haml error handling

This commit is contained in:
tdreyno 2009-08-09 13:10:09 -07:00
parent 06a800a90a
commit fe90615954
2 changed files with 58 additions and 55 deletions

View file

@ -69,73 +69,37 @@ class Middleman < Sinatra::Base
Compass.configure_sass_plugin! Compass.configure_sass_plugin!
end end
# CSS files
get %r{/(.*).css} do |path|
content_type 'text/css', :charset => 'utf-8'
begin
sass(path.to_sym, Compass.sass_engine_options)
rescue Exception => e
sass_exception_string(e)
end
end
get /(.*)/ do |path| get /(.*)/ do |path|
path << "index.html" if path.match(%r{/$}) path << "index.html" if path.match(%r{/$})
path.gsub!(%r{^/}, '') path.gsub!(%r{^/}, '')
@template = path.gsub(File.extname(path), '').to_sym @template = path.gsub(File.extname(path), '').to_sym
@full_request_path = path @full_request_path = path
result = nil result = nil
%w(haml erb builder maruku mab sass).each do |renderer|
next if !File.exists?(File.join(options.views, "#{@template}.#{renderer}"))
renderer = "markaby" if renderer == "mab"
result = if renderer == "sass"
content_type 'text/css', :charset => 'utf-8'
begin begin
sass(@template, Compass.sass_engine_options) %w(haml erb builder maruku mab).detect do |renderer|
rescue Exception => e next false if !File.exists?(File.join(options.views, "#{@template}.#{renderer}"))
sass_exception_string(e) renderer = "markaby" if renderer == "mab"
result = send(renderer.to_sym, @template)
end end
else rescue Haml::Error => e
send(renderer.to_sym, @template) result = "Haml Error: #{e}"
end #result << "<pre>Backtrace: #{e.backtrace.join("\n")}</pre>"
break
end end
result || pass result || pass
end end
# Handle Sass errors
def sass_exception_string(e)
e_string = "#{e.class}: #{e.message}"
if e.is_a? Sass::SyntaxError
e_string << "\non line #{e.sass_line}"
if e.sass_filename
e_string << " of #{e.sass_filename}"
if File.exists?(e.sass_filename)
e_string << "\n\n"
min = [e.sass_line - 5, 0].max
begin
File.read(e.sass_filename).rstrip.split("\n")[
min .. e.sass_line + 5
].each_with_index do |line, i|
e_string << "#{min + i + 1}: #{line}\n"
end
rescue
e_string << "Couldn't read sass file: #{e.sass_filename}"
end
end
end
end
<<END
/*
#{e_string}
Backtrace:\n#{e.backtrace.join("\n")}
*/
body:before {
white-space: pre;
font-family: monospace;
content: "#{e_string.gsub('"', '\"').gsub("\n", '\\A ')}"; }
END
end
end end
require File.join(File.dirname(__FILE__), 'middleman', 'helpers') require File.join(File.dirname(__FILE__), 'middleman', 'helpers')

View file

@ -51,3 +51,42 @@ def stylesheet_link_tag(path, options={})
haml_tag :link, options.merge(:href => asset_url(path), :type => "text/css") haml_tag :link, options.merge(:href => asset_url(path), :type => "text/css")
end end
end end
# Handle Sass errors
def sass_exception_string(e)
e_string = "#{e.class}: #{e.message}"
if e.is_a? Sass::SyntaxError
e_string << "\non line #{e.sass_line}"
if e.sass_filename
e_string << " of #{e.sass_filename}"
if File.exists?(e.sass_filename)
e_string << "\n\n"
min = [e.sass_line - 5, 0].max
begin
File.read(e.sass_filename).rstrip.split("\n")[
min .. e.sass_line + 5
].each_with_index do |line, i|
e_string << "#{min + i + 1}: #{line}\n"
end
rescue
e_string << "Couldn't read sass file: #{e.sass_filename}"
end
end
end
end
<<END
/*
#{e_string}
Backtrace:\n#{e.backtrace.join("\n")}
*/
body:before {
white-space: pre;
font-family: monospace;
content: "#{e_string.gsub('"', '\"').gsub("\n", '\\A ')}"; }
END
end