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In the grammar scanner, STRING_FINISH unclosed constructs and return

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them to the parser in order to improve error messages.
* src/scan-gram.l (SC_ESCAPED_STRING, SC_ESCAPED_CHARACTER,
SC_BRACED_CODE, SC_PROLOGUE): Implement.
* tests/input.at (Unclosed constructs): New test case.
* tests/regression.at (Invalid inputs): Update now that unclosed %{ is
seen.

* src/scan-gram.h, src/scan-gram.l (gram_last_braced_code_loc): Remove
unused global.
This commit is contained in:
Joel E. Denny
2006-08-14 20:51:33 +00:00
parent 1f6b3679b2
commit 47aee066cc
5 changed files with 101 additions and 14 deletions
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tests/regression.at
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@@ -398,6 +398,7 @@ input.y:5.1-17: invalid directive: `%a-does-not-exist'
input.y:6.1: invalid character: `%'
input.y:6.2: invalid character: `-'
input.y:7.1-8.0: missing `%}' at end of file
input.y:7.1-8.0: syntax error, unexpected %{...%}
]])
AT_CLEANUP