rf-web/vendor/bundle/gems/rouge-3.12.0/lib/rouge/lexers/sql.rb
2019-10-21 10:18:17 +02:00

162 lines
7.6 KiB
Ruby

# -*- coding: utf-8 -*- #
# frozen_string_literal: true
module Rouge
module Lexers
class SQL < RegexLexer
title "SQL"
desc "Structured Query Language, for relational databases"
tag 'sql'
filenames '*.sql'
mimetypes 'text/x-sql'
def self.keywords
@keywords ||= Set.new %w(
ABORT ABS ABSOLUTE ACCESS ADA ADD ADMIN AFTER AGGREGATE ALIAS
ALL ALLOCATE ALTER ANALYSE ANALYZE AND ANY ARE AS ASC ASENSITIVE
ASSERTION ASSIGNMENT ASYMMETRIC AT ATOMIC AUTHORIZATION
AVG BACKWARD BEFORE BEGIN BETWEEN BITVAR BIT_LENGTH BOTH
BREADTH BY C CACHE CALL CALLED CARDINALITY CASCADE CASCADED
CASE CAST CATALOG CATALOG_NAME CHAIN CHARACTERISTICS
CHARACTER_LENGTH CHARACTER_SET_CATALOG CHARACTER_SET_NAME
CHARACTER_SET_SCHEMA CHAR_LENGTH CHECK CHECKED CHECKPOINT
CLASS CLASS_ORIGIN CLOB CLOSE CLUSTER COALSECE COBOL COLLATE
COLLATION COLLATION_CATALOG COLLATION_NAME COLLATION_SCHEMA
COLUMN COLUMN_NAME COMMAND_FUNCTION COMMAND_FUNCTION_CODE
COMMENT COMMIT COMMITTED COMPLETION CONDITION_NUMBER
CONNECT CONNECTION CONNECTION_NAME CONSTRAINT CONSTRAINTS
CONSTRAINT_CATALOG CONSTRAINT_NAME CONSTRAINT_SCHEMA
CONSTRUCTOR CONTAINS CONTINUE CONVERSION CONVERT COPY
CORRESPONTING COUNT CREATE CREATEDB CREATEUSER CROSS CUBE
CURRENT CURRENT_DATE CURRENT_PATH CURRENT_ROLE CURRENT_TIME
CURRENT_TIMESTAMP CURRENT_USER CURSOR CURSOR_NAME CYCLE DATA
DATABASE DATETIME_INTERVAL_CODE DATETIME_INTERVAL_PRECISION
DAY DEALLOCATE DECLARE DEFAULT DEFAULTS DEFERRABLE DEFERRED
DEFINED DEFINER DELETE DELIMITER DELIMITERS DEREF DESC DESCRIBE
DESCRIPTOR DESTROY DESTRUCTOR DETERMINISTIC DIAGNOSTICS
DICTIONARY DISCONNECT DISPATCH DISTINCT DO DOMAIN DROP
DYNAMIC DYNAMIC_FUNCTION DYNAMIC_FUNCTION_CODE EACH ELSE
ENCODING ENCRYPTED END END-EXEC EQUALS ESCAPE EVERY EXCEPT
ESCEPTION EXCLUDING EXCLUSIVE EXEC EXECUTE EXISTING EXISTS
EXPLAIN EXTERNAL EXTRACT FALSE FETCH FINAL FIRST FOR FORCE
FOREIGN FORTRAN FORWARD FOUND FREE FREEZE FROM FULL FUNCTION
G GENERAL GENERATED GET GLOBAL GO GOTO GRANT GRANTED GROUP
GROUPING HANDLER HAVING HIERARCHY HOLD HOST IDENTITY IGNORE
ILIKE IMMEDIATE IMMUTABLE IMPLEMENTATION IMPLICIT IN INCLUDING
INCREMENT INDEX INDITCATOR INFIX INHERITS INITIALIZE INITIALLY
INNER INOUT INPUT INSENSITIVE INSERT INSTANTIABLE INSTEAD
INTERSECT INTO INVOKER IS ISNULL ISOLATION ITERATE JOIN KEY
KEY_MEMBER KEY_TYPE LANCOMPILER LANGUAGE LARGE LAST LATERAL
LEADING LEFT LENGTH LESS LEVEL LIKE LIMIT LISTEN LOAD LOCAL
LOCALTIME LOCALTIMESTAMP LOCATION LOCATOR LOCK LOWER MAP MATCH
MAX MAXVALUE MESSAGE_LENGTH MESSAGE_OCTET_LENGTH MESSAGE_TEXT
METHOD MIN MINUTE MINVALUE MOD MODE MODIFIES MODIFY MONTH
MORE MOVE MUMPS NAMES NATURAL NCLOB NEW NEXT
NO NOCREATEDB NOCREATEUSER NONE NOT NOTHING NOTIFY NOTNULL
NULL NULLABLE NULLIF OBJECT OCTET_LENGTH OF OFF OFFSET OIDS
OLD ON ONLY OPEN OPERATION OPERATOR OPTION OPTIONS OR ORDER
ORDINALITY OUT OUTER OUTPUT OVERLAPS OVERLAY OVERRIDING
OWNER PAD PARAMETER PARAMETERS PARAMETER_MODE PARAMATER_NAME
PARAMATER_ORDINAL_POSITION PARAMETER_SPECIFIC_CATALOG
PARAMETER_SPECIFIC_NAME PARAMATER_SPECIFIC_SCHEMA PARTIAL PASCAL
PENDANT PLACING PLI POSITION POSTFIX PREFIX PREORDER
PREPARE PRESERVE PRIMARY PRIOR PRIVILEGES PROCEDURAL PROCEDURE
