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| -rw-r--r-- | doc/manual.rst | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/doc/manual.rst b/doc/manual.rst index da4517681..5116b3bda 100644 --- a/doc/manual.rst +++ b/doc/manual.rst @@ -249,8 +249,11 @@ Identifiers & Keywords ---------------------- Identifiers in Nim can be any string of letters, digits -and underscores, beginning with a letter. Two immediate following -underscores ``__`` are not allowed:: +and underscores, with the following restrictions: + +* begins with a letter +* does not end with an underscore ``_`` +* two immediate following underscores ``__`` are not allowed:: letter ::= 'A'..'Z' | 'a'..'z' | '\x80'..'\xff' digit ::= '0'..'9' |