1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
#!/usr/bin/env bash
#
# @license Apache-2.0
#
# Copyright (c) 2017 The Stdlib Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# Prints the sample standard deviation of commits per day.
# Determine root directory:
root="$(git rev-parse --show-toplevel)"
# Define the path to a utility to compute the number of commits per day:
commits_per_day="${root}/tools/git/scripts/commits_per_day"
# Define the path to a utility to compute a sample standard deviation:
stdev="${root}/tools/awk/stdev.awk"
# * `commits_per_day`
# - Compute the number of commits per day.
# * `awk '{}'`
# - Extract the number of commits.
# * `stdev`
# - Compute sample standard deviation.
"${commits_per_day}" | awk '{print $4}' | "${stdev}"
|
