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|
L or= setmetatable {}, __index: => ->
import Op, Action, FnDef from require 'core.base'
import Const, load_ from require 'core.const'
import Scope from require 'core.scope'
load_!
import Registry from require 'core.registry'
import Cell, RootCell from require 'core.cell'
import cell, program from require 'core.parsing'
globals = Scope.from_table require 'core.builtin'
{
:Const, :Cell, :RootCell
:Op, :Action, :FnDef
:Scope
:Registry
:globals
parse: program\match
eval: do
class BuiltinRegistry
new: =>
@cnt = 1
init: (tag, expr) =>
tag\set @cnt
@cnt += 1
last: (index) =>
replace: (index, expr) =>
registry = BuiltinRegistry!
(str, inject) ->
scope = Scope nil, globals
scope\use inject if inject
ast = assert (cell\match str), "failed to parse: #{str}"
Const.wrap ast\eval scope, registry
}
|
