Improved R syntax rules
@@ -4,9 +4,29 @@ detect:
filename: "\\.(r|R)$"
rules:
- - statement: "\\b(break|else|for|function|if|in|next|repeat|return|while)\\b"
- - constant: "\\b(TRUE|FALSE|NULL|Inf|NaN|NA|NA_integer_|NA_real_|NA_complex_|NA_character_)\\b"
+
+ - statement: "\\b(library|require|break|else|for|function|if|ifelse|in|next|names|switch|repeat|print|try|tryCatch|isTRUE|return|while)\\b"
+ - constant: "\\b(T|TRUE|F|FALSE|NULL|Inf|NaN|NA|NA_integer_|NA_real_|NA_complex_|NA_character_)\\b"
+ - constant.number: "(\\b[0-9]+\\b|\\b0x[0-9A-Fa-f]+\\b)"
+ - symbol.operator: "([.:;,+*|=!\\%]|<|>|/|-|&|\\^|\\$)"
+
- comment:
start: "#"
end: "$"
- rules: []
+ rules:
+ - todo: "(TODO|XXX|FIXME):?"
+
+ - constant.string:
+ start: "\""
+ end: "\""
+ skip: "\\\\."
+ rules:
+ - constant.specialChar: "\\\\."
+
+ - constant.string:
+ start: "'"
+ end: "'"
+ skip: "\\\\."
+ rules:
+ - constant.specialChar: "\\\\."
+
