82ecd61f5c
Change-Id: I6c6847fac56f0a9a1a2209792e00a3aec5e672b9 Reviewed-on: https://cl.tvl.fyi/c/depot/+/10809 Autosubmit: aspen <root@gws.fyi> Reviewed-by: sterni <sternenseemann@systemli.org> Tested-by: BuildkiteCI Reviewed-by: lukegb <lukegb@tvl.fyi>
75 lines
2.3 KiB
EmacsLisp
75 lines
2.3 KiB
EmacsLisp
;;; -*- lexical-binding: t; -*-
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;;; https://www.emacswiki.org/emacs/StringAtPoint
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(defun ourcomments-string-or-comment-bounds-1 (what)
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(save-restriction
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(widen)
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(let* ((here (point))
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;; Fix-me: when on end-point, how to handle that and which should be last hit point?
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(state (parse-partial-sexp (point-min) (1+ here)))
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(type (if (nth 3 state)
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'string
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(if (nth 4 state)
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'comment)))
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(start (when type (nth 8 state)))
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end)
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(unless start
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(setq state (parse-partial-sexp (point-min) here))
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(setq type (if (nth 3 state)
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'string
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(if (nth 4 state)
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'comment)))
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(setq start (when type (nth 8 state))))
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(unless (or (not what)
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(eq what type))
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(setq start nil))
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(if (not start)
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(progn
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(goto-char here)
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nil)
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(setq state (parse-partial-sexp (1+ start) (point-max)
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nil nil state 'syntax-table))
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(setq end (point))
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(goto-char here)
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(cons start end)))))
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(defun ourcomments-bounds-of-string-at-point ()
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"Return bounds of string at point if any."
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(ourcomments-string-or-comment-bounds-1 'string))
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(put 'string 'bounds-of-thing-at-point 'ourcomments-bounds-of-string-at-point)
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(defun -sanitize-sql-string (str)
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(->> str
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(downcase)
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(s-trim)
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(replace-regexp-in-string
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(rx (or (and string-start (or "\"\"\""
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"\""))
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(and (or "\"\"\""
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"\"")
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string-end)))
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"")
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(s-trim)))
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(defun sql-string-p (str)
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"Returns 't if STR looks like a string literal for a SQL statement"
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(setq str (-sanitize-sql-string str))
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(or (s-starts-with? "select" str)))
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;;; tests
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(require 'ert)
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(ert-deftest sanitize-sql-string-test ()
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(should (string-equal "select * from foo;"
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(-sanitize-sql-string
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"\"\"\"SELECT * FROM foo;\n\n\"\"\""))))
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(ert-deftest test-sql-string-p ()
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(dolist (str '("SELECT * FROM foo;"
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"select * from foo;"))
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(should (sql-string-p str)))
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(dolist (str '("not a QUERY"))
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(should-not (sql-string-p str))))
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