* [PATCH v2 2/2] lib/sexp: add parameter expansion for regex and wildcard
2022-06-15 12:14 v2 parameter expansion for regex and wildcard sexp queries David Bremner
2022-06-15 12:14 ` [PATCH v2 1/2] test/sexp: add known broken tests for macro param inside rx/wildcard David Bremner
@ 2022-06-15 12:14 ` David Bremner
2022-07-01 11:39 ` v2 parameter expansion for regex and wildcard sexp queries David Bremner
2 siblings, 0 replies; 4+ messages in thread
From: David Bremner @ 2022-06-15 12:14 UTC (permalink / raw)
To: notmuch
Fix the bug reported at [1].
The parameter expansion for regex and wildcard modifiers has to be
done a bit differently, because their arguments are not s-expressions
defining complete Xapian queries.
[1]: id:87o7yxqxy6.fsf@code.pm
---
lib/parse-sexp.cc | 91 +++++++++++++++++++++++++++++++++------
test/T081-sexpr-search.sh | 18 ++++----
2 files changed, 87 insertions(+), 22 deletions(-)
diff --git a/lib/parse-sexp.cc b/lib/parse-sexp.cc
index 08fd7037..ef55812d 100644
--- a/lib/parse-sexp.cc
+++ b/lib/parse-sexp.cc
@@ -187,6 +187,55 @@ _sexp_parse_phrase (std::string term_prefix, const char *phrase, Xapian::Query &
return NOTMUCH_STATUS_SUCCESS;
}
+static notmuch_status_t
+resolve_binding (notmuch_database_t *notmuch, const _sexp_binding_t *env, const char *name,
+ const _sexp_binding_t **out)
+{
+ for (; env; env = env->next) {
+ if (strcmp (name, env->name) == 0) {
+ *out = env;
+ return NOTMUCH_STATUS_SUCCESS;
+ }
+ }
+
+ _notmuch_database_log (notmuch, "undefined parameter '%s'\n", name);
+ return NOTMUCH_STATUS_BAD_QUERY_SYNTAX;
+}
+
+static notmuch_status_t
+_sexp_expand_term (notmuch_database_t *notmuch,
+ const _sexp_prefix_t *prefix,
+ const _sexp_binding_t *env,
+ const sexp_t *sx,
+ const char **out)
+{
+ notmuch_status_t status;
+
+ if (! out)
+ return NOTMUCH_STATUS_NULL_POINTER;
+
+ while (sx->ty == SEXP_VALUE && sx->aty == SEXP_BASIC && sx->val[0] == ',') {
+ const char *name = sx->val + 1;
+ const _sexp_binding_t *binding;
+
+ status = resolve_binding (notmuch, env, name, &binding);
+ if (status)
+ return status;
+
+ sx = binding->sx;
+ env = binding->context;
+ }
+
+ if (sx->ty != SEXP_VALUE) {
+ _notmuch_database_log (notmuch, "'%s' expects single atom as argument\n",
+ prefix->name);
+ return NOTMUCH_STATUS_BAD_QUERY_SYNTAX;
+ }
+
+ *out = sx->val;
+ return NOTMUCH_STATUS_SUCCESS;
+}
+
static notmuch_status_t
_sexp_parse_wildcard (notmuch_database_t *notmuch,
const _sexp_prefix_t *parent,
@@ -227,8 +276,8 @@ _sexp_parse_one_term (notmuch_database_t *notmuch, std::string term_prefix, cons
notmuch_status_t
_sexp_parse_regex (notmuch_database_t *notmuch,
const _sexp_prefix_t *prefix, const _sexp_prefix_t *parent,
- unused(const _sexp_binding_t *env),
- std::string val, Xapian::Query &output)
+ const _sexp_binding_t *env,
+ const sexp_t *term, Xapian::Query &output)
{
if (! parent) {
_notmuch_database_log (notmuch, "illegal '%s' outside field\n",
@@ -243,9 +292,15 @@ _sexp_parse_regex (notmuch_database_t *notmuch,
}
std::string msg; /* ignored */
+ const char *str;
+ notmuch_status_t status;
+
+ status = _sexp_expand_term (notmuch, prefix, env, term, &str);
+ if (status)
+ return status;
return _notmuch_regexp_to_query (notmuch, Xapian::BAD_VALUENO, parent->name,
- val, output, msg);
+ str, output, msg);
}
@@ -444,14 +499,16 @@ _sexp_expand_param (notmuch_database_t *notmuch, const _sexp_prefix_t *parent,
const _sexp_binding_t *env, const char *name,
Xapian::Query &output)
{
- for (; env; env = env->next) {
- if (strcmp (name, env->name) == 0) {
- return _sexp_to_xapian_query (notmuch, parent, env->context, env->sx,
- output);
- }
- }
- _notmuch_database_log (notmuch, "undefined parameter %s\n", name);
- return NOTMUCH_STATUS_BAD_QUERY_SYNTAX;
+ notmuch_status_t status;
+
+ const _sexp_binding_t *binding;
+
+ status = resolve_binding (notmuch, env, name, &binding);
+ if (status)
+ return status;
+
+ return _sexp_to_xapian_query (notmuch, parent, binding->context, binding->sx,
+ output);
}
static notmuch_status_t
@@ -638,11 +695,17 @@ _sexp_to_xapian_query (notmuch_database_t *notmuch, const _sexp_prefix_t *parent
return _notmuch_query_name_to_query (notmuch, sx->list->next->val, output);
}
