vim-flow-plus

Requirements

Vim version that supports json_decode.

Install

If you use vim-plug:

Plug 'carlosrocha/vim-flow-plus'

Using

Display coverage

Using lightline:

let g:lightline = {
    "...
      \   'right': [ [ 'percent', 'lineinfo' ],
      \              [ 'syntastic', 'flow' ],
      \              [ 'fileformat', 'fileencoding', 'filetype' ] ],
      \ },
      \ 'component_function': {
      " ...
      \   'flow': 'LightlineFlowCoverage',
      " ...
      \ },
      \ }

function! LightlineFlowCoverage()
  if exists('b:flow_coverage_status')
    return b:flow_coverage_status
  endif
  return ''
endfunction

Result:

Commands

FlowCoverageToggle

Toggle to highlight uncovered expressions in the current file.

FlowPrevRef

Go to the next reference of the variable under the cursor.

FlowNextRef

Go to the previous reference of the variable under the cursor.

FlowTypeAtPos

Displays the type of the variable under the cursor.

FlowGetDef

Go to the definition of the variable under the cursor.