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(fix): make graph--build error on non-string (#580)

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* (fix): make graph--build error on non-string

* Replace let* with let

* Fix wording
This commit is contained in:
Leo Vivier 2020-05-07 20:38:17 +02:00 committed by GitHub
parent 9bc80ff9f7
commit c1bfa99ace
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 8 additions and 9 deletions
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17
org-roam-graph.el
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@ -219,14 +219,13 @@ into a digraph."
(defun org-roam-graph--build (&optional node-query)
"Generate a graph showing the relations between nodes in NODE-QUERY."
(let* ((name org-roam-graph-executable)
(exec (ignore-errors (executable-find name))))
(unless exec
(user-error (concat "Cannot find executable "
(when name
(format "\"%s\" " name))
"to generate the graph. "
"Please adjust `org-roam-graph-executable'")))
(let ((name org-roam-graph-executable))
(unless (stringp name)
(user-error "`org-roam-graph-executable' is not a string"))
(unless (executable-find org-roam-graph-executable)
(user-error (concat "Cannot find executable \"%s\" to generate the graph. "
"Please adjust `org-roam-graph-executable'")
name))
(let* ((node-query (or node-query
`[:select [file titles]
:from titles
@ -234,7 +233,7 @@ into a digraph."
(graph (org-roam-graph--dot node-query))
(temp-dot (make-temp-file "graph." nil ".dot" graph))
(temp-graph (make-temp-file "graph." nil ".svg")))
(call-process exec nil 0 nil temp-dot "-Tsvg" "-o" temp-graph)
(call-process name nil 0 nil temp-dot "-Tsvg" "-o" temp-graph)
temp-graph)))
(defun org-roam-graph--open (file)