Class: PrettyIRB::VariableInspector

Inherits:
Object
  • Object
show all
Defined in:
lib/pretty_irb/variable_inspector.rb

Instance Method Summary collapse

Constructor Details

#initialize(binding) ⇒ VariableInspector

Returns a new instance of VariableInspector.



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# File 'lib/pretty_irb/variable_inspector.rb', line 3

def initialize(binding)
  @binding = binding
end

Instance Method Details

#by_type(type) ⇒ Object

List variables of a specific type



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# File 'lib/pretty_irb/variable_inspector.rb', line 40

def by_type(type)
  variables = @binding.local_variables
  filtered = variables.select do |var|
    value = @binding.local_variable_get(var)
    value.class.name.include?(type.capitalize)
  end

  return "❌ No variables of type #{type}" if filtered.empty?

  output = "📦 Variables of type #{type} (#{filtered.length}):\n\n"
  filtered.each do |var|
    value = @binding.local_variable_get(var)
    output += format_variable(var, value)
  end
  output
end

#get(var_name) ⇒ Object

Get variable value



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# File 'lib/pretty_irb/variable_inspector.rb', line 31

def get(var_name)
  begin
    @binding.local_variable_get(var_name.to_sym)
  rescue NameError
    nil
  end
end

#inspect_var(var_name) ⇒ Object

Get variable details



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# File 'lib/pretty_irb/variable_inspector.rb', line 21

def inspect_var(var_name)
  begin
    value = @binding.local_variable_get(var_name.to_sym)
    detailed_info(var_name, value)
  rescue NameError
    "❌ Variable '#{var_name}' not found"
  end
end

#list_variables ⇒ Object

List all local variables



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# File 'lib/pretty_irb/variable_inspector.rb', line 8

def list_variables
  variables = @binding.local_variables
  return "📦 No variables defined yet" if variables.empty?

  output = "📦 Local Variables (#{variables.length}):\n\n"
  variables.each do |var|
    value = @binding.local_variable_get(var)
    output += format_variable(var, value)
  end
  output
end

#memory_usage ⇒ Object

Memory usage estimation



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# File 'lib/pretty_irb/variable_inspector.rb', line 73

def memory_usage
  variables = @binding.local_variables
  total_size = variables.sum do |var|
    value = @binding.local_variable_get(var)
    estimate_size(value)
  end

  output = "💾 Memory Usage:\n\n"
  output += "Total: ~#{total_size / 1024} KB\n\n"
  
  variables.each do |var|
    value = @binding.local_variable_get(var)
    size = estimate_size(value)
    output += "  #{var}: ~#{size} bytes\n"
  end
  output
end

#search(keyword) ⇒ Object

Search variables by name



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# File 'lib/pretty_irb/variable_inspector.rb', line 58

def search(keyword)
  variables = @binding.local_variables
  filtered = variables.select { |var| var.to_s.include?(keyword) }

  return "🔍 No variables matching '#{keyword}'" if filtered.empty?

  output = "🔍 Found #{filtered.length} variable(s):\n\n"
  filtered.each do |var|
    value = @binding.local_variable_get(var)
    output += format_variable(var, value)
  end
  output
end