Module BusScheme
In: lib/bus_scheme.rb
lib/cons.rb
lib/eval.rb
lib/lambda.rb
lib/parser.rb
lib/primitives.rb
BusSchemeError LoadError IncompleteError ArgumentError EvalError AssertionFailed ParseError StandardError Traceable Lambda Cons BusScheme dot/f_3.png

Methods

add_load_path   apply   cons   define   eval   eval_string   load   loaded_files   parse   parse_list   parse_tokens   pop_token   repl   special_form   tokenize  

Classes and Modules

Class BusScheme::ArgumentError
Class BusScheme::AssertionFailed
Class BusScheme::BusSchemeError
Class BusScheme::Cons
Class BusScheme::EvalError
Class BusScheme::IncompleteError
Class BusScheme::Lambda
Class BusScheme::LoadError
Class BusScheme::ParseError

Constants

VERSION = "0.7.5"
PROMPT = '> '
INCOMPLETE_PROMPT = ' ... '
LOAD_PATH = ["#{File.dirname(__FILE__)}/scheme/", File.expand_path('.')]
SYMBOL_TABLE = {}

Public Class methods

add_load_path(filename)

TODO: expose load path in scheme

apply(function, args)

Call a function with given args

eval(form)

Eval a form passed in as an array

eval_string(string)

Parse a string, then eval the result

load(filename)

Load a file if on the load path or absolute

loaded_files()

For stack traces

parse(input)

Turn an input string into an S-expression

parse_list(tokens)

Nest a list from a 1-dimensional list of tokens

parse_tokens(tokens)

Turn a list of tokens into a properly-nested array

pop_token(input)

Take a token off the input string and return it

repl()

Read-Eval-Print-Loop

tokenize(input)

Split an input string into lexically valid tokens

Public Instance methods

[Validate]