This is necessary so that programs can take infix syntax queries from
a user and use the sexp query syntax to construct e.g. a refinement of
that query.
---
doc/man7/notmuch-sexp-queries.rst | 7 +++++
lib/parse-sexp.cc | 34 ++++++++++++++++++++++++
test/T081-sexpr-search.sh | 43 +++++++++++++++++++++++++++++++
3 files changed, 84 insertions(+)
diff --git a/doc/man7/notmuch-sexp-queries.rst b/doc/man7/notmuch-sexp-queries.rst
index b6a00c1c..fc8621b8 100644
--- a/doc/man7/notmuch-sexp-queries.rst
+++ b/doc/man7/notmuch-sexp-queries.rst
@@ -144,6 +144,10 @@ MODIFIERS
*Modifiers* refer to any prefixes (first elements of compound queries)
that are neither operators nor fields.
+``(infix`` *atom* ``)``
+ Interpret *atom* as an infix notmuch query (see
+ :any:`notmuch-search-terms(7)`). Not supported inside fields.
+
``(matching`` |q1| |q2| ... |qn| ``)`` ``(of`` |q1| |q2| ... |qn| ``)``
Match all messages have the same values of the current field as
those matching all of |q1| ... |qn|. Supported in most term [#not-path]_ or
@@ -187,6 +191,9 @@ EXAMPLES
``(id 1234@invalid blah@test)``
Matches Message-Id "1234@invalid" *or* Message-Id "blah@test"
+``(and (infix "date:2009-11-18..2009-11-18") (tag unread))``
+ Match messages in the given date range with tag unread.
+
``(starts-with prelim)``
Match any words starting with "prelim".
diff --git a/lib/parse-sexp.cc b/lib/parse-sexp.cc
index 3c99a7e0..61dd8f7d 100644
--- a/lib/parse-sexp.cc
+++ b/lib/parse-sexp.cc
@@ -57,6 +57,8 @@ static _sexp_prefix_t prefixes[] =
SEXP_FLAG_FIELD | SEXP_FLAG_BOOLEAN | SEXP_FLAG_WILDCARD | SEXP_FLAG_REGEX | SEXP_FLAG_EXPAND },
{ "id", Xapian::Query::OP_OR, Xapian::Query::MatchNothing,
SEXP_FLAG_FIELD | SEXP_FLAG_BOOLEAN | SEXP_FLAG_WILDCARD | SEXP_FLAG_REGEX },
+ { "infix", Xapian::Query::OP_INVALID, Xapian::Query::MatchAll,
+ SEXP_FLAG_SINGLE },
{ "is", Xapian::Query::OP_AND, Xapian::Query::MatchAll,
SEXP_FLAG_FIELD | SEXP_FLAG_BOOLEAN | SEXP_FLAG_WILDCARD | SEXP_FLAG_REGEX | SEXP_FLAG_EXPAND },
{ "matching", Xapian::Query::OP_AND, Xapian::Query::MatchAll,
@@ -242,6 +244,34 @@ _sexp_expand_query (notmuch_database_t *notmuch,
return status;
}
+static notmuch_status_t
+_sexp_parse_infix (notmuch_database_t *notmuch, const _sexp_prefix_t *parent,
+ const sexp_t *sx, Xapian::Query &output)
+{
+ if (parent) {
+ _notmuch_database_log (notmuch, "'infix' not supported inside '%s'\n", parent->name);
+ return NOTMUCH_STATUS_BAD_QUERY_SYNTAX;
+ }
+ try {
+ output = notmuch->query_parser->parse_query (sx->val, NOTMUCH_QUERY_PARSER_FLAGS);
+ } catch (const Xapian::QueryParserError &error) {
+ _notmuch_database_log (notmuch, "Syntax error in infix query: %s\n", sx->val);
+ return NOTMUCH_STATUS_BAD_QUERY_SYNTAX;
+ } catch (const Xapian::Error &error) {
+ if (! notmuch->exception_reported) {
+ _notmuch_database_log (notmuch,
+ "A Xapian exception occurred parsing query: %s\n",
+ error.get_msg ().c_str ());
+ _notmuch_database_log_append (notmuch,
