Sha256: af3dd24a7808b5abf0c4ed4b10bbceb8eef32be980ff085b8a766d8f089af1a4

Contents?: true

Size: 1.76 KB

Versions: 20

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Stored size: 1.76 KB

Contents

/// Generating build depfiles from parsed bindings.
use std::{collections::BTreeSet, path::PathBuf};

#[derive(Clone, Debug)]
pub(crate) struct DepfileSpec {
    pub output_module: String,
    pub depfile_path: PathBuf,
}

impl DepfileSpec {
    pub fn write(&self, deps: &BTreeSet<Box<str>>) -> std::io::Result<()> {
        std::fs::write(&self.depfile_path, self.to_string(deps))
    }

    fn to_string(&self, deps: &BTreeSet<Box<str>>) -> String {
        // Transforms a string by escaping spaces and backslashes.
        let escape = |s: &str| s.replace('\\', "\\\\").replace(' ', "\\ ");

        let mut buf = format!("{}:", escape(&self.output_module));
        for file in deps {
            buf = format!("{} {}", buf, escape(file));
        }
        buf
    }
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn escaping_depfile() {
        let spec = DepfileSpec {
            output_module: "Mod Name".to_owned(),
            depfile_path: PathBuf::new(),
        };

        let deps: BTreeSet<_> = vec![
            r"/absolute/path".into(),
            r"C:\win\absolute\path".into(),
            r"../relative/path".into(),
            r"..\win\relative\path".into(),
            r"../path/with spaces/in/it".into(),
            r"..\win\path\with spaces\in\it".into(),
            r"path\with/mixed\separators".into(),
        ]
        .into_iter()
        .collect();
        assert_eq!(
            spec.to_string(&deps),
            "Mod\\ Name: \
            ../path/with\\ spaces/in/it \
            ../relative/path \
            ..\\\\win\\\\path\\\\with\\ spaces\\\\in\\\\it \
            ..\\\\win\\\\relative\\\\path \
            /absolute/path \
            C:\\\\win\\\\absolute\\\\path \
            path\\\\with/mixed\\\\separators"
        );
    }
}

Version data entries

20 entries across 20 versions & 1 rubygems

Version Path
wasmtime-30.0.2 ./ext/cargo-vendor/bindgen-0.69.5/deps.rs
wasmtime-29.0.0 ./ext/cargo-vendor/bindgen-0.69.5/deps.rs
wasmtime-28.0.0 ./ext/cargo-vendor/bindgen-0.69.5/deps.rs
wasmtime-27.0.0 ./ext/cargo-vendor/bindgen-0.69.5/deps.rs
wasmtime-26.0.0 ./ext/cargo-vendor/bindgen-0.69.5/deps.rs
wasmtime-25.0.2 ./ext/cargo-vendor/bindgen-0.69.4/deps.rs
wasmtime-25.0.1 ./ext/cargo-vendor/bindgen-0.69.4/deps.rs
wasmtime-25.0.0 ./ext/cargo-vendor/bindgen-0.69.4/deps.rs
wasmtime-24.0.0 ./ext/cargo-vendor/bindgen-0.69.4/deps.rs
wasmtime-23.0.2 ./ext/cargo-vendor/bindgen-0.69.1/deps.rs
wasmtime-22.0.0 ./ext/cargo-vendor/bindgen-0.69.1/deps.rs
wasmtime-21.0.1 ./ext/cargo-vendor/bindgen-0.69.1/deps.rs
wasmtime-20.0.2 ./ext/cargo-vendor/bindgen-0.69.1/deps.rs
wasmtime-20.0.0 ./ext/cargo-vendor/bindgen-0.69.1/deps.rs
wasmtime-18.0.3 ./ext/cargo-vendor/bindgen-0.69.1/deps.rs
wasmtime-17.0.1 ./ext/cargo-vendor/bindgen-0.69.1/deps.rs
wasmtime-17.0.0 ./ext/cargo-vendor/bindgen-0.69.1/deps.rs
wasmtime-16.0.0 ./ext/cargo-vendor/bindgen-0.69.1/deps.rs
wasmtime-15.0.1 ./ext/cargo-vendor/bindgen-0.69.1/deps.rs
wasmtime-15.0.0 ./ext/cargo-vendor/bindgen-0.69.1/deps.rs