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2012-05-14info: Rename `node-next+prev+top' to `node-next+prev+up'.•••* src/guile/skribilo/engine/info.scm (node-next+prev+top): Rename to... (node-next+prev+up): ... this. Update callers. * tests/engines/info.test (node-next+prev+up): Update accordingly. Ludovic Courtès
2012-05-14info: Fix prev/next pointers.•••* src/guile/skribilo/ast.scm (ast-fold): Explicitly document as depth-first. * src/guile/skribilo/engine/info.scm (info-node): Support PREV and NEXT as false. (node-next+prev+top): Rewrite using `match' and `node-children'. * tests/Makefile.am (TESTS): Add `engines/info.test'. * tests/engines/info.test: New file. Ludovic Courtès