Zach Carter
93 lines
2.3 KiB
Ruby
93 lines
2.3 KiB
Ruby
require "v8"
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# Monkey patches due to bugs in RubyRacer
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class V8::JSError
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def initialize(try, to)
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@to = to
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begin
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super(initialize_unsafe(try))
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rescue Exception => e
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# Original code does not make an Array here
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@boundaries = [Boundary.new(:rbframes => e.backtrace)]
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@value = e
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super("BUG! please report. JSError#initialize failed!: #{e.message}")
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end
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end
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def parse_js_frames(try)
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raw = @to.rb(try.StackTrace())
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if raw && !raw.empty?
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raw.split("\n")[1..-1].tap do |frames|
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# Original code uses strip!, and the frames are not guaranteed to be strippable
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frames.each {|frame| frame.strip.chomp!(",")}
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end
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else
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[]
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end
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end
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end
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module Handlebars
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module Spec
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def self.js_backtrace(context)
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begin
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context.eval("throw")
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rescue V8::JSError => e
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return e.backtrace(:javascript)
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end
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end
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def self.remove_exports(string)
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match = string.match(%r{\A(.*?)^// BEGIN\(BROWSER\)\n(.*)\n^// END\(BROWSER\)(.*?)\Z}m)
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prelines = match ? match[1].count("\n") + 1 : 0
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ret = match ? match[2] : string
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("\n" * prelines) + ret
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end
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def self.js_load(file)
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str = File.read(file)
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CONTEXT.eval(remove_exports(str), file)
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end
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CONTEXT = V8::Context.new
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CONTEXT.instance_eval do |context|
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context["exports"] = nil
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context["p"] = proc do |val|
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p val
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end
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context["puts"] = proc do |val|
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puts context["Handlebars"]["PrintVisitor"].new.accept(val)
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puts
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end
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context["puts_caller"] = proc do
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puts "BACKTRACE:"
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puts Handlebars::Spec.js_backtrace(context)
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puts
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end
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Handlebars::Spec.js_load('lib/handlebars/parser.js')
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Handlebars::Spec.js_load('lib/handlebars/compiler.js');
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Handlebars::Spec.js_load('lib/handlebars/ast.js');
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Handlebars::Spec.js_load('lib/handlebars/visitor.js');
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Handlebars::Spec.js_load('lib/handlebars/printer.js')
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Handlebars::Spec.js_load('lib/handlebars/runtime.js')
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Handlebars::Spec.js_load('lib/handlebars/utils.js')
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Handlebars::Spec.js_load('lib/handlebars.js')
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end
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end
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end
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require "test/unit/assertions"
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RSpec.configure do |config|
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config.include Test::Unit::Assertions
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config.before(:all) do
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@context = Handlebars::Spec::CONTEXT
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end
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end
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