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authormitchell <unknown>2018-03-11 23:04:41 -0400
committermitchell <unknown>2018-03-11 23:04:41 -0400
commit519b7328b66c4c84f03893a31e4be5ba6b1395f2 (patch)
tree2055cd79006357e94c185f341d0df17b9a8769eb /lexlua/sql.lua
parentc0373e036e965a70045971e2abc582cb4bf12a4e (diff)
downloadscintilla-mirror-519b7328b66c4c84f03893a31e4be5ba6b1395f2.tar.gz
Added optional Lua lexer support.
This support is disabled by default and must be enabled via compile-time option.
Diffstat (limited to 'lexlua/sql.lua')
-rw-r--r--lexlua/sql.lua59
1 files changed, 59 insertions, 0 deletions
diff --git a/lexlua/sql.lua b/lexlua/sql.lua
new file mode 100644
index 000000000..23bf44173
--- /dev/null
+++ b/lexlua/sql.lua
@@ -0,0 +1,59 @@
+-- Copyright 2006-2018 Mitchell mitchell.att.foicica.com. See License.txt.
+-- SQL LPeg lexer.
+
+local lexer = require('lexer')
+local token, word_match = lexer.token, lexer.word_match
+local P, R, S = lpeg.P, lpeg.R, lpeg.S
+
+local lex = lexer.new('sql')
+
+-- Whitespace.
+lex:add_rule('whitespace', token(lexer.WHITESPACE, lexer.space^1))
+
+-- Keywords.
+lex:add_rule('keyword', token(lexer.KEYWORD, word_match([[
+ add all alter analyze and as asc asensitive before between bigint binary blob
+ both by call cascade case change char character check collate column condition
+ connection constraint continue convert create cross current_date current_time
+ current_timestamp current_user cursor database databases day_hour
+ day_microsecond day_minute day_second dec decimal declare default delayed
+ delete desc describe deterministic distinct distinctrow div double drop dual
+ each else elseif enclosed escaped exists exit explain false fetch float for
+ force foreign from fulltext goto grant group having high_priority
+ hour_microsecond hour_minute hour_second if ignore in index infile inner inout
+ insensitive insert int integer interval into is iterate join key keys kill
+ leading leave left like limit lines load localtime localtimestamp lock long
+ longblob longtext loop low_priority match mediumblob mediumint mediumtext
+ middleint minute_microsecond minute_second mod modifies natural not
+ no_write_to_binlog null numeric on optimize option optionally or order out
+ outer outfile precision primary procedure purge read reads real references
+ regexp rename repeat replace require restrict return revoke right rlike schema
+ schemas second_microsecond select sensitive separator set show smallint soname
+ spatial specific sql sqlexception sqlstate sqlwarning sql_big_result
+ sql_calc_found_rows sql_small_result ssl starting straight_join table
+ terminated text then tinyblob tinyint tinytext to trailing trigger true undo
+ union unique unlock unsigned update usage use using utc_date utc_time
+ utc_timestamp values varbinary varchar varcharacter varying when where while
+ with write xor year_month zerofill
+]], true)))
+
+-- Identifiers.
+lex:add_rule('identifier', token(lexer.IDENTIFIER, lexer.word))
+
+-- Strings.
+lex:add_rule('string', token(lexer.STRING, lexer.delimited_range("'") +
+ lexer.delimited_range('"') +
+ lexer.delimited_range('`')))
+
+-- Comments.
+local line_comment = (P('--') + '#') * lexer.nonnewline^0
+local block_comment = '/*' * (lexer.any - '*/')^0 * P('*/')^-1
+lex:add_rule('comment', token(lexer.COMMENT, line_comment + block_comment))
+
+-- Numbers.
+lex:add_rule('number', token(lexer.NUMBER, lexer.float + lexer.integer))
+
+-- Operators.
+lex:add_rule('operator', token(lexer.OPERATOR, S(',()')))
+
+return lex