class Sequel::Postgres::PGRow::Splitter
This parser-like class splits the PostgreSQL row-valued/composite type output string format into an array of strings. Note this class makes no attempt to handle all input formats that PostgreSQL will accept, it only handles the output format that PostgreSQL uses.
Constants
- CLOSE_PAREN
- OPEN_PAREN
- QUOTED_RE
- QUOTE_RE
- QUOTE_SEP_RE
- REPLACE_RE
- REPLACE_WITH
- SEP_RE
- UNQUOTED_RE
Public Instance Methods
parse()
click to toggle source
Split the stored string into an array of strings, handling the different types of quoting.
# File lib/sequel/extensions/pg_row.rb, line 235 def parse return @result if @result values = [] skip(OPEN_PAREN) if skip(CLOSE_PAREN) values << nil else until eos? if skip(QUOTE_RE) values << scan(QUOTED_RE).gsub(REPLACE_RE, REPLACE_WITH) skip(QUOTE_SEP_RE) else v = scan(UNQUOTED_RE) values << (v unless v.empty?) skip(SEP_RE) end end end values end