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Make source location info in the XML output optional.

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* src/libexpr/expr-to-xml.cc (nix::showAttrs): Add `location'
  parameter.  Provide location XML attributes when it's true.  Update
  callers.
  (nix::printTermAsXML): Likewise.

* src/libexpr/expr-to-xml.hh (nix::printTermAsXML): Update prototype;
  have `location' default to `false'.

* src/nix-instantiate/nix-instantiate.cc (printResult, processExpr): Add
  `location' parameter; update callers.
  (run): Add support for `--no-location'.

* src/nix-instantiate/help.txt: Update accordingly.

* tests/lang.sh: Invoke `nix-instantiate' with `--no-location' for the
  XML tests.

* tests/lang/eval-okay-toxml.exp, tests/lang/eval-okay-to-xml.nix: New
  files.
This commit is contained in:
Ludovic Courtès 2010-03-31 12:38:31 +00:00
parent 471419d1fa
commit 09381cccff
7 changed files with 29 additions and 19 deletions
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2
src/nix-instantiate/help.txt
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@ -22,6 +22,8 @@ Options:
For --eval-only / --parse-only:
--xml: print an XML representation of the abstract syntax tree
--no-location: don't provide source location information in the
output XML tree
For --eval-only: