1 files changed, 114 insertions, 0 deletions
diff --git a/vendor/minifier/src/json/mod.rs b/vendor/minifier/src/json/mod.rs
new file mode 100644
index 000000000..44c8a1c92
--- /dev/null
+++ b/vendor/minifier/src/json/mod.rs
@@ -0,0 +1,114 @@
+// Take a look at the license at the top of the repository in the LICENSE file.
+
+use crate::json::{
+    json_minifier::{keep_element, JsonMinifier},
+    read::json_read::JsonRead,
+    string::JsonMultiFilter,
+};
+use std::fmt;
+use std::io::{self, Read};
+
+mod read {
+    mod byte_to_char;
+    mod internal_buffer;
+    mod internal_reader;
+    pub mod json_read;
+}
+
+mod json_minifier;
+mod string;
+
+type JsonMethod = fn(&mut JsonMinifier, &char, Option<&char>) -> bool;
+
+/// Minifies a given String by JSON minification rules
+///
+/// # Example
+///
+/// ```rust
+/// use minifier::json::minify;
+///
+/// let json = r#"
+///        {
+///            "test": "test",
+///            "test2": 2
+///        }
+///    "#.into();
+/// let json_minified = minify(json);
+/// assert_eq!(&json_minified.to_string(), r#"{"test":"test","test2":2}"#);
+/// ```
+#[inline]
+pub fn minify(json: &str) -> Minified<'_> {
+    Minified(JsonMultiFilter::new(json.chars(), keep_element))
+}
+
+#[derive(Debug)]
+pub struct Minified<'a>(JsonMultiFilter<'a, JsonMethod>);
+
+impl<'a> Minified<'a> {
+    pub fn write<W: io::Write>(self, w: W) -> io::Result<()> {
+        self.0.write(w)
+    }
+}
+
+impl<'a> fmt::Display for Minified<'a> {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        self.0.fmt(f)
+    }
+}
+
+/// Minifies a given Read by JSON minification rules
+///
+/// # Example
+///
+/// ```rust
+/// extern crate minifier;
+/// use std::fs::File;
+/// use std::io::Read;
+/// use minifier::json::minify_from_read;
+///
+/// fn main() {
+///     let mut html_minified = String::new();
+///     let mut file = File::open("tests/files/test.json").expect("file not found");
+///     minify_from_read(file).read_to_string(&mut html_minified);
+/// }
+/// ```
+#[inline]
+pub fn minify_from_read<R: Read>(json: R) -> JsonRead<JsonMethod, R> {
+    JsonRead::new(json, keep_element)
+}
+
+#[test]
+fn removal_from_read() {
+    use std::fs::File;
+
+    let input = File::open("tests/files/test.json").expect("file not found");
+    let expected: String = "{\"test\":\"\\\" test2\",\"test2\":\"\",\"test3\":\" \"}".into();
+    let mut actual = String::new();
+    minify_from_read(input)
+        .read_to_string(&mut actual)
+        .expect("error at read");
+    assert_eq!(actual, expected);
+}
+
+#[test]
+fn removal_of_control_characters() {
+    let input = "\n".into();
+    let expected: String = "".into();
+    let actual = minify(input);
+    assert_eq!(actual.to_string(), expected);
+}
+
+#[test]
+fn removal_of_whitespace_outside_of_tags() {
+    let input = r#"
+            {
+              "test": "\" test2",
+              "test2": "",
+              "test3": " "
+            }
+        "#
+    .into();
+    let expected: String = "{\"test\":\"\\\" test2\",\"test2\":\"\",\"test3\":\" \"}".into();
+    let actual = minify(input);
+    assert_eq!(actual.to_string(), expected);
+}