initial implementation

README.md

@@ -0,0 +1,26 @@
+# printjson library
+
+### build + install
+```
+$ cd xo-printjson
+$ mkdir build
+$ cd build
+$ PREFIX=/usr/local  # or wherever you prefer
+$ cmake -DCMAKE_MODULE_PATH=${PREFIX}/share/cmake -DCMAKE_PREFIX_PATH=${PREFIX} -DCMAKE_INSTALL_PREFIX=${PREFIX} ..
+$ make
+$ make install
+```
+
+### build for unit test coverage
+```
+$ cd xo-printjson
+$ mkdir ccov
+$ cd ccov
+$ cmake -DCMAKE_MODULE_PATH=${PREFIX}/share/cmake  -DCMAKE_PREFIX_PATH=${PREFIX} -DCODE_COVERAGE=ON -DCMAKE_BUILD_TYPE=Debug ..
+```
+
+### LSP support
+```
+$ cd xo-printjson
+$ ln -s build/compile_commands.json  # lsp will look for compile_commands.json in the root of the source tree
+```