emacs: add custom libraries

These libraries are not specific to package configuration, they can be
functions or others than I use in various places.

2 files changed, 33 insertions, 0 deletions

diff --git a/emacs.d/lisp/fcuny-commands.el b/emacs.d/lisp/fcuny-commands.el
new file mode 100644
index 0000000..a286e9f
--- /dev/null
+++ b/emacs.d/lisp/fcuny-commands.el
@@ -0,0 +1,27 @@
+(defun rename-this-buffer-and-file ()
+  "Renames current buffer and file it is visiting."
+  (interactive)
+  (let ((name (buffer-name))
+        (filename (buffer-file-name))
+        (read-file-name-function 'read-file-name-default))
+    (if (not (and filename (file-exists-p filename)))
+        (error "Buffer '%s' is not visiting a file!" name)
+      (let ((new-name (read-file-name "New name: " filename)))
+        (cond ((get-buffer new-name)
+               (error "A buffer named '%s' already exists!" new-name))
+              (t
+               (rename-file filename new-name 1)
+               (rename-buffer new-name)
+               (set-visited-file-name new-name)
+               (set-buffer-modified-p nil)
+               (message "File '%s' successfully renamed to '%s'" name (file-name-nondirectory new-name))))))))
+
+(defun uniquify-region-lines (beg end)
+  "Remove duplicate adjacent lines in region."
+  (interactive "*r")
+  (save-excursion
+    (goto-char beg)
+    (while (re-search-forward "^\\(.*\n\\)\\1+" end t)
+      (replace-match "\\1"))))
+
+(provide 'fcuny-commands)
diff --git a/emacs.d/lisp/fcuny-flycheck-py.el b/emacs.d/lisp/fcuny-flycheck-py.el
new file mode 100644
index 0000000..68a5143
--- /dev/null
+++ b/emacs.d/lisp/fcuny-flycheck-py.el
@@ -0,0 +1,6 @@
+(defun fcuny/check-source-predicate-python-p ()
+  (and (executable-find "check.pex")
+       (buffer-file-name)
+       (string-match "src/source/.*\.py$" (buffer-file-name))))
+
+(provide 'fcuny-flycheck-py)