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91 lines
3.0 KiB
91 lines
3.0 KiB
3 years ago
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local syntax = require "core.syntax"
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-- In sql symbols can be lower case and upper case
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local keywords = {
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"CREATE", "SELECT", "INSERT", "INTO", "UPDATE",
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"DELETE", "TABLE", "DROP", "VALUES", "NOT",
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"NULL", "PRIMARY", "KEY", "REFERENCES",
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"DEFAULT", "UNIQUE", "CONSTRAINT", "CHECK",
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"ON", "EXCLUDE", "WITH", "USING", "WHERE",
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"GROUP", "BY", "HAVING", "DISTINCT", "LIMIT",
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"OFFSET", "ONLY", "CROSS", "JOIN", "INNER",
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"LEFT", "RIGHT", "FULL", "OUTER", "NATURAL",
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"AND", "OR", "AS", "ORDER", "ORDINALITY",
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"UNNEST", "FROM", "VIEW", "RETURNS", "SETOF",
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"LANGUAGE", "SQL", "LIKE", "LATERAL",
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"INTERVAL", "PARTITION", "UNION", "INTERSECT",
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"EXCEPT", "ALL", "ASC", "DESC", "NULLS",
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"FIRST", "LAST", "IN", "RECURSIVE", "ARRAY",
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"RETURNING", "SET", "ALSO", "INSTEAD",
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"ALTER", "SEQUENCE", "OWNED", "AT", "ZONE",
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"WITHOUT", "TO", "TIMEZONE", "TYPE", "ENUM",
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"DOCUMENT", "XMLPARSE", "XMLSERIALIZE",
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"CONTENT", "OPTION", "INDEX", "ANY",
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"EXTENSION", "ISNULL", "NOTNULL", "UNKNOWN",
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"CASE", "THEN", "WHEN", "ELSE", "END",
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"ROWS", "BETWEEN", "UNBOUNDED", "PRECEDING",
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"UNBOUNDED", "FOLLOWING", "EXISTS", "SOME",
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"COLLATION", "FOR", "TRIGGER", "BEFORE",
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"EACH", "ROW", "EXECUTE", "PROCEDURE",
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"FUNCTION", "DECLARE", "BEGIN", "LOOP",
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"RAISE", "NOTICE", "LOOP", "EVENT",
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"OPERATOR", "DOMAIN", "VARIADIC", "FOREIGN"
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}
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local types = {
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"BIGINT", "INT8", "BIGSERIAL", "SERIAL8",
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"BIT", "VARBIT", "BOOLEAN", "BOOL", "BOX",
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"BYTEA", "CHARACTER", "CHAR", "VARCHAR",
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"CIDR", "CIRCLE", "DATE", "DOUBLE",
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"PRECISION", "FLOAT8", "INET", "INTEGER",
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"INT", "INT4", "INTERVAL", "JSON", "JSONB",
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"LINE", "LSEG", "MACADDR", "MONEY", "NUMERIC",
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"DECIMAL", "PATH", "POINT", "POLYGON", "REAL",
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"FLOAT4", "INT2", "SMALLINT", "SMALLSERIAL",
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"SERIAL2", "SERIAL", "SERIAL4", "TEXT",
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"TIME", "TIMEZ", "TIMESTAMP", "TIMESTAMPZ",
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"TSQUERY", "TSVECTOR", "TXID_SNAPSHOT",
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"UUID", "XML", "INT4RANGE", "INT8RANGE",
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"NUMRANGE", "TSRANGE", "TSTZRANGE",
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"DATERANGE", "PG_LSN"
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}
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local literals = {
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"FALSE", "TRUE", "CURRENT_TIMESTAMP",
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"CURRENT_TIME", "CURRENT_DATE", "LOCALTIME",
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"LOCALTIMESTAMP"
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}
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local symbols = {}
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for _, keyword in ipairs(keywords) do
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symbols[keyword:lower()] = "keyword"
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symbols[keyword] = "keyword"
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end
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for _, type in ipairs(types) do
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symbols[type:lower()] = "keyword2"
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symbols[type] = "keyword2"
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end
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for _, literal in ipairs(literals) do
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symbols[literal:lower()] = "literal"
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symbols[literal] = "literal"
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end
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syntax.add {
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files = { "%.sql$", "%.psql$" },
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comment = "--",
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patterns = {
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{ pattern = "%-%-.-\n", type = "comment" },
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{ pattern = { "/%*", "%*/" }, type = "comment" },
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{ pattern = { "'", "'", '\\' }, type = "string" },
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{ pattern = "-?%d+[%d%.eE]*f?", type = "number" },
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{ pattern = "-?%.?%d+f?", type = "number" },
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{ pattern = "[%+%-=/%*%%<>!~|&@%?$#]", type = "operator" },
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{ pattern = "[%a_][%w_]*%f[(]", type = "function" },
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{ pattern = "[%a_][%w_]*", type = "symbol" },
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},
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symbols = symbols,
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}
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