class Canon::ValidationError

the error location and nature.
or fails validation checks. It includes detailed information about
This error is raised when input (XML, HTML, JSON, YAML) is malformed
Error raised when input validation fails

def build_message(msg)

Returns:
  • (String) - The formatted error message

Parameters:
  • msg (String) -- The base error message 
def build_message(msg)
  parts = ["#{format.to_s.upcase} Validation Error: #{msg}"]
  parts << "  Line: #{line}" if line
  parts << "  Column: #{column}" if column
  parts << "  Details: #{details}" if details
  parts.join("\n")
end

def initialize(message, format:, line: nil, column: nil, details: nil)

Parameters:
  • details (String, nil) -- Additional details about the error
  • column (Integer, nil) -- The column number where the error occurred
  • line (Integer, nil) -- The line number where the error occurred
  • format (Symbol) -- The format being validated (:xml, :html, :json,
  • message (String) -- The error message 
def initialize(message, format:, line: nil, column: nil, details: nil)
  @format = format
  @line = line
  @column = column
  @details = details
  super(build_message(message))
end