highlight-assertions

读取用于 tree-sitter 高亮的单元测试格式 https://tree-sitter.github.io/tree-sitter/syntax-highlighting#unit-testing，以便为 https://github.com/nvim-treesitter/nvim-treesitter 的单元测试提供支持

解析文件格式的功能是从 https://github.com/tree-sitter/tree-sitter/blob/master/cli/src/query_testing.rs#L27-L124 转移的

使用方法

highlight-assertions 0.1.0

Stephan Seitz <stephan.seitz@fau.de>

Reads the unit test format for highlighting of tree-sitter https://tree-sitter.github.io/tree-
sitter/syntax-highlighting#unit-testing to make it available for unit test for
https://github.com/nvim-treesitter/nvim-treesitter. Output will be printed to stdout

USAGE:
    highlight-assertions [OPTIONS] --parser-file <PARSER_FILE> --source-file <SOURCE_FILE>

OPTIONS:
    -c, --comment-node <COMMENT_NODE>
            Name of comment node in the language at hand [default: comment]

    -h, --help
            Print help information

    -p, --parser-file <PARSER_FILE>
            Parser library to load (e.g. cpp.so from nvim-treesitter/parser)

    -s, --source-file <SOURCE_FILE>
            Source file with highlight assertions following https://tree-sitter.github.io/tree-
            sitter/syntax-highlighting#unit-testing

    -V, --version
            Print version information

输出将作为 JSON 打印到标准输出。

构建

由于 https://github.com/rust-lang/rust/issues/86319，此 crate 需要 nightly rust

cargo +nightly install --path .