+ "Query string was: %s\n",
+ sx->val);
+ notmuch->exception_reported = true;
+ return NOTMUCH_STATUS_XAPIAN_EXCEPTION;
+ }
+ }
+ return NOTMUCH_STATUS_SUCCESS;
+}
+
/* Here we expect the s-expression to be a proper list, with first
* element defining and operation, or as a special case the empty
* list */
@@ -311,6 +341,10 @@ _sexp_to_xapian_query (notmuch_database_t *notmuch, const _sexp_prefix_t *parent
return NOTMUCH_STATUS_BAD_QUERY_SYNTAX;
}
+ if (strcmp (prefix->name, "infix") == 0) {
+ return _sexp_parse_infix (notmuch, parent, sx->list->next, output);
+ }
+
if (prefix->xapian_op == Xapian::Query::OP_WILDCARD)
return _sexp_parse_wildcard (notmuch, parent, sx->list->next->val, output);
diff --git a/test/T081-sexpr-search.sh b/test/T081-sexpr-search.sh
index 2a23996e..145038b5 100755
--- a/test/T081-sexpr-search.sh
+++ b/test/T081-sexpr-search.sh
@@ -693,4 +693,47 @@ id:cf0c4d610911171136h1713aa59w9cf9aa31f052ad0a@mail.gmail.com
EOF
test_expect_equal_file EXPECTED OUTPUT
+test_begin_subtest "infix query"
+notmuch search to:searchbyto | notmuch_search_sanitize > EXPECTED
+notmuch search --query-syntax=sexp '(infix "to:searchbyto")' | notmuch_search_sanitize > OUTPUT
+test_expect_equal_file EXPECTED OUTPUT
+
+test_begin_subtest "bad infix query 1"
+notmuch search --query-syntax=sexp '(infix "from:/unbalanced")' 2>&1| notmuch_search_sanitize > OUTPUT
+cat <<EOF > EXPECTED
+notmuch search: Syntax error in query
+Syntax error in infix query: from:/unbalanced
+EOF
+test_expect_equal_file EXPECTED OUTPUT
+
+test_begin_subtest "bad infix query 2"
+notmuch search --query-syntax=sexp '(infix "thread:{unbalanced")' 2>&1| notmuch_search_sanitize > OUTPUT
+cat <<EOF > EXPECTED
+notmuch search: Syntax error in query
+Syntax error in infix query: thread:{unbalanced
+EOF
+test_expect_equal_file EXPECTED OUTPUT
+
+test_begin_subtest "bad infix query 3: bad nesting"
+notmuch search --query-syntax=sexp '(subject (infix "tag:inbox"))' 2>&1| notmuch_search_sanitize > OUTPUT
+cat <<EOF > EXPECTED
+notmuch search: Syntax error in query
+'infix' not supported inside 'subject'
+EOF
+test_expect_equal_file EXPECTED OUTPUT
+
+test_begin_subtest "infix query that matches no messages"
+notmuch search --query-syntax=sexp '(and (infix "from:keithp") (infix "to:keithp"))' > OUTPUT
+test_expect_equal_file /dev/null OUTPUT
+
+test_begin_subtest "compound infix query"
+notmuch search date:2009-11-18..2009-11-18 and tag:unread > EXPECTED
+notmuch search --query-syntax=sexp '(infix "date:2009-11-18..2009-11-18 and tag:unread")' > OUTPUT
+test_expect_equal_file EXPECTED OUTPUT
+
+test_begin_subtest "compound infix query 2"
+notmuch search date:2009-11-18..2009-11-18 and tag:unread > EXPECTED
+notmuch search --query-syntax=sexp '(and (infix "date:2009-11-18..2009-11-18") (infix "tag:unread"))' > OUTPUT
+test_expect_equal_file EXPECTED OUTPUT
+
test_done
--
2.30.2
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