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use std::collections::HashMap;
lazy_static! {
pub static ref FILE_TYPES: HashMap<&'static str, &'static str> = map!(
"html" => "html",
"htm" => "html",
"vue" => "html",
"ejs" => "html",
"html.erb" => "html",
"yaml" => "yaml",
"yml" => "yaml",
"rust" => "rust",
"rs" => "rust",
"sql" => "sql",
"ruby" => "ruby",
"rb" => "ruby",
"Gemfile" => "ruby",
"crystal" => "ruby",
"cr" => "ruby",
"elixir" => "elixir",
"ex" => "elixir",
"exs" => "elixir",
"js" => "javascript",
"jsx" => "javascript",
"javascript" => "javascript",
"ts" => "javascript",
"tsx" => "javascript",
"typescript" => "javascript",
"js.erb" => "javascript",
"css" => "css",
"scss" => "css",
"sass" => "css",
"less" => "css",
"json" => "json",
"go" => "go",
"python" => "python",
"py" => "python",
"objective_c" => "objective_c",
"objective-c" => "objective_c",
"m" => "objective_c",
"h" => "objective_c",
"strings" => "strings",
"csharp" => "csharp",
"cs" => "csharp",
"java" => "java",
"scala" => "scala",
"swift" => "swift",
"kotlin" => "kotlin",
"php" => "php",
"dart" => "dart",
"markdown" => "markdown",
"md" => "markdown",
"text" => "text",
"plain" => "text",
"txt" => "text"
);
}
pub fn match_filename(filename_or_ext: &str) -> &str {
let ext = get_file_extension(filename_or_ext);
if !is_support_type(ext.as_str()) {
return "";
}
return FILE_TYPES[ext.as_str()];
}
pub fn is_support_type(filename_or_ext: &str) -> bool {
FILE_TYPES.contains_key(filename_or_ext)
}
#[allow(clippy::comparison_chain)]
pub fn get_file_extension(filename: &str) -> String {
let filename = filename.trim();
if is_support_type(filename) {
return String::from(filename);
}
let filename = filename.split('/').last().unwrap().to_string();
let path_parts: Vec<&str> = filename.split('.').collect();
let mut ext: String = path_parts.last().unwrap().to_string();
let part_len = path_parts.len();
if part_len > 2 {
let double_ext = path_parts[(part_len - 2)..part_len].join(".");
if is_support_type(double_ext.as_str()) {
ext = double_ext
}
} else if part_len < 2 {
ext = filename;
}
ext
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn is_is_support_type() {
assert!(is_support_type("html"));
assert!(is_support_type("htm"));
assert!(is_support_type("html.erb"));
assert!(is_support_type("rust"));
assert!(is_support_type("rs"));
assert!(!is_support_type("foo"));
assert!(!is_support_type("index.html"));
}
#[test]
fn is_get_file_extension() {
assert_eq!("text", get_file_extension("text"));
assert_eq!("txt", get_file_extension("txt"));
assert_eq!("rb", get_file_extension("/foo/bar/dar.rb"));
assert_eq!("rb", get_file_extension("/foo/bar/aaa.dar.rb"));
assert_eq!("html.erb", get_file_extension("/foo/bar/dar.html.erb"));
assert_eq!("html.erb", get_file_extension("html.erb"));
assert_eq!("Gemfile", get_file_extension("Gemfile"));
assert_eq!("js", get_file_extension("/dar.js"));
assert_eq!("dar", get_file_extension("/foo/bar/dar"));
}
}