Module: PostgresHelper

Defined in:
lib/postgres_helper.rb

Class Method Summary collapse

Class Method Details

.available? ⇒ Boolean

Returns:

  • (Boolean) 


9
10
11
12
13
14
15
16
17
18
 
# File 'lib/postgres_helper.rb', line 9

def available?
  return false if psql_command.nil?

  # If using Docker, check required env vars are present
  if using_docker?
    has_required_env_vars?
  else
    true
  end
end

.psql_command ⇒ Object 



5
6
7
 
# File 'lib/postgres_helper.rb', line 5

def psql_command
  @psql_command ||= detect_psql_command
end

.reset_cache! ⇒ Object

Reset cached command detection (for tests)



26
27
28
 
# File 'lib/postgres_helper.rb', line 26

def reset_cache!
  @psql_command = nil
end

.using_docker? ⇒ Boolean

Returns:

  • (Boolean) 


20
21
22
23
 
# File 'lib/postgres_helper.rb', line 20

def using_docker?
  cmd = psql_command
  cmd && cmd.start_with?("docker exec")
end

.validate_env_vars! ⇒ Object 



30
31
32
33
34
35
36
37
38
39
 
# File 'lib/postgres_helper.rb', line 30

def validate_env_vars!
  return unless using_docker?

  required_vars = ["PGUSER", "PGDATABASE"]
  missing_vars = required_vars.reject { |var| ENV[var] }

  if missing_vars.any?
    TestSilencer.abort_unless_testing "Error: PostgreSQL is running in Docker but required environment variables are missing: #{missing_vars.join(", ")}. Please set these variables before running psql commands."
  end
end