Function read_one_definitions_file

src/definitions.rs:224–244

(path: &Path)

use crate::speech::*;
fn read_one_definitions_file(path: &Path) -> Result<()> {
    // read in the file contents   
    let definition_file_contents = read_to_string_shim(path)
            .chain_err(|| format!("trying to read {}", path.to_str().unwrap()))?;

    // callback to do the work of building up the defined vectors/hashmaps (in 'build_values') from YAML
    let defs_build_fn = |variable_def_list: &Yaml| {
        // Rule::DefinitionList
        // debug!("variable_def_list {} is\n{}", yaml_to_type(variable_def_list), yaml_to_string(variable_def_list));
        let vec = crate::speech::as_vec_checked(variable_def_list)
                    .chain_err(||format!("in file {:?}", path.to_str()))?;
        for variable_def in vec {
            build_values(variable_def).chain_err(||format!("in file {:?}", path.to_str()))?;
        }
        return Ok(());
    };

    // Convert the file contents to YAML and call the callback
    return crate::speech::compile_rule(&definition_file_contents, defs_build_fn)
        .chain_err(|| format!("In file '{}'", path.to_str().unwrap()));
}

// Do the work of converting a single YAML def into the vec/hashset
fn build_values(definition: &Yaml) -> Result<()> {