evolve: handle case when newnode can be None while continuing evolve
There can be case when `hg evolve --continue` is run, when working directory is
clean and there is nothing to be included in the new commit. Let's make sure we
handle such cases correctly and obsolete the node which is evolved with parent
of wdir as successor. This is same as what rebase does.
#!/bin/bash
set -euo pipefail
# Prepare pandoc filters
if [ -d pandocfilters/.git ]; then
(cd pandocfilters && git remote update && git merge --ff-only)
else
git clone https://github.com/Lothiraldan/pandocfilters.git
fi
pip2 install pandocfilters
pip2 install pygraphviz
pip2 install panflute
pip2 install hg+https://bitbucket.org/octobus/mercurial_docgraph
pip2 install hg-evolve
mkdir -p graphs output
CMD_NOT_FOUND=0
check_command() {
cmd=$1
if ! which "$cmd" >/dev/null 2>&1; then
echo "Error: command '$cmd' not found in \$PATH"
echo "Please install '$cmd'"
CMD_NOT_FOUND=1
else
echo "$cmd command was found"
fi
}
check_command pandoc
check_command aha
if [ "$CMD_NOT_FOUND" -ne "0" ]; then
exit 1
fi
# Prepare directory for repositories generated by the training.t file
mkdir -p base-repos
rm -Rf base-repos/*