Name the raw string delimiter group and pin the lint invariants in tests

script/ci-custom.py

@@ -979,7 +979,8 @@ LOG_CALL_START_RE = re.compile(r"ESP_LOG\w+\s*\(")
 # like 1'000'000 cannot open one.
 CPP_COMMENT_RE = r"//[^\n]*|/\*.*?\*/"
 CPP_SKIP_RE = (
-    CPP_COMMENT_RE + r'|R"([^(\s]*)\(.*?\)\1"|"(?:[^"\\]|\\.)*"|\'(?:[^\'\\\n]|\\.)\''
+    CPP_COMMENT_RE
+    + r'|R"(?P<raw_delim>[^(\s]*)\(.*?\)(?P=raw_delim)"|"(?:[^"\\]|\\.)*"|\'(?:[^\'\\\n]|\\.)\''
 )
 LOG_CALL_TOKEN_RE = re.compile(CPP_SKIP_RE + r"|[()]", re.DOTALL)
 # The last alternative matches a ? or : followed (after spaces or comments) by an opening quote,
@@ -1084,6 +1085,7 @@ LOG_LITERAL_LINT_EXCLUDE = [
     "esphome/components/esp32*/*",
     "esphome/components/bk72xx*/*",
     "esphome/components/ln882h*/*",
+    "esphome/components/ln882x*/*",
     "esphome/components/rp2*/*",
     "esphome/components/zephyr*/*",
     "esphome/components/host/*",
@@ -1128,7 +1130,7 @@ def lint_log_no_bare_literal_ternary(
                     (
                         "String literal used as a ternary branch in a log call. On ESP8266 the "
                         "log macro moves the format string to flash, but bare literal arguments "
-                        "stay in RAM. Wrap each branch in "
+                        "stay in RAM. Wrap each branch passed straight to the log call in "
                         f"{highlight('LOG_STR_LITERAL(...)')}:\n"
                         f"  Before: {highlight(literal)}\n"
                         f"  After:  {highlight(f'LOG_STR_LITERAL({literal})')}\n"

tests/script/test_ci_custom.py

@@ -77,13 +77,24 @@ def test_exclusion_list_only_names_components_without_esp8266_tests() -> None:
         if not pattern.startswith("esphome/components/"):
             continue
         prefix = pattern.removeprefix("esphome/components/").split("/")[0]
-        for comp in (root / "esphome" / "components").glob(prefix):
+        comps = list((root / "esphome" / "components").glob(prefix))
+        assert comps, f"{pattern!r} matches no component"
+        for comp in comps:
             test = root / "tests" / "components" / comp.name / "test.esp8266-ard.yaml"
             assert not test.exists(), (
                 f"{comp.name} builds for ESP8266, drop {pattern!r}"
             )
 
 
+def test_unbalanced_calls_are_reported_by_a_check_that_sees_every_file() -> None:
+    # lint_log_no_bare_literal_ternary skips unbalanced calls and relies on this
+    checks = {c["func"].__name__: c for c in ci_custom.LINT_CONTENT_CHECKS}
+    continuation = checks["lint_log_multiline_continuation"]
+    ternary = checks["lint_log_no_bare_literal_ternary"]
+    assert continuation["exclude"] == []
+    assert continuation["include"] == ternary["include"]
+
+
 @pytest.mark.parametrize(
     ("content", "expected"),
     [