Class: TermUtils::AP::Parser

Inherits:

Object

• Object
• TermUtils::AP::Parser

Defined in:

lib/term_utils/ap/parser.rb

Overview

Represents the argument list parser.

Instance Method Summary

• #initialize ⇒ Parser constructor

  A new instance of Parser.

• #parse_arguments(syntax, arguments, opts = {}) ⇒ TermUtils::AP::Result

  Parses a given list of arguments.

• #parse_command(syntax, command, opts = {}) ⇒ TermUtils::AP::Result

  Parses a given command.

Constructor Details

#initialize ⇒ Parser

Returns a new instance of Parser

# File 'lib/term_utils/ap/parser.rb', line 22

def initialize
end

Instance Method Details

#parse_arguments(syntax, arguments, opts = {}) ⇒ TermUtils::AP::Result

Parses a given list of arguments.

Parameters:

• syntax (TermUtils::AP::Syntax)
• arguments (Array<String>)
• opts (Hash) (defaults to: {}) —

  `:program`.

Options Hash (opts):

• :program (Boolean) —

  Whether the first argument is the program name.

Returns:

• (TermUtils::AP::Result)

Raises:

• (TermUtils::AP::ParseError)
• (TermUtils::AP::SyntaxError)

# File 'lib/term_utils/ap/parser.rb', line 43

def parse_arguments(syntax, arguments, opts = {})
  syntax = syntax.dup
  syntax.finalize!
  arguments = arguments.dup
  res = TermUtils::AP::Result.new(syntax)
  catch :done do
    parse0(res.value, syntax, arguments, opts)
  end
  res
end

#parse_command(syntax, command, opts = {}) ⇒ TermUtils::AP::Result

Parses a given command.

Parameters:

• syntax (TermUtils::AP::Syntax)
• command (String)
• opts (Hash) (defaults to: {}) —

  `:program`.

Options Hash (opts):

• :program (Boolean) —

  Whether the first argument is the program name.

Returns:

• (TermUtils::AP::Result)

Raises:

• (TermUtils::AP::ParseError)
• (TermUtils::AP::SyntaxError)

# File 'lib/term_utils/ap/parser.rb', line 32

def parse_command(syntax, command, opts = {})
  parse_arguments(syntax, command.split(" "), opts)
end