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fix(zig): add rule for function calls (#1075)
Adds a simple highlighting rule for function calls in Zig's lexer ## Before ![image](https://github.com/user-attachments/assets/bc9f17af-4d10-4746-9290-a614f732a134) ## After ![image](https://github.com/user-attachments/assets/f1ebf0e5-ea82-49a1-8807-fca36945f9d0)
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-20
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-20
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‎lexers/embedded/zig.xml

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@@ -76,6 +76,9 @@
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<rule pattern="(?:_?[0-9])+">
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<token type="LiteralNumberInteger"/>
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</rule>
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<rule pattern="\b[A-Za-z_]\w*(?=\s*\()">
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<token type="NameFunction"/>
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</rule>
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<rule pattern="@[a-zA-Z_]\w*">
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<token type="NameBuiltin"/>
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</rule>

‎lexers/testdata/zig.expected

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@@ -36,7 +36,7 @@
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{"type":"TextWhitespace","value":" "},
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{"type":"Keyword","value":"fn"},
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{"type":"TextWhitespace","value":" "},
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{"type":"Name","value":"once"},
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{"type":"NameFunction","value":"once"},
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{"type":"Punctuation","value":"("},
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{"type":"KeywordReserved","value":"comptime"},
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{"type":"TextWhitespace","value":" "},
@@ -50,7 +50,7 @@
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{"type":"KeywordType","value":"void"},
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{"type":"Punctuation","value":")"},
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{"type":"TextWhitespace","value":" "},
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{"type":"Name","value":"Once"},
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{"type":"NameFunction","value":"Once"},
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{"type":"Punctuation","value":"("},
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{"type":"Name","value":"f"},
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{"type":"Punctuation","value":")"},
@@ -59,7 +59,7 @@
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{"type":"TextWhitespace","value":"\n "},
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{"type":"Keyword","value":"return"},
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{"type":"TextWhitespace","value":" "},
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{"type":"Name","value":"Once"},
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{"type":"NameFunction","value":"Once"},
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{"type":"Punctuation","value":"("},
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{"type":"Name","value":"f"},
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{"type":"Punctuation","value":"){};"},
@@ -71,7 +71,7 @@
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{"type":"TextWhitespace","value":" "},
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{"type":"Keyword","value":"fn"},
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{"type":"TextWhitespace","value":" "},
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{"type":"Name","value":"Once"},
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{"type":"NameFunction","value":"Once"},
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{"type":"Punctuation","value":"("},
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{"type":"KeywordReserved","value":"comptime"},
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{"type":"TextWhitespace","value":" "},
@@ -118,7 +118,7 @@
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{"type":"Punctuation","value":"."},
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{"type":"Name","value":"Mutex"},
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{"type":"Punctuation","value":"."},
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{"type":"Name","value":"init"},
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{"type":"NameFunction","value":"init"},
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{"type":"Punctuation","value":"(),"},
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{"type":"TextWhitespace","value":"\n\n "},
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{"type":"CommentSingle","value":"/// Call the function `f`.\n"},
@@ -133,7 +133,7 @@
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{"type":"TextWhitespace","value":" "},
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{"type":"Keyword","value":"fn"},
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{"type":"TextWhitespace","value":" "},
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{"type":"Name","value":"call"},
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{"type":"NameFunction","value":"call"},
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{"type":"Punctuation","value":"("},
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{"type":"Name","value":"self"},
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{"type":"Operator","value":":"},
@@ -171,14 +171,14 @@
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{"type":"TextWhitespace","value":" "},
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{"type":"Name","value":"self"},
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{"type":"Punctuation","value":"."},
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{"type":"Name","value":"callSlow"},
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{"type":"NameFunction","value":"callSlow"},
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{"type":"Punctuation","value":"();"},
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{"type":"TextWhitespace","value":"\n "},
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{"type":"Punctuation","value":"}"},
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{"type":"TextWhitespace","value":"\n\n "},
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{"type":"Keyword","value":"fn"},
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{"type":"TextWhitespace","value":" "},
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{"type":"Name","value":"callSlow"},
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{"type":"NameFunction","value":"callSlow"},
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{"type":"Punctuation","value":"("},
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{"type":"Name","value":"self"},
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{"type":"Operator","value":":"},
@@ -206,14 +206,14 @@
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{"type":"Punctuation","value":"."},
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{"type":"Name","value":"mutex"},
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{"type":"Punctuation","value":"."},
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{"type":"Name","value":"acquire"},
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{"type":"NameFunction","value":"acquire"},
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{"type":"Punctuation","value":"();"},
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{"type":"TextWhitespace","value":"\n "},
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{"type":"Keyword","value":"defer"},
