Merge PR #454: Add support for Snowflake Language

Author: nene

README.md

@@ -7,7 +7,7 @@
 It started as a port of a [PHP Library][], but has since considerably diverged.
 
 It supports various SQL dialects:
-GCP BigQuery, IBM DB2, Apache Hive, MariaDB, MySQL, Couchbase N1QL, Oracle PL/SQL, PostgreSQL, Amazon Redshift, SingleStoreDB, Spark, SQL Server Transact-SQL, Trino/Presto.
+GCP BigQuery, IBM DB2, Apache Hive, MariaDB, MySQL, Couchbase N1QL, Oracle PL/SQL, PostgreSQL, Amazon Redshift, SingleStoreDB, Snowflake, Spark, SQL Server Transact-SQL, Trino/Presto.
 See [language option docs](docs/language.md) for more details.
 
 It does not support:
@@ -95,7 +95,7 @@ sql-formatter -h
 
 ```
 usage: sql-formatter [-h] [-o OUTPUT] \
-[-l {bigquery,db2,hive,mariadb,mysql,n1ql,plsql,postgresql,redshift,singlestoredb,spark,sql,sqlite,transactsql,trino,tsql}] [-c CONFIG] [--version] [FILE]
+[-l {bigquery,db2,hive,mariadb,mysql,n1ql,plsql,postgresql,redshift,singlestoredb,snowflake,spark,sql,sqlite,transactsql,trino,tsql}] [-c CONFIG] [--version] [FILE]
 
 SQL Formatter
 
@@ -106,7 +106,7 @@ optional arguments:
   -h, --help      show this help message and exit
   -o, --output    OUTPUT
                     File to write SQL output (defaults to stdout)
-  -l, --language  {bigquery,db2,hive,mariadb,mysql,n1ql,plsql,postgresql,redshift,singlestoredb,spark,sql,sqlite,trino,tsql}
+  -l, --language  {bigquery,db2,hive,mariadb,mysql,n1ql,plsql,postgresql,redshift,singlestoredb,snowflake,spark,sql,sqlite,trino,tsql}
                     SQL dialect (defaults to basic sql)
   -c, --config    CONFIG
                     Path to config json file (will use default configs if unspecified)

docs/language.md

@@ -15,6 +15,7 @@ Specifies the SQL dialect to use.
 - `"postgresql"` - [PostgreSQL][]
 - `"redshift"` - [Amazon Redshift][]
 - `"singlestoredb"` - [SingleStoreDB][]
+- `"snowflake"` - [Snowflake][]
 - `"spark"` - [Spark][]
 - `"sqlite"` - [SQLite][sqlite]
 - `"transactsql"` or `"tsql"` - [SQL Server Transact-SQL][tsql]
@@ -61,6 +62,7 @@ You likely only want to use this if your other alternative is to fork SQL Format
 [presto]: https://prestodb.io/docs/current/
 [amazon redshift]: https://docs.aws.amazon.com/redshift/latest/dg/cm_chap_SQLCommandRef.html
 [singlestoredb]: https://docs.singlestore.com/managed-service/en/reference.html
+[snowflake]: https://docs.snowflake.com/en/index.html
 [spark]: https://spark.apache.org/docs/latest/api/sql/index.html
 [sqlite]: https://sqlite.org/index.html
 [trino]: https://trino.io/docs/current/

docs/params.md

@@ -117,6 +117,7 @@ The placeholder types available by default depend on SQL dialect used:
 - plsql - `:1`, `:name`
 - postgresql - `$1`
 - redshift - `$1`
+- snowflake - _no support_
 - sqlite - `?`, `?1`, `:name`, `@name`, `$name`
 - spark - _no support_
 - tsql - `@name`, `@"name"`, `@[name]`

package.json

@@ -37,7 +37,8 @@
     "sqlite",
     "trino",
     "presto",
-    "prestosql"
+    "prestosql",
+    "snowflake"
   ],
   "contributors": [
     "Adrien Pyke <[email protected]>",