Class: Toys::Completion::Enum

Inherits:
Base
  • Object
show all
Defined in:
lib/toys/completion.rb

Overview

A Completion whose candidates come from a static list of strings.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(values, prefix_constraint: "") ⇒ Enum

Create a completion from a list of values.

Parameters:

  • values (Array<String>)
  • prefix_constraint (String, Regexp) (defaults to: "") —

    Constraint on the fragment prefix. Defaults to requiring the prefix be empty.



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# File 'lib/toys/completion.rb', line 351

def initialize(values, prefix_constraint: "")
  @values = values.flatten.map { |v| Candidate.new(v) }.sort
  @prefix_constraint = prefix_constraint
end

Instance Attribute Details

#prefix_constraint ⇒ String, Regexp (readonly)

Constraint on the fragment prefix.

Returns:

  • (String, Regexp) 


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# File 'lib/toys/completion.rb', line 366

def prefix_constraint
  @prefix_constraint
end

#values ⇒ Array<String> (readonly)

The array of completion candidates.

Returns:

  • (Array<String>) 


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# File 'lib/toys/completion.rb', line 360

def values
  @values
end

Instance Method Details

#call(context) ⇒ Array<Toys::Completion::Candidate>

Returns candidates for the current completion.

Parameters:

Returns:



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# File 'lib/toys/completion.rb', line 375

def call(context)
  return [] unless @prefix_constraint === context.fragment_prefix
  fragment = context.fragment
  @values.find_all { |val| val.string.start_with?(fragment) }
end