heavi

heavi is a CLI utility to make text filtering up until a point easier. It is named after the Heaviside step function.

Use cases

• print a file starting at a matched line
• print a file until a matched line
• print a file starting at a match
• print a file until a match

Examples

$ seq 5 | heavi 3
4
5

$ seq 5 | heavi -v 3
1
2

Flags

Flag	Description
-v	Invert the Heaviside function; Output the file up until the match
-b	Byte mode; Byte processing instead of line processing
-i	Inclusive; Output the match in addition to other output