efind-text-tools

Introduction

This extension for efind makes it possible to filter text files by their content.

Available functions

text_contains(string: query)

Tests if the text file contains query. Returns the line number of the first occurrence.

$ efind . 'text_contains("foo") or text_contains("bar")'

head_contains(string: query, integer: limit)

Tests if the first limit lines of the text file contain query. Returns the line number of the first occurrence.

$ efind . 'head_contains("baz", 20)'

tail_contains(string: query, integer: limit)

Tests if the last limit lines of the text file contain query. Returns the line number of the first occurrence.

$ efind . 'tail_contains("foobar", 20)'

text_startswith(string: query)

Tests if the text file contains a line starting with query. Returns the line number of the first occurrence.

$ efind . 'text_startswith("foo") or text_contains("bar")'

head_startswith(string: query, integer: limit)

Tests if the first limit lines of text file contain a line starting with query. Returns the line number of the first occurrence.

$ efind . 'head_startswith("baz", 20)'

tail_startswith(string: query, integer: limit)

Tests if the last limit lines of text file contain a line starting with query. Returns the line number of the first occurrence.

$ efind . 'tail_startswith("foobar", 20)'

text_endswith(string: query)

Tests if the text file contains a line ending with query. Returns the line number of the first occurrence.

$ efind . 'text_endswith("foo") or text_contains("bar")'

head_endswith(string: query, integer: limit)

Tests if the first limit lines of text file contain a line ending with query. Returns the line number of the first occurrence.

$ efind . 'head_endswith("baz", 20)'

tail_endswith(string: query, integer: limit)

Tests if the last limit lines of text file contain a line ending with query. Returns the line number of the first occurrence.

$ efind . 'tail_endswith("foobar", 20)'

count_lines()

Returns the number of lines.

$ efind . 'count_lines()>100'

count_match(string: query)

Returns the number of lines containing query.

$ efind . 'count_match("foo")=5'

count_prefix(string: query)

Returns the number of lines starting with query.

$ efind . 'count_prefix("bar")>=17'

count_suffix(string: query)

Returns the number of lines ending with query.

$ efind . 'count_suffix("baz")=100'

Installation

Ensure that GNU Make and GCC (or Clang) is installed on your system. Then run

$ make
$ sudo make install