yosina 0.2.0

Japanese text transliteration library
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136

use std::collections::BTreeMap;
use std::fs;
use std::path::Path;

mod dataset;
mod emitter;
mod loaders;
mod models;
mod parsers;

use dataset::Dataset;
use emitter::*;

fn snake_case(s: &str) -> String {
    let mut result = String::new();
    let mut prev_lowercase = false;

    for ch in s.chars() {
        if ch.is_uppercase() && prev_lowercase {
            result.push('_');
        }
        result.push(ch.to_lowercase().next().unwrap());
        prev_lowercase = ch.is_lowercase();
    }

    result
}

fn main() -> Result<(), anyhow::Error> {
    // Determine the project root
    let manifest_dir = env!("CARGO_MANIFEST_DIR");
    let project_root = Path::new(manifest_dir).parent().unwrap();
    let data_root = project_root.join("data");
    let dest_root = Path::new(manifest_dir).join("src/transliterators");

    println!("Loading dataset from: {:?}", data_root);
    println!("Writing output to: {:?}", dest_root);

    // Define the dataset source definitions
    let mut defs = BTreeMap::new();
    defs.insert("spaces".to_string(), "spaces.json".to_string());
    defs.insert("radicals".to_string(), "radicals.json".to_string());
    defs.insert(
        "mathematical_alphanumerics".to_string(),
        "mathematical-alphanumerics.json".to_string(),
    );
    defs.insert(
        "ideographic_annotations".to_string(),
        "ideographic-annotation-marks.json".to_string(),
    );
    defs.insert("hyphens".to_string(), "hyphens.json".to_string());
    defs.insert(
        "ivs_svs_base".to_string(),
        "ivs-svs-base-mappings.json".to_string(),
    );
    defs.insert(
        "kanji_old_new".to_string(),
        "kanji-old-new-form.json".to_string(),
    );
    defs.insert("combined".to_string(), "combined-chars.json".to_string());
    defs.insert(
        "circled_or_squared".to_string(),
        "circled-or-squared.json".to_string(),
    );
    defs.insert(
        "roman_numerals".to_string(),
        "roman-numerals.json".to_string(),
    );

    // Load the dataset
    let dataset = Dataset::from_data_root(&data_root, &defs)?;

    // Generate and write files

    // Simple transliterators
    let simple_transliterators = vec![
        ("spaces", "Spaces", &dataset.spaces),
        ("radicals", "Radicals", &dataset.radicals),
        (
            "mathematical_alphanumerics",
            "MathematicalAlphanumerics",
            &dataset.mathematical_alphanumerics,
        ),
        (
            "ideographic_annotations",
            "IdeographicAnnotations",
            &dataset.ideographic_annotations,
        ),
        ("kanji_old_new", "KanjiOldNew", &dataset.kanji_old_new),
        ("combined", "Combined", &dataset.combined),
    ];

    for (name, module_name, data) in simple_transliterators {
        let output = render_simple_transliterator(module_name, data)?;
        let filename = format!("{}.rs", snake_case(name));
        let filepath = dest_root.join(&filename);
        println!("Generating: {}", filename);
        fs::write(filepath, output)?;
    }

    // Hyphens transliterator
    {
        let output = render_hyphens_transliterator_data(&dataset.hyphens)?;
        let filepath = dest_root.join("hyphens_data.rs");
        println!("Generating: hyphens_data.rs");
        fs::write(filepath, output)?;
    }

    // IVS/SVS base data
    {
        let output = render_ivs_svs_base_data(&dataset.ivs_svs_base)?;
        let filepath = dest_root.join("ivs_svs_base_data.rs");
        println!("Generating: ivs_svs_base_data.rs");
        fs::write(filepath, output)?;
    }

    // Circled or squared transliterator data
    {
        let output = render_circled_or_squared_data(&dataset.circled_or_squared)?;
        let filepath = dest_root.join("circled_or_squared_data.rs");
        println!("Generating: circled_or_squared_data.rs");
        fs::write(filepath, output)?;
    }

    // Roman numerals transliterator data
    {
        let output = render_roman_numerals_data(&dataset.roman_numerals)?;
        let filepath = dest_root.join("roman_numerals_data.rs");
        println!("Generating: roman_numerals_data.rs");
        fs::write(filepath, output)?;
    }

    println!("Code generation complete!");

    Ok(())
}