PUBLIC READ READS RECHECK RECURSIVE REF REFERENCES REFERENCING
REINDEX RELATIVE RENAME REPEATABLE REPLACE RESET RESTART
RESTRICT RESULT RETURN RETURNED_LENGTH RETURNED_OCTET_LENGTH
RETURNED_SQLSTATE RETURNS REVOKE RIGHT ROLE ROLLBACK ROLLUP
ROUTINE ROUTINE_CATALOG ROUTINE_NAME ROUTINE_SCHEMA ROW ROWS
ROW_COUNT RULE SAVE_POINT SCALE SCHEMA SCHEMA_NAME SCOPE SCROLL
SEARCH SECOND SECURITY SELECT SELF SENSITIVE SERIALIZABLE
SERVER_NAME SESSION SESSION_USER SET SETOF SETS SHARE SHOW
SIMILAR SIMPLE SIZE SOME SOURCE SPACE SPECIFIC SPECIFICTYPE
SPECIFIC_NAME SQL SQLCODE SQLERROR SQLEXCEPTION SQLSTATE
SQLWARNINIG STABLE START STATE STATEMENT STATIC STATISTICS
STDIN STDOUT STORAGE STRICT STRUCTURE STYPE SUBCLASS_ORIGIN
SUBLIST SUBSTRING SUM SYMMETRIC SYSID SYSTEM SYSTEM_USER
TABLE TABLE_NAME TEMP TEMPLATE TEMPORARY TERMINATE THAN THEN
TIMEZONE_HOUR TIMEZONE_MINUTE TO TOAST TRAILING
TRANSATION TRANSACTIONS_COMMITTED TRANSACTIONS_ROLLED_BACK
TRANSATION_ACTIVE TRANSFORM TRANSFORMS TRANSLATE TRANSLATION
TREAT TRIGGER TRIGGER_CATALOG TRIGGER_NAME TRIGGER_SCHEMA TRIM
TRUE TRUNCATE TRUSTED TYPE UNCOMMITTED UNDER UNENCRYPTED UNION
UNIQUE UNKNOWN UNLISTEN UNNAMED UNNEST UNTIL UPDATE UPPER
USAGE USER USER_DEFINED_TYPE_CATALOG USER_DEFINED_TYPE_NAME
USER_DEFINED_TYPE_SCHEMA USING VACUUM VALID VALIDATOR VALUES
VARIABLE VERBOSE VERSION VIEW VOLATILE WHEN WHENEVER WHERE
WITH WITHOUT WORK WRITE ZONE
)
end
def self.keywords_type
# sources:
# https://dev.mysql.com/doc/refman/5.7/en/numeric-type-overview.html
# https://dev.mysql.com/doc/refman/5.7/en/date-and-time-type-overview.html
# https://dev.mysql.com/doc/refman/5.7/en/string-type-overview.html
@keywords_type ||= Set.new(%w(
ZEROFILL UNSIGNED SIGNED SERIAL BIT TINYINT BOOL BOOLEAN SMALLINT
MEDIUMINT INT INTEGER BIGINT DECIMAL DEC NUMERIC FIXED FLOAT DOUBLE
PRECISION REAL
DATE DATETIME TIMESTAMP TIME YEAR
NATIONAL CHAR CHARACTER NCHAR BYTE
VARCHAR VARYING BINARY VARBINARY TINYBLOB TINYTEXT BLOB TEXT
MEDIUMBLOB MEDIUMTEXT LONGBLOB LONGTEXT ENUM
))
end
state :root do
rule %r/\s+/m, Text
rule %r/--.*/, Comment::Single
rule %r(/\*), Comment::Multiline, :multiline_comments
rule %r/\d+/, Num::Integer
rule %r/'/, Str::Single, :single_string
# A double-quoted string refers to a database object in our default SQL
# dialect, which is apropriate for e.g. MS SQL and PostgreSQL.
rule %r/"/, Name::Variable, :double_string
rule %r/`/, Name::Variable, :backtick
rule %r/\w[\w\d]*/ do |m|
if self.class.keywords_type.include? m[0].upcase
token Name::Builtin
elsif self.class.keywords.include? m[0].upcase
token Keyword
else
token Name
end
end
rule %r([+*/<>=~!@#%&|?^-]), Operator
rule %r/[;:()\[\],.]/, Punctuation
end
state :multiline_comments do
rule %r(/[*]), Comment::Multiline, :multiline_comments
rule %r([*]/), Comment::Multiline, :pop!
rule %r([^/*]+), Comment::Multiline
rule %r([/*]), Comment::Multiline
end
state :backtick do
rule %r/\\./, Str::Escape
rule %r/``/, Str::Escape
rule %r/`/, Name::Variable, :pop!
rule %r/[^\\`]+/, Name::Variable
end
state :single_string do
rule %r/\\./, Str::Escape
rule %r/''/, Str::Escape
rule %r/'/, Str::Single, :pop!
rule %r/[^\\']+/, Str::Single
end
state :double_string do
rule %r/\\./, Str::Escape
rule %r/""/, Str::Escape
rule %r/"/, Name::Variable, :pop!
rule %r/[^\\"]+/, Name::Variable
end
end
end
end