Parsing: accept '+' prefix on numbers

2023-12-22 20:57:53 +02:00 · 2023-12-22 20:57:53 +02:00 · a2024f4111
parent d75191b480
commit a2024f4111
1 changed files with 1 additions and 1 deletions
--- a/src/preserves/pegs.nim
+++ b/src/preserves/pegs.nim
@ -34,7 +34,7 @@ grammar "Preserves":
  Boolean <- "#f" | "#t"

  nat <- '0' | (Digit-'0') * *Digit
-  int <- ?'-' * nat
+  int <- ?('-'|'+') * nat
  frac <- '.' * +Digit
  exp <- 'e' * ?('-'|'+') * +Digit
  flt <- int * ((frac * exp) | frac | exp)