- TAB =
' '
- TABLES_REGEXP =
/
create_table\s+"(?<table_name>\w+)"
(?:,\s+comment:\s+"(?<comment>.*?)")?
(?:,\s+force:\s+:cascade)?
\s+do\s+\|t\|
\n
(?<table_attributes>(?:.*?)(?:".*?")*.*?)
(?<=\n)
\s+end
/xm
- COLUMNS_REGEXP =
/
t\.(?<type>\w+)\s+"(?<name>\w+)"
(?:
(?:,\s+(?<default>default:[^,\n]+?(?=(?:,\s)|$)))?
(?:,\s+(?<null>null:\s+\w+))?
(?:,\s+comment:\s+"(?<comment>[^"\\]*(?:\\.[^"\\]*)*)")?
(?:,\s+precision:\s+(?<precision>\d+))?
(?:,\s+array:\s+(?<array>true|false))?
(?:,\s+limit:\s+(?<limit>\d+))?
)*
/x- INDEXES_REGEXP =
/
t\.index\s+\[(?<columns>[^\]]+)\]
(?:,\s+name:\s+"(?<name>[^"\\]*(?:\\.[^"\\]*)*)")?
(?:,\s+unique:\s+(?<unique>true|false))?
/x
- RELATIONS_REGEXP =
/
add_foreign_key\s+"(?<from_table>\w+)",\s+"(?<to_table>\w+)"
(?:,\s+column:\s+"(?<column>\w+)")?
(?:,\s+on_delete:\s+:(?<on_delete>\w+))?
/x