
  0x [flags] file.js
  0x [flags] node [node-flags] file.js


  --delay | -d    Delay before tracing begins, allows us to ignore
                  initialisation stacks (e.g. module loading). 
                  Milliseconds
                  Default: 0

  --preview | -p  Generates an SVG file, prerenders SVG inside HTML
                  and outputs a PNG to the terminal (if possible)
                  Depends on imagemagick (brew install imagemagick)
                  If using iTerm 2.9+ image will be output to terminal
                  Warning - depending on the amount of stacks this 
                  option can take tens of seconds
                  Default: false

  --langs | -l    Coarser form of tiers, colour code by JS or C
                  Default: false

  --tiers | -t    Overrides langs, Colour code frames by type:
                  v8, regexp, nativeC, nativeJS, core, deps, app
                  Default: false

  --exclude | -x  Exclude tiers or langs, comma seperated list
                  Tiers: v8, regexp, nativeC, nativeJS, core, deps, app
                  Langs: js, c
                  Default: v8

  --include       Include tiers, Overwrites exclude

  --theme         Dark or Light theme
                  Default: Dark

  --stacks-only   Don't generate the flamegraph, only create the stacks 
                  output.
                  If assigned to '-' stacks output will come through stdout
                  Default: false

  --trace-info    Show output from dtrace or perf tools
                  Default: false

  --cmd | -c      Command Mode - A tool set for processing data in 
                  the profile folder. 

                  Run 0x --cmd help for a list of commands

