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Merge pull request #81 from erw7/improve-numrical-syntax

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Change regular expression to more readable
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zah 2018-02-10 12:42:51 +02:00 • committed by GitHub
commit 88b1a88667
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1 changed files with 10 additions and 5 deletions
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syntax/nim.vim
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@ -82,11 +82,16 @@ syn match nimEscapeError "\\x\x\=\X" display contained
if nim_highlight_numbers == 1
" numbers (including longs and complex)
syn match nimNumber "\v<0[bB][01]%(_?[01])*%(\'%(%(i|I|u|U)%(8|16|32|64)|u|U|%(f|F)%(32|64|128)?|d|D))?>"
syn match nimNumber "\v<0[ocC]\o%(_?\o)*%(\'%(%(i|I|u|U)%(8|16|32|64)|u|U|%(f|F)%(32|64|128)?|d|D))?>"
syn match nimNumber "\v<0[xX]\x%(_?\x)*%(\'%(%(i|I|u|U)%(8|16|32|64)|u|U|%(f|F)%(32|64|128)?|d|D))?>"
syn match nimNumber "\v<\d%(_?\d)*%(%(\'%(%(i|I|u|U)%(8|16|32|64)|u|U)|%([eE][+-]?\d%(_?\d)*)?\'%(%(%(f|F)%(32|64|128)?|d|D))))?>"
syn match nimNumber "\v<\d%(_?\d)*\.\d%(_?\d)*%([eE][+-]?\d%(_?\d)*)?%(\'%(%(f|F)%(32|64|128)?|d|D))?>"
let s:dec_num = '\d%(_?\d)*'
let s:int_suf = '%(''%(%(i|I|u|U)%(8|16|32|64)|u|U))'
let s:float_suf = '%(''%(%(f|F)%(32|64|128)?|d|D))'
let s:exp = '%([eE][+-]?'.s:dec_num.')'
exe 'syn match nimNumber /\v<0[bB][01]%(_?[01])*%('.s:int_suf.'|'.s:float_suf.')?>/'
exe 'syn match nimNumber /\v<0[ocC]\o%(_?\o)*%('.s:int_suf.'|'.s:float_suf.')?>/'
exe 'syn match nimNumber /\v<0[xX]\x%(_?\x)*%('.s:int_suf.'|'.s:float_suf.')?>/'
exe 'syn match nimNumber /\v<'.s:dec_num.'%('.s:int_suf.'|'.s:exp.'?'.s:float_suf.')?>/'
exe 'syn match nimNumber /\v<'.s:dec_num.'\.'.s:dec_num.s:exp.'?'.s:float_suf.'?>/'
unlet s:dec_num s:int_suf s:float_suf s:exp
endif
if nim_highlight_builtins == 1