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author | Sean Whitton <spwhitton@spwhitton.name> | 2021-03-14 09:32:43 -0700 |
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committer | Sean Whitton <spwhitton@spwhitton.name> | 2021-03-15 17:18:39 -0700 |
commit | 84fc11d93b724519c38d0eeaa31ebd02dbb0738a (patch) | |
tree | 05e7d0632816afc4bd0381f10de1d03b20058ce5 /src/propspec.lisp | |
parent | 82cd7394a3d49fdaea52618430096ec3384864a1 (diff) | |
download | consfigurator-84fc11d93b724519c38d0eeaa31ebd02dbb0738a.tar.gz |
MAP-PROPSPEC-PROPAPPS: expand docstring
Signed-off-by: Sean Whitton <spwhitton@spwhitton.name>
Diffstat (limited to 'src/propspec.lisp')
-rw-r--r-- | src/propspec.lisp | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/propspec.lisp b/src/propspec.lisp index e79781b..7072133 100644 --- a/src/propspec.lisp +++ b/src/propspec.lisp @@ -23,8 +23,13 @@ (defun map-propspec-propapps (function propspec &optional env) "Map FUNCTION over each propapp occurring in PROPSPEC after macroexpansion. -FUNCTION designates a pure function from propapps to propapps. PROPSPEC is a -property application specification expression." +FUNCTION designates a (ideally pure) function from propapps to propapps. +PROPSPEC is a property application specification expression. + +Note that a limitation of this particular implementation is that any further +propapps within the cdr of the propapp received by FUNCTION will have had +their cars temporarily replaced by uninterned symbols. But using a property +for its return value in this way would not be sensible." ;; The work of this function cannot be implemented fully portably. See ;; ;; Michael Raskin. 2017. Writing a best-effort portable code walker in |