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Recognizes function declarations, class definitions, arrow functions, and method definitions. Handles common modifiers like export, async, static, etc.. Signed-off-by: Dhruv Arora --- userdiff.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/userdiff.c b/userdiff.c index fe710a68bf..086e3fa002 100644 --- a/userdiff.c +++ b/userdiff.c @@ -337,6 +337,19 @@ PATTERNS("ruby", "(@|@@|\\$)?[a-zA-Z_][a-zA-Z0-9_]*" "|[-+0-9.e]+|0[xXbB]?[0-9a-fA-F]+|\\?(\\\\C-)?(\\\\M-)?." "|//=?|[-+*/<>%&^|=!]=|<<=?|>>=?|===|\\.{1,3}|::|[!=]~"), +PATTERNS("typescript", + /* Starting with optional whitespace */ + "^[ \t]*" + /* Followed by an optional export and/or async keyword */ + "((export[ \t]+)?(async[ \t]+)?" + /* Followed by either a function or class declaration */ + "((function|class)[ \t]+[a-zA-Z_][a-zA-Z0-9_]*[^{]*)" + /* or */ + "|" + /* a variable declaration with const, let, or var */ + "([ \t]*(const|let|var)[ \t]+[a-zA-Z_][a-zA-Z0-9_]*[ \t]*=))", + /* -- */ + "[a-zA-Z_][a-zA-Z0-9_]*"), PATTERNS("rust", "^[\t ]*((pub(\\([^\\)]+\\))?[\t ]+)?((async|const|unsafe|extern([\t ]+\"[^\"]+\"))[\t ]+)?(struct|enum|union|mod|trait|fn|impl|macro_rules!)[< \t]+[^;]*)$", /* -- */ -- gitgitgadget