- if (prefix->xapian_op == Xapian::Query::OP_WILDCARD)
- return _sexp_parse_wildcard (notmuch, parent, env, sx->list->next->val, output);
+ if (prefix->xapian_op == Xapian::Query::OP_WILDCARD) {
+ const char *str;
+ status = _sexp_expand_term (notmuch, prefix, env, sx->list->next, &str);
+ if (status)
+ return status;
+
+ return _sexp_parse_wildcard (notmuch, parent, env, str, output);
+ }
if (prefix->flags & SEXP_FLAG_DO_REGEX) {
- return _sexp_parse_regex (notmuch, prefix, parent, env, sx->list->next->val, output);
+ return _sexp_parse_regex (notmuch, prefix, parent, env, sx->list->next, output);
}
if (prefix->flags & SEXP_FLAG_DO_EXPAND) {
diff --git a/test/T081-sexpr-search.sh b/test/T081-sexpr-search.sh
index d28e5b76..c089e382 100755
--- a/test/T081-sexpr-search.sh
+++ b/test/T081-sexpr-search.sh
@@ -1116,7 +1116,6 @@ EOF
test_expect_equal_file EXPECTED OUTPUT
test_begin_subtest "Saved Search: bad parameter syntax 5"
-test_subtest_known_broken
notmuch config set squery.Bad5 '(macro (thing) (tag (rx ,thing)))'
notmuch search --query=sexp '(Bad5 (1 2))' >OUTPUT 2>&1
cat <<EOF > EXPECTED
@@ -1126,7 +1125,6 @@ EOF
test_expect_equal_file EXPECTED OUTPUT
test_begin_subtest "Saved Search: bad parameter syntax 6"
-test_subtest_known_broken
notmuch config set squery.Bad6 '(macro (thing) (tag (starts-with ,thing)))'
notmuch search --query=sexp '(Bad6 (1 2))' >OUTPUT 2>&1
cat <<EOF > EXPECTED
@@ -1135,6 +1133,14 @@ notmuch search: Syntax error in query
EOF
test_expect_equal_file EXPECTED OUTPUT
+test_begin_subtest "Saved Search: bad parameter syntax 7"
+notmuch search --query=sexp '(subject (rx ,unknown))' >OUTPUT 2>&1
+cat <<EOF > EXPECTED
+notmuch search: Syntax error in query
+undefined parameter 'unknown'
+EOF
+test_expect_equal_file EXPECTED OUTPUT
+
test_begin_subtest "Saved Search: macro without body"
notmuch config set squery.Bad3 '(macro (a b))'
notmuch search --query=sexp '(Bad3)' >OUTPUT 2>&1
@@ -1164,7 +1170,7 @@ notmuch config set squery.Bad6 '(macro (a) (and ,b (subject maildir)))'
notmuch search --query=sexp '(Bad6 foo)' >OUTPUT 2>&1
cat <<EOF > EXPECTED
notmuch search: Syntax error in query
-undefined parameter b
+undefined parameter 'b'
EOF
test_expect_equal_file EXPECTED OUTPUT
@@ -1187,14 +1193,12 @@ notmuch search --query=sexp '(TagSubject2 inbox maildir)' | notmuch_search_sanit
test_expect_equal_file EXPECTED OUTPUT
test_begin_subtest "macro in regex"
-test_subtest_known_broken
notmuch search tag:inbox and date:2009-11-17 | notmuch_search_sanitize > EXPECTED
notmuch config set squery.D '(macro (tagname) (and (date 2009-11-17) (tag (rx ,tagname))))'
notmuch search --query=sexp '(D inbo)' | notmuch_search_sanitize > OUTPUT
test_expect_equal_file_nonempty EXPECTED OUTPUT
test_begin_subtest "macro in wildcard"
-test_subtest_known_broken
notmuch search tag:inbox and date:2009-11-17 | notmuch_search_sanitize > EXPECTED
notmuch config set squery.W '(macro (tagname) (and (date 2009-11-17) (tag (starts-with ,tagname))))'
notmuch search --query=sexp '(W inbo)' | notmuch_search_sanitize > OUTPUT
@@ -1213,12 +1217,11 @@ notmuch config set squery.Outer2 '(macro (x y) (and (tag ,x) (Inner2 ,y)))'
notmuch search --query=sexp '(Outer2 inbox maildir)' > OUTPUT 2>&1
cat <<EOF > EXPECTED
notmuch search: Syntax error in query
-undefined parameter y
+undefined parameter 'y'
EOF
test_expect_equal_file EXPECTED OUTPUT
test_begin_subtest "nested macros (shadowing, regex)"
-test_subtest_known_broken
notmuch search tag:/inbo/ and subject:/Maildi/ | notmuch_search_sanitize > EXPECTED
notmuch config set squery.Inner3 '(macro (x) (subject (rx ,x)))'
notmuch config set squery.Outer3 '(macro (x y) (and (tag (rx ,x)) (Inner3 ,y)))'
@@ -1226,7 +1229,6 @@ notmuch search --query=sexp '(Outer3 inbo Maildi)' | notmuch_search_sanitize > O
test_expect_equal_file_nonempty EXPECTED OUTPUT
test_begin_subtest "nested macros (shadowing, wildcard)"
-test_subtest_known_broken
notmuch search tag:inbox and subject:maildir | notmuch_search_sanitize > EXPECTED
notmuch config set squery.Inner4 '(macro (x) (subject (starts-with ,x)))'
notmuch config set squery.Outer4 '(macro (x y) (and (tag (starts-with ,x)) (Inner4 ,y)))'
--
2.35.2
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