* parser.l (FLO): Adjusted syntax of floating point numbers

to allow leading or trailing decimal.

2 files changed, 6 insertions, 1 deletions

diff --git a/ChangeLog b/ChangeLog
index f3c1822a..582151d3 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2012-03-20  Kaz Kylheku  <kaz@kylheku.com>
+
+	* parser.l (FLO): Adjusted syntax of floating point numbers
+	to allow leading or trailing decimal.
+
 2012-03-19  Kaz Kylheku  <kaz@kylheku.com>
 
 	* stream.c (vformat): num_buf increased to 256 because we
diff --git a/parser.l b/parser.l
index 58276605..d8fd9150 100644
--- a/parser.l
+++ b/parser.l
@@ -150,7 +150,7 @@ static wchar_t num_esc(char *num)
 
 SYM     [a-zA-Z0-9_]+
 NUM     [+\-]?[0-9]+
-FLO     [+\-]?[0-9]+([.][0-9]+)?([eE][+-]?[0-9]+)?
+FLO     [+\-]?([0-9]+[.]?[0-9]*|[0-9]*[.][0-9]+)([eE][+-]?[0-9]+)?
 BSCHR   [a-zA-Z0-9!$%&*+\-<=>?\\^_~]
 BSYM    {BSCHR}({BSCHR}|#)*
 NSCHR   [a-zA-Z0-9!$%&*+\-<=>?\\^_~/]