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Lexer datastudio #1453

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merged 8 commits into from
Mar 31, 2020
Merged

Lexer datastudio #1453

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ee9865e
Add Datastudio lexer
BastienDurel Mar 6, 2020
1f03667
allow nesting of variables in strings
BastienDurel Mar 6, 2020
7fefd00
do not put errors in multi-line strings
BastienDurel Mar 6, 2020
58a9dd7
Simplification of some regexes
BastienDurel Mar 10, 2020
52f859d
missing escaping of end of strings
BastienDurel Mar 10, 2020
8e8cd1d
missing escaping of end of strings
BastienDurel Mar 10, 2020
9e37312
use pyrmont's suggestion for improving performance
BastienDurel Mar 26, 2020
399d11d
match keywords agains upcase id, and remove big sql regex
BastienDurel Mar 26, 2020
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allow nesting of variables in strings
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@BastienDurel
BastienDurel committed Mar 6, 2020
commit 1f0366775f1e39cf7119d70214b2ad26d0b145ee
18 changes: 15 additions & 3 deletions lib/rouge/lexers/datastudio.rb
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Expand Up @@ -95,15 +95,27 @@ class Datastudio < RegexLexer
rule %r(/[*].*?[*]/)m, Comment::Multiline
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end

state :string do
rule %r/%(\\.|.)+?%/, Str::Escape
rule %r/"/, Str, :pop!
rule %r/./, Str
end

state :string_s do
rule %r/%(\\.|.)+?%/, Str::Escape
rule %r/'/, Str, :pop!
rule %r/./, Str
end

state :root do
mixin :whitespace

rule %r/^:#{id}/, Name::Label
rule %r/@#{id}(\.#{id})?/m, Name::Entity
rule %r/%(\\.|.)*?%/, Name::Variable
rule %r/%(\\.|.)+?%/, Name::Variable
rule %r/[~!%^&*()+=|\[\]{}:;,.<>\/?-]/, Punctuation
rule %r/"(\\.|.|\n)*?"/, Str
rule %r/'(\\.|.|\n)*?'/, Str
rule %r/"(\\.|.|\n)*?/, Str, :string
rule %r/'(\\.|.|\n)*?/, Str, :string_s
rule %r(
[0-9]
([.][0-9]*)? # decimal
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