| #!/bin/bash -e | |
| # | |
| # Copyright 2017-present The Material Motion and Material Components for | |
| # iOS Authors. All Rights Reserved. | |
| # | |
| # 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. | |
| HELPFILE="$1" | |
| if [ ! -f "$HELPFILE" ]; then | |
| echo "No help for $parentcmd $1 found." | |
| exit 1 | |
| fi | |
| if [ -t 1 ] ; then # We're writing directly to terminal | |
| readonly B=$(tput bold) | |
| readonly U=$(tput smul) | |
| readonly N=$(tput sgr0) | |
| else # We're in a pipe | |
| readonly B="" | |
| readonly U="" | |
| readonly N="" | |
| fi | |
| echo | |
| # Underline content between <> marks | |
| sed -e "s:\(<\([a-zA-Z0-9 /]*\)>\):${N}${U}\2${N}:g" "$HELPFILE" | \ | |
| # Bold content between `` marks | |
| perl -pe "s:(\`(.+?)\`):${B}\2${N}:g" | \ | |
| # Indent code blocks by two | |
| sed -e "s/^ / /" | \ | |
| # Bold markdown headers | |
| perl -pe "s/^#+ (.+)/${B}\1${N}/g" | \ | |
| # Strip "Usage:" | |
| sed -e "s/^Usage: //" | \ | |
| # Indent all paragraphs | |
| perl -pe "s:^(\S.+): \1:g" | |
| echo |