Issue open-source-parsers#958: Travis CI should enforce clang-format standards (open-source-parsers#1026)

* Issue open-source-parsers#958: Travis CI should enfore clang-format standards

This patch adds clang format support to the travis bots.

* Update path

* Roll back to version 8 since 9 is in test

* Cleanup clang

* Revert "Delete JSONCPP_DEPRECATED, use [[deprecated]] instead. (open-source-parsers#978)" (open-source-parsers#1029)

This reverts commit b27c83f.

Author: baylesj

.clang-format

@@ -1,47 +1,4 @@
----
-# BasedOnStyle:  LLVM
-AccessModifierOffset: -2
-ConstructorInitializerIndentWidth: 4
-AlignEscapedNewlinesLeft: false
-AlignTrailingComments: true
-AllowAllParametersOfDeclarationOnNextLine: true
-AllowShortIfStatementsOnASingleLine: false
-AllowShortLoopsOnASingleLine: false
-AlwaysBreakTemplateDeclarations: false
-AlwaysBreakBeforeMultilineStrings: false
-BreakBeforeBinaryOperators: false
-BreakBeforeTernaryOperators: true
-BreakConstructorInitializersBeforeComma: false
-BinPackParameters: false
-ColumnLimit:     80
-ConstructorInitializerAllOnOneLineOrOnePerLine: false
-DerivePointerBinding: false
-ExperimentalAutoDetectBinPacking: false
-IndentCaseLabels: false
-MaxEmptyLinesToKeep: 1
-NamespaceIndentation: None
-ObjCSpaceBeforeProtocolList: true
-PenaltyBreakBeforeFirstCallParameter: 19
-PenaltyBreakComment: 60
-PenaltyBreakString: 1000
-PenaltyBreakFirstLessLess: 120
-PenaltyExcessCharacter: 1000000
-PenaltyReturnTypeOnItsOwnLine: 60
-PointerBindsToType: true
-SpacesBeforeTrailingComments: 1
-Cpp11BracedListStyle: true
-Standard:        Cpp11
-IndentWidth:     2
-TabWidth:        8
-UseTab:          Never
-BreakBeforeBraces: Attach
-IndentFunctionDeclarationAfterType: false
-SpacesInParentheses: false
-SpacesInAngles:  false
-SpaceInEmptyParentheses: false
-SpacesInCStyleCastParentheses: false
-SpaceAfterControlStatementKeyword: true
-SpaceBeforeAssignmentOperators: true
-ContinuationIndentWidth: 4
-...
+BasedOnStyle:  LLVM
+DerivePointerAlignment: false
+PointerAlignment: Left
 

.travis.yml

@@ -9,6 +9,7 @@ sudo: false
 addons:
   homebrew:
     packages:
+    - clang-format
     - meson
     - ninja
     update: false # do not update homebrew by default
@@ -17,6 +18,7 @@ addons:
     - ubuntu-toolchain-r-test
     - llvm-toolchain-xenial-8
     packages:
+    - clang-format-8
     - clang-8
     - valgrind
 matrix:
@@ -25,7 +27,7 @@ matrix:
   include:
     - name: Mac clang meson static release testing
       os: osx
-      osx_image: xcode10.2
+      osx_image: xcode11
       compiler: clang
       env:
          CXX="clang++"

.travis_scripts/meson_builder.sh

@@ -63,9 +63,11 @@ meson --version
 ninja --version
 _COMPILER_NAME=`basename ${CXX}`
 _BUILD_DIR_NAME="build-${BUILD_TYPE}_${LIB_TYPE}_${_COMPILER_NAME}"
+
+./.travis_scripts/run-clang-format.sh
 meson --buildtype ${BUILD_TYPE} --default-library ${LIB_TYPE} . "${_BUILD_DIR_NAME}"
 ninja -v -j 2 -C "${_BUILD_DIR_NAME}"
-#ninja -v -j 2 -C "${_BUILD_DIR_NAME}" test
+
 cd "${_BUILD_DIR_NAME}"
   meson test --no-rebuild --print-errorlogs