Class: FakePipe::Postgres::CommentBlock

Inherits:
TextBlock
  • Object
show all
Defined in:
lib/fake_pipe/postgres/comment_block.rb

Overview

Finds Postgres comment DML.

Instance Attribute Summary

Attributes inherited from TextBlock

#delegate, #start_match, #table

Instance Method Summary collapse

Methods inherited from TextBlock

#end_text?, #initialize, #match_start_text, #start_text?

Constructor Details

This class inherits a constructor from FakePipe::TextBlock

Instance Method Details

#on_start_text(match, line) ⇒ Object 



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# File 'lib/fake_pipe/postgres/comment_block.rb', line 11

def on_start_text(match, line)
  self.table = match[:table]
  parse_config(match)
end

#parse ⇒ Object 



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# File 'lib/fake_pipe/postgres/comment_block.rb', line 29

def parse(*)
  raise '`parse` should not be called to extract config from comments. ' \
       ' Try inspecting the PG dump format for changes. Comments are normally all in a single line.'
end

#parse_config(match) ⇒ Object 



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# File 'lib/fake_pipe/postgres/comment_block.rb', line 16

def parse_config(match)
  # consolidate escaped single quotes
  comment = match[:comment].gsub("''", "'")
  data = YAML.load(comment).with_indifferent_access

  # give the config back to the delegate
  delegate.on_config(
    table: match[:table],
    column: match[:column],
    config: data[:anon]
  )
end