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Update with-venv

master
10sr 6 years ago
parent
commit
0b831b60ca
Signed by: 10sr GPG Key ID: 7BEC428194130EB2
1 changed files with 28 additions and 11 deletions
  1. +28
    -11
      emacs.el

+ 28
- 11
emacs.el View File

@@ -2010,11 +2010,30 @@ initializing."
;;;;;;;;;;;;;;;;;;;;;;;
;; with-venv

(defvar-local with-venv-venv-dir
nil
"Venv directory path.

This variable is intended to be explicitly set by user.
When nil, `with-venv' tries to find suitable venv dir.")

(defmacro with-venv-dir (dir &rest body)
"Set python environment to DIR and execute BODY."
`(progn
(message "%S" ,dir)
,@body))
`(let ((--with-venv-process-environment-orig (cl-copy-list process-environment))
(--with-venv-exec-path-orig (cl-copy-list exec-path)))
(unwind-protect
(progn
(setq exec-path
(cons (concat ,dir "/bin")
exec-path))
(setenv "VIRTUAL_ENV" ,dir)
(setenv "PATH" (concat ,dir "/bin:" (or (getenv "PATH") "")))
(setenv "PYTHONHOME")
,@body)
(setq process-environment
--with-venv-process-environment-orig)
(setq exec-path
--with-venv-exec-path-orig))))

(defmacro with-venv (&rest body)
"Execute BODY with venv enabled.
@@ -2023,13 +2042,9 @@ This function tries to find suitable venv dir, or raise error when none found."
`(with-venv-dir
;; If set explicitly use it
,(or with-venv-venv-dir
with-venv-find-venv-dir)
(with-venv-find-venv-dir))
,@body))

(defvar-local with-venv-venv-dir
nil
"Venv directory path.")

(defun with-venv-find-venv-dir (&optional dir)
"Try to find venv dir for DIR or raise error when none found."
(with-temp-buffer
@@ -2065,9 +2080,11 @@ This function tries to find suitable venv dir, or raise error when none found."

(defun with-venv--find-venv-dir-by-name ()
"Try to find venv dir by its name."
(expand-file-name ".venv"
(locate-dominating-file default-directory
".venv")))
(let ((dir (locate-dominating-file default-directory
".venv")))
(when dir
(expand-file-name ".venv"
dir))))


;; (with-venv (:dir default-directory) (message "a"))


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