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Add functionality to create parent directories

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This commit introduces an additional option for extended configuration
syntax for linking. It adds the "create" parameter which results in
automatically creating a parent directory if necessary before linking a
file.
This commit is contained in:
Anish Athalye 2014-10-22 14:44:40 -04:00
parent 13c925be87
commit afebc0bb2f
2 changed files with 23 additions and 2 deletions
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9
README.md
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@ -104,14 +104,19 @@ a trailing "/" character.
Link commands support an (optional) extended configuration. In this type of
configuration, instead of specifying source locations directly, targets are
mapped to extended configuration dictionaries. These dictionaries map "path" to
the source path, and specify "force" as true if the file or directory should be
forcibly linked.
the source path, specify "create" as true if the parent directory should be
created if necessary, and specify "force" as true if the file or directory
should be forcibly linked.
##### Example
```json
{
"link": {
"~/.config/terminator": {
"path": "config/terminator/",
"create": true
},
"~/.vimrc": "vimrc",
"~/.vim": "vim/",
"~/.zshrc": {

16
dotbot/executor/linker.py
View file

@ -23,6 +23,9 @@ class Linker(Executor):
# extended config
path = source['path']
force = source.get('force', False)
create = source.get('create', False)
if create:
success &= self._create(destination)
if force:
success &= self._delete(destination)
else:
@ -55,6 +58,19 @@ class Linker(Executor):
path = os.path.expanduser(path)
return os.path.exists(path)
def _create(self, path):
success = True
parent = os.path.abspath(os.path.join(os.path.expanduser(path), os.pardir))
if not self._exists(parent):
try:
os.makedirs(parent)
except OSError:
self._log.warning('Failed to create directory %s' % parent)
success = False
else:
self._log.lowinfo('Creating directory %s' % parent)
return success
def _delete(self, path):
success = True
if self._exists(path) and not self._is_link(path):