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OSX brew vim needs str2float for some reason #21

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OSX brew vim needs str2float for some reason #21

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12 changes: 6 additions & 6 deletions autoload/rainbow_parentheses.vim
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Original file line number Diff line number Diff line change
Expand Up @@ -57,12 +57,12 @@ endfunction
" http://stackoverflow.com/questions/596216/formula-to-determine-brightness-of-rgb-color
" http://alienryderflex.com/hsp.html
function! s:brightness_(rgb)
let [max, min] = map([max(a:rgb), min(a:rgb)], 'v:val / 255.0')
let [r, g, b] = map(a:rgb, 'v:val / 255.0')
let [max, min] = map([max(a:rgb), min(a:rgb)], 'v:val / str2float("255.0")')
let [r, g, b] = map(a:rgb, 'v:val / str2float("255.0")')
if max == min
return (max + min) / 2.0
return (max + min) / str2float('2.0')
endif
return sqrt(0.299 * r * r + 0.587 * g * g + 0.114 * b * b)
return sqrt(str2float('0.299') * r * r + str2float('0.587') * g * g + str2float('0.114') * b * b)
endfunction

let s:brightness = {}
Expand Down Expand Up @@ -128,9 +128,9 @@ function! s:extract_colors()
for cpair in colors
let b = s:brightness(cpair)
let diff = abs(nb - b)
if diff <= 0.25
if diff <= str2float('0.25')
call add(first, cpair)
elseif diff <= 0.5
elseif diff <= str2float('0.5')
call add(second, cpair)
endif
endfor
Expand Down