xo-tokenizer2/README.md

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# python bindings for c++ printjson library (xo-printjson)
## Getting Started
### build + install dependencies
- [github/Rconybea/xo-pyutil](https://github.com/Rconybea/xo-pyutil)
- [github/Rconybea/xo-printjson](https://github.com/Rconybea/xo-printjson)
### build + install
```
$ cd xo-pyprintjson
$ mkdir build
$ cd build
$ INSTALL_PREFIX=/usr/local # or wherever you prefer, e.g. ~/local
$ cmake \
-DCMAKE_MODULE_PATH=${INSTALL_PREFIX}/share/cmake \
-DCMAKE_PREFIX_PATH=${INSTALL_PREFIX} \
-DCMAKE_INSTALL_PREFIX=${INSTALL_PREFIX} ..
$ make
$ make install
```
(also see .github/workflows/main.yml)
## Development
### build for unit test coverage
```
$ cd xo-pyprintjson
$ mkdir build-ccov
$ cd build-ccov
$ cmake \
-DCMAKE_MODULE_PATH=${INSTALL_PREFIX}/share/cmake \
-DCMAKE_PREFIX_PATH=${INSTALL_PREFIX} \
-DCODE_COVERAGE=ON \
-DCMAKE_BUILD_TYPE=Debug ..
```
### LSP (language server) support
LSP looks for compile commands in the root of the source tree;
while Cmake creates them in the root of its build directory.
```
$ cd xo-pyprintjson
$ ln -s build/compile_commands.json # supply compile commands to LSP
```
### display cmake variables
- `-L` list variables
- `-A` include 'advanced' variables
- `-H` include help text
```
$ cd xo-pyprintjson/build
$ cmake -LAH
```