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{"type":"TextWhitespace","value":" "},
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{"type":"Name","value":"T"},
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{"type":"Punctuation","value":"."},
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{"type":"Name","value":"release"},
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{"type":"NameFunction","value":"release"},
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{"type":"Punctuation","value":"();"},
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{"type":"TextWhitespace","value":"\n\n "},
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{"type":"CommentSingle","value":"// The first thread to acquire the mutex gets to run the initializer\n"},
@@ -229,7 +229,7 @@
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{"type":"TextWhitespace","value":" "},
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{"type":"Punctuation","value":"{"},
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{"type":"TextWhitespace","value":"\n "},
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{"type":"Name","value":"f"},
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{"type":"NameFunction","value":"f"},
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{"type":"Punctuation","value":"();"},
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{"type":"TextWhitespace","value":"\n "},
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{"type":"NameBuiltin","value":"@atomicStore"},
@@ -276,14 +276,14 @@
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{"type":"TextWhitespace","value":" "},
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{"type":"Operator","value":"="},
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{"type":"TextWhitespace","value":" "},
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{"type":"Name","value":"once"},
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{"type":"NameFunction","value":"once"},
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{"type":"Punctuation","value":"("},
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{"type":"Name","value":"incr"},
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{"type":"Punctuation","value":");"},
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{"type":"TextWhitespace","value":"\n\n"},
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{"type":"Keyword","value":"fn"},
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{"type":"TextWhitespace","value":" "},
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{"type":"Name","value":"incr"},
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{"type":"NameFunction","value":"incr"},
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{"type":"Punctuation","value":"()"},
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{"type":"TextWhitespace","value":" "},
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{"type":"KeywordType","value":"void"},
@@ -317,12 +317,12 @@
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{"type":"TextWhitespace","value":"\n "},
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{"type":"Name","value":"global_once"},
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{"type":"Punctuation","value":"."},
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{"type":"Name","value":"call"},
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{"type":"NameFunction","value":"call"},
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{"type":"Punctuation","value":"();"},
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{"type":"TextWhitespace","value":"\n "},
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{"type":"Name","value":"global_once"},
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{"type":"Punctuation","value":"."},
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{"type":"Name","value":"call"},
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{"type":"NameFunction","value":"call"},
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{"type":"Punctuation","value":"();"},
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{"type":"TextWhitespace","value":"\n "},
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{"type":"Punctuation","value":"}"},
@@ -363,7 +363,7 @@
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{"type":"TextWhitespace","value":" "},
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{"type":"Name","value":"handle"},
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{"type":"Punctuation","value":"."},
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{"type":"Name","value":"wait"},
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{"type":"NameFunction","value":"wait"},
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{"type":"Punctuation","value":"();"},
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{"type":"TextWhitespace","value":"\n\n "},
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{"type":"Keyword","value":"for"},
@@ -390,7 +390,7 @@
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{"type":"Punctuation","value":"."},
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{"type":"Name","value":"Thread"},
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{"type":"Punctuation","value":"."},
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{"type":"Name","value":"spawn"},
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{"type":"NameFunction","value":"spawn"},
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{"type":"Punctuation","value":"("},
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{"type":"NameBuiltin","value":"@as"},
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{"type":"Punctuation","value":"("},
@@ -406,7 +406,7 @@
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{"type":"TextWhitespace","value":"\n "},
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{"type":"Keyword","value":"fn"},
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{"type":"TextWhitespace","value":" "},
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{"type":"Name","value":"thread_fn"},
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{"type":"NameFunction","value":"thread_fn"},
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{"type":"Punctuation","value":"("},
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{"type":"Name","value":"x"},
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{"type":"Operator","value":":"},
@@ -420,7 +420,7 @@
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{"type":"TextWhitespace","value":"\n "},
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{"type":"Name","value":"global_once"},
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{"type":"Punctuation","value":"."},
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{"type":"Name","value":"call"},
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{"type":"NameFunction","value":"call"},
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{"type":"Punctuation","value":"();"},
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{"type":"TextWhitespace","value":"\n "},
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{"type":"Punctuation","value":"}"},
@@ -435,7 +435,7 @@
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{"type":"TextWhitespace","value":"\n\n "},
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{"type":"Name","value":"testing"},
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{"type":"Punctuation","value":"."},
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{"type":"Name","value":"expectEqual"},
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{"type":"NameFunction","value":"expectEqual"},
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{"type":"Punctuation","value":"("},
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{"type":"NameBuiltin","value":"@as"},
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{"type":"Punctuation","value":"("},

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