Modernise C++ linter using new @cpplint/cli tooling

src/CPPLINT.cfg

@@ -0,0 +1,10 @@
+set noparent
+
+linelength=120
+
+filter=-build/include
+filter=+build/include_alpha
+filter=+build/include_subdir
+filter=+build/include_what_you_use
+
+filter=-whitespace/indent_namespace

src/common.cc

@@ -1,18 +1,20 @@
 // Copyright 2013 Lovell Fuller and others.
 // SPDX-License-Identifier: Apache-2.0
 
+#include <algorithm>
 #include <cstdlib>
-#include <string>
-#include <string.h>
-#include <vector>
-#include <queue>
 #include <map>
-#include <mutex>  // NOLINT(build/c++11)
+#include <mutex>
+#include <queue>
+#include <string>
+#include <tuple>
+#include <utility>
+#include <vector>
 
 #include <napi.h>
 #include <vips/vips8>
 
-#include "common.h"
+#include "./common.h"
 
 using vips::VImage;
 

src/common.h

@@ -4,10 +4,11 @@
 #ifndef SRC_COMMON_H_
 #define SRC_COMMON_H_
 
+#include <atomic>
 #include <string>
 #include <tuple>
+#include <utility>
 #include <vector>
-#include <atomic>
 
 #include <napi.h>
 #include <vips/vips8>
@@ -30,7 +31,7 @@ using vips::VImage;
 
 namespace sharp {
 
-  struct InputDescriptor {  // NOLINT(runtime/indentation_namespace)
+  struct InputDescriptor {
     std::string name;
     std::string file;
     bool autoOrient;

src/metadata.cc

@@ -1,15 +1,17 @@
 // Copyright 2013 Lovell Fuller and others.
 // SPDX-License-Identifier: Apache-2.0
 
-#include <numeric>
-#include <vector>
 #include <cmath>
+#include <numeric>
+#include <string>
+#include <utility>
+#include <vector>
 
 #include <napi.h>
 #include <vips/vips8>
 
-#include "common.h"
-#include "metadata.h"
+#include "./common.h"
+#include "./metadata.h"
 
 static void* readPNGComment(VipsImage *image, const char *field, GValue *value, void *p);
 

src/metadata.h

@@ -5,6 +5,7 @@
 #define SRC_METADATA_H_
 
 #include <string>
+#include <vector>
 #include <napi.h>
 
 #include "./common.h"

src/operations.cc

@@ -8,8 +8,8 @@
 #include <vector>
 #include <vips/vips8>
 
-#include "common.h"
-#include "operations.h"
+#include "./common.h"
+#include "./operations.h"
 
 using vips::VImage;
 using vips::VError;

src/operations.h

@@ -8,6 +8,7 @@
 #include <functional>
 #include <memory>
 #include <tuple>
+#include <vector>
 #include <vips/vips8>
 
 using vips::VImage;

src/pipeline.cc

@@ -3,7 +3,7 @@
 
 #include <algorithm>
 #include <cmath>
-#include <filesystem>
+#include <filesystem>  // NOLINT(build/c++17)
 #include <map>
 #include <memory>
 #include <numeric>
@@ -17,9 +17,9 @@
 #include <vips/vips8>
 #include <napi.h>
 
-#include "common.h"
-#include "operations.h"
-#include "pipeline.h"
+#include "./common.h"
+#include "./operations.h"
+#include "./pipeline.h"
 
 class PipelineWorker : public Napi::AsyncWorker {
  public:

src/pipeline.h

@@ -6,8 +6,8 @@
 
 #include <memory>
 #include <string>
-#include <vector>
 #include <unordered_map>
+#include <vector>
 
 #include <napi.h>
 #include <vips/vips8>

src/sharp.cc

@@ -1,16 +1,16 @@
 // Copyright 2013 Lovell Fuller and others.
 // SPDX-License-Identifier: Apache-2.0
 
-#include <mutex>  // NOLINT(build/c++11)
+#include <mutex>
 
 #include <napi.h>
 #include <vips/vips8>
 
-#include "common.h"
-#include "metadata.h"
-#include "pipeline.h"
-#include "utilities.h"
-#include "stats.h"
+#include "./common.h"
+#include "./metadata.h"
+#include "./pipeline.h"
+#include "./stats.h"
+#include "./utilities.h"
 
 Napi::Object init(Napi::Env env, Napi::Object exports) {
   static std::once_flag sharp_vips_init_once;

src/stats.cc

@@ -1,15 +1,16 @@
 // Copyright 2013 Lovell Fuller and others.
 // SPDX-License-Identifier: Apache-2.0
 
-#include <numeric>
-#include <vector>
 #include <iostream>
+#include <numeric>
+#include <string>
+#include <vector>
 
 #include <napi.h>
 #include <vips/vips8>
 
-#include "common.h"
-#include "stats.h"
+#include "./common.h"
+#include "./stats.h"
 
 class StatsWorker : public Napi::AsyncWorker {
  public:

src/stats.h

@@ -5,6 +5,7 @@
 #define SRC_STATS_H_
 
 #include <string>
+#include <vector>
 #include <napi.h>
 
 #include "./common.h"
@@ -24,7 +25,7 @@ struct ChannelStats {
 
   ChannelStats(int minVal, int maxVal, double sumVal, double squaresSumVal,
     double meanVal, double stdevVal, int minXVal, int minYVal, int maxXVal, int maxYVal):
-    min(minVal), max(maxVal), sum(sumVal), squaresSum(squaresSumVal),
+    min(minVal), max(maxVal), sum(sumVal), squaresSum(squaresSumVal),  // NOLINT(build/include_what_you_use)
     mean(meanVal), stdev(stdevVal), minX(minXVal), minY(minYVal), maxX(maxXVal), maxY(maxYVal) {}
 };
 

src/utilities.cc

@@ -2,16 +2,16 @@
 // SPDX-License-Identifier: Apache-2.0
 
 #include <cmath>
-#include <string>
 #include <cstdio>
+#include <string>
 
 #include <napi.h>
 #include <vips/vips8>
 #include <vips/vector.h>
 
-#include "common.h"
-#include "operations.h"
-#include "utilities.h"
+#include "./common.h"
+#include "./operations.h"
+#include "./utilities.h"
 
 /*
   Get and set cache limits