2021-01-07 18:04:02 +00:00
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use errors::{bail, Result};
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use minify_html::{with_friendly_error, Cfg};
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pub fn html(html: String) -> Result<String> {
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2021-01-09 09:16:50 +00:00
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let cfg = &Cfg { minify_js: false, minify_css: false };
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2021-01-07 18:04:02 +00:00
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let mut input_bytes = html.as_bytes().to_vec();
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match with_friendly_error(&mut input_bytes, cfg) {
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2021-01-13 02:02:51 +00:00
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Ok(len) => match std::str::from_utf8(&input_bytes[..len]) {
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Ok(result) => Ok(result.to_string()),
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2021-01-07 18:04:02 +00:00
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Err(err) => bail!("Failed to convert bytes to string : {}", err),
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},
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Err(minify_error) => {
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bail!(
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"Failed to truncate html at character {}: {} \n {}",
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minify_error.position,
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minify_error.message,
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minify_error.code_context
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);
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}
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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// https://github.com/getzola/zola/issues/1292
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#[test]
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fn can_minify_html() {
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let input = r#"
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<!doctype html>
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<html>
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<head>
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<meta charset="utf-8">
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</head>
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<body>
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<p>Example blog post</p>
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FOO BAR
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</body>
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</html>
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"#;
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let expected = r#"<!doctype html><html><head><meta charset=utf-8><body><p>Example blog post</p> FOO BAR"#;
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let res = html(input.to_owned()).unwrap();
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assert_eq!(res, expected);
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}
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2021-01-13 02:02:51 +00:00
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// https://github.com/getzola/zola/issues/1304
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#[test]
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fn can_minify_multibyte_characters() {
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let input = r#"
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俺が好きなのはキツネの…ケツねｗ
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ー丁寧なインタネット生活の人より
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"#;
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let expected = r#"俺が好きなのはキツネの…ケツねｗ ー丁寧なインタネット生活の人より"#;
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let res = html(input.to_owned()).unwrap();
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assert_eq!(res, expected);
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}
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2021-02-06 15:41:10 +00:00
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// https://github.com/getzola/zola/issues/1300
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#[test]
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fn can_minify_and_preserve_whitespace_in_pre_elements() {
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let input = r#"
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<!doctype html>
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<html>
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<head>
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<meta charset="utf-8">
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</head>
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<body>
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<pre><code>fn main() {
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println!("Hello, world!");
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<span>loop {
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println!("Hello, world!");
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}</span>
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}
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</code></pre>
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</body>
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</html>
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"#;
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let expected = r#"<!doctype html><html><head><meta charset=utf-8><body><pre><code>fn main() {
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println!("Hello, world!");
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<span>loop {
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println!("Hello, world!");
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}</span>
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}
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</code></pre>"#;
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let res = html(input.to_owned()).unwrap();
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assert_eq!(res, expected);
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}
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2021-01-07 18:04:02 +00:00
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}
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