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Improve tokenising of numbers in Elixir lexer #1225

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merged 2 commits into from
Jun 28, 2019
+12 −2
Merged

Improve tokenising of numbers in Elixir lexer #1225

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518d73d
Improve Elixir lexer number rules
thth Oct 11, 2018
8a6955d
Add numbers to visual sample
pyrmont Jun 26, 2019
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Improve Elixir lexer number rules
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@thth @pyrmont
thth authored and pyrmont committed Jun 26, 2019
commit 518d73dffbbb4ab7e6e72792cb44d0a41e5a1bae
7 changes: 5 additions & 2 deletions lib/rouge/lexers/elixir.rb
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Expand Up @@ -38,8 +38,11 @@ class Elixir < RegexLexer
rule %r/[a-zA-Z_!]\w*[!\?]?/, Name
rule %r{::|[%(){};,/\|:\\\[\]]}, Punctuation
rule %r/@[a-zA-Z_]\w*|&\d/, Name::Variable
rule %r{\b(0[xX][0-9A-Fa-f]+|\d(_?\d)*(\.(?![^\d\s])
(_?\d)*)?([eE][-+]?\d(_?\d)*)?|0[bB][01]+)\b}x, Num
rule %r{\b\d(_?\d)*(\.(?![^\d\s])(_?\d)+)([eE][-+]?\d(_?\d)*)?\b}, Num::Float
rule %r{\b0x[0-9A-Fa-f](_?[0-9A-Fa-f])*\b}, Num::Hex
rule %r{\b0o[0-7](_?[0-7])*\b}, Num::Oct
rule %r{\b0b[01](_?[01])*\b}, Num::Bin
rule %r{\b\d(_?\d)*\b}, Num::Integer

mixin :strings
mixin :sigil_strings
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