUMERATE_SQL_TOKEN("_numeric_", NumericLiteral, Number) \
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__ENUMERATE_SQL_TOKEN("_string_", StringLiteral, String) \
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__ENUMERATE_SQL_TOKEN("_blob_", BlobLiteral, Blob) \
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__ENUMERATE_SQL_TOKEN("_eof_", Eof, Invalid) \
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__ENUMERATE_SQL_TOKEN("_invalid_", Invalid, Invalid) \
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__ENUMERATE_SQL_TOKEN("?", Placeholder, Operator) \
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__ENUMERATE_SQL_TOKEN("&", Ampersand, Operator) \
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__ENUMERATE_SQL_TOKEN("*", Asterisk, Operator) \
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__ENUMERATE_SQL_TOKEN(",", Comma, Punctuation) \
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__ENUMERATE_SQL_TOKEN("/", Divide, Operator) \
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__ENUMERATE_SQL_TOKEN("||", DoublePipe, Operator) \
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__ENUMERATE_SQL_TOKEN("=", Equals, Operator) \
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__ENUMERATE_SQL_TOKEN("==", EqualsEquals, Operator) \
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__ENUMERATE_SQL_TOKEN(">", GreaterThan, Operator) \
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__ENUMERATE_SQL_TOKEN(">=", GreaterThanEquals, Operator) \
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__ENUMERATE_SQL_TOKEN("<", LessThan, Operator) \
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__ENUMERATE_SQL_TOKEN("<=", LessThanEquals, Operator) \
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__ENUMERATE_SQL_TOKEN("-", Minus, Operator) \
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__ENUMERATE_SQL_TOKEN("%", Modulus, Operator) \
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__ENUMERATE_SQL_TOKEN("!=", NotEquals1, Operator) \
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__ENUMERATE_SQL_TOKEN("<>", NotEquals2, Operator) \
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__ENUMERATE_SQL_TOKEN(")", ParenClose, Punctuation) \
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__ENUMERATE_SQL_TOKEN("(", ParenOpen, Punctuation) \
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__ENUMERATE_SQL_TOKEN(".", Period, Operator) \
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__ENUMERATE_SQL_TOKEN("|", Pipe, Operator) \
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__ENUMERATE_SQL_TOKEN("+", Plus, Operator) \
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__ENUMERATE_SQL_TOKEN(";", SemiColon, Punctuation) \
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__ENUMERATE_SQL_TOKEN("<<", ShiftLeft, Operator) \
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__ENUMERATE_SQL_TOKEN(">>", ShiftRight, Operator) \
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__ENUMERATE_SQL_TOKEN("~", Tilde, Operator)
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enum class TokenType {
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#define __ENUMERATE_SQL_TOKEN(value, type, category) type,
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ENUMERATE_SQL_TOKENS
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#undef __ENUMERATE_SQL_TOKEN
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_COUNT_OF_TOKENS,
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};
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enum class TokenCategory {
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Invalid,
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Keyword,
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Identifier,
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Number,
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String,
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Blob,
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Operator,
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Punctuation,
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};
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struct SourcePosition {
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size_t line { 0 };
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size_t column { 0 };
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};
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class Token {
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public:
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Token(TokenType type, DeprecatedString value, SourcePosition start_position, SourcePosition end_position)
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: m_type(type)
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, m_value(move(value))
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, m_start_position(start_position)
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, m_end_position(end_position)
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{
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}
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static StringView name(TokenType);
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static TokenCategory category(TokenType);
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StringView name() const { return name(m_type); }
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TokenType type() const { return m_type; }
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TokenCategory category() const { return category(m_type); }
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DeprecatedString const& value() const { return m_value; }
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double double_value() const;
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SourcePosition const& start_position() const { return m_start_position; }
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SourcePosition const& end_position() const { return m_end_position; }
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private:
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TokenType m_type;
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DeprecatedString m_value;
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SourcePosition m_start_position;
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SourcePosition m_end_position;
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};
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}
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