Sha256: 95874f48031b905f63cfcec4a0f6fffa10bf50565977fd1c0319026cbbefa43d
Contents?: true
Size: 1.83 KB
Versions: 13
Compression:
Stored size: 1.83 KB
Contents
# Author:: Eric Crane (mailto:eric.crane@mac.com)
# Copyright:: Copyright (c) 2024 Eric Crane. All rights reserved.
#
# Invoke a function from a script.
#
module Gloo
module Verbs
class Invoke < Gloo::Core::Verb
KEYWORD = 'invoke'.freeze
KEYWORD_SHORT = '~>'.freeze
#
# Run the verb.
#
def run
if @tokens.token_count > 1
ob = @tokens.first
# Get the function object
pn = Gloo::Core::Pn.new( @engine, @tokens.second )
func = pn.resolve
# Is the object a function?
if func&.is_function?
params = get_params_arr
@engine.log.debug "invoking function: #{func.pn}"
result = func.invoke( params )
@engine.log.debug "function returned: #{result}"
@engine.heap.it.set_to result
return result
end
end
end
#
# Get the Verb's keyword.
#
def self.keyword
return KEYWORD
end
#
# Get the Verb's keyword shortcut.
#
def self.keyword_shortcut
return KEYWORD_SHORT
end
# ---------------------------------------------------------------------
# Private functions
# ---------------------------------------------------------------------
private
#
# Get params array.
#
def get_params_arr
@engine.log.debug "token params: #{@tokens.params}"
params = @tokens.params[1..-1]
@engine.log.info "params: #{params}"
evaluated_params = []
params.each do |p|
expr = Gloo::Expr::Expression.new( @engine, [ p ] )
evaluated_params << expr.evaluate
end
@engine.log.debug "evaluated_params: #{evaluated_params}"
return evaluated_params
end
end
end
end
Version data entries
13 entries across 13 versions & 1 rubygems