gcc-parser: move the [...] suffix to the key event ID

... in CLANG_WARNING reports

Author: kdudka

src/gcc-parser.cc

@@ -564,6 +564,7 @@ struct GccPostProcessor::Private {
     void transSuffixGeneric(Defect *pDef, const std::string, const RE &) const;
     void transShellCheckId(Defect *pDef) const;
 
+    const RE reClangWarningEvt  = RE("^(.*) (\\[[A-Za-z.]+\\])$");
     const RE reGccAnalCoreEvt   = RE("^(.*) (\\[-Wanalyzer-[^ \\]]+\\])$");
     const RE reGccAnalCwe       = RE("^(.*) \\[CWE-([0-9]+)\\]$");
     const RE reGccWarningEvt    = RE("^(.*) (\\[-W[^ \\]]+\\])$");
@@ -630,6 +631,7 @@ void GccPostProcessor::Private::transSuffixGeneric(
 void GccPostProcessor::apply(Defect *pDef) const
 {
     d->transGccAnal(pDef);
+    d->transSuffixGeneric(pDef, "CLANG_WARNING",      d->reClangWarningEvt);
     d->transSuffixGeneric(pDef, "COMPILER_WARNING",   d->reGccWarningEvt);
     d->transSuffixGeneric(pDef, "SHELLCHECK_WARNING", d->reShellCheckId);
     d->langDetector.inferLangFromChecker(pDef);

tests/CMakeLists.txt

@@ -181,6 +181,7 @@ test_csgrep(csgrep      "61-json-parser-cov-v7-lang"  )
 test_csgrep(csgrep      "62-csparser-checker-lang"    )
 test_csgrep(csgrep      "63-gcc-parser-checker-lang"  )
 test_csgrep(csgrep      "64-json-parser-unknown-node" )
+test_csgrep(csgrep      "65-gcc-parser-clang-warn-suff")
 test_csparser(csparser-5.8                          00)
 test_csparser(csparser-5.8                          01)
 test_csparser(csparser-5.8                          02)

tests/csgrep/65-gcc-parser-clang-warn-suff-args.txt

@@ -0,0 +1 @@
+--mode=json --checker CLANG --quiet