Support a -f option to load from a file, and # comments

This means '#!/usr/local/bin/jq -f' is now a sensible way
to start a file.

Closes #13

1 files changed, 2 insertions, 0 deletions

diff --git a/lexer.l b/lexer.l
index 1921f380..cac08ec7 100644
--- a/lexer.l
+++ b/lexer.l
@@ -31,6 +31,8 @@
 
 %%
 
+"#"[^\r\n]* { /* comments */ }
+
 "==" { return EQ; }
 "as" { return AS; }
 "def" { return DEF; }