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- Log ----------------------------------------------------------------- commit d44beaa294d42f20e84b02aa44a8c20ef7769298 Author: Raymond Toy toy.raymond@gmail.com Date: Thu Nov 6 21:04:53 2014 -0800

Generate a loop error if the variable is not a symbol for the string codepoint and glyph iterators.

diff --git a/src/code/loop.lisp b/src/code/loop.lisp index 29b9c23..8e50390 100644 --- a/src/code/loop.lisp +++ b/src/code/loop.lisp @@ -2168,6 +2168,8 @@ collected result will be returned as the value of the LOOP." (cond ((or (cdr prep-phrases) (not (member (caar prep-phrases) '(:in :of)))) (loop-error _N"Too many prepositions!")) ((null prep-phrases) (loop-error _N"Missing OF or IN in ~S iteration path."))) + (unless (symbolp variable) + (loop-error _N"Destructuring is not valid for string codepoint iteration.")) (let ((string-var (loop-gentemp 'loop-codepoint-string-)) (next-fn (loop-gentemp 'loop-codepoint-next-)) (post-steps nil)) @@ -2201,6 +2203,8 @@ collected result will be returned as the value of the LOOP." (cond ((or (cdr prep-phrases) (not (member (caar prep-phrases) '(:in :of)))) (loop-error _N"Too many prepositions!")) ((null prep-phrases) (loop-error _N"Missing OF or IN in ~S iteration path."))) + (unless (symbolp variable) + (loop-error _N"Destructuring is not valid for string glyph iteration.")) (let ((string-var (loop-gentemp 'loop-glyph-string-)) (next-fn (loop-gentemp 'loop-glyph-next-)) (post-steps nil))

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Summary of changes: src/code/loop.lisp | 4 ++++ 1 file changed, 4 insertions(+)

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