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Merge pull request #739 from Hywan/string-replace-regexp

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feat(js-sys) Implement `String.replace(&str, …)`
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Alex Crichton 2018-08-20 07:55:05 -07:00 committed by GitHub
commit a4bf239eff
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2 changed files with 21 additions and 4 deletions
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11
crates/js-sys/src/lib.rs
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@ -3082,11 +3082,18 @@ extern "C" {
///
/// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/replace
#[wasm_bindgen(method, js_class = "String")]
pub fn replace(this: &JsString, pattern: &RegExp, replacement: &str) -> JsString;
pub fn replace(this: &JsString, pattern: &str, replacement: &str) -> JsString;
/// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/replace
#[wasm_bindgen(method, js_class = "String", js_name = replace)]
pub fn replace_function(this: &JsString, pattern: &RegExp, replacement: &Function) -> JsString;
pub fn replace_with_function(this: &JsString, pattern: &str, replacement: &Function) -> JsString;
#[wasm_bindgen(method, js_class = "String", js_name = replace)]
pub fn replace_by_pattern(this: &JsString, pattern: &RegExp, replacement: &str) -> JsString;
/// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/replace
#[wasm_bindgen(method, js_class = "String", js_name = replace)]
pub fn replace_by_pattern_with_function(this: &JsString, pattern: &RegExp, replacement: &Function) -> JsString;
/// The search() method executes a search for a match between
/// a regular expression and this String object.

14
crates/js-sys/tests/wasm/JsString.rs
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@ -287,15 +287,25 @@ fn repeat() {
#[wasm_bindgen_test]
fn replace() {
let js = JsString::from("The quick brown fox jumped over the lazy dog. If the dog reacted, was it really lazy?");
let result = js.replace("dog", "ferret");
assert_eq!(result, "The quick brown fox jumped over the lazy ferret. If the dog reacted, was it really lazy?");
let js = JsString::from("borderTop");
let result = js.replace_with_function("T", &get_replacer_function());
assert_eq!(result, "border-top");
let js = JsString::from("The quick brown fox jumped over the lazy dog. If the dog reacted, was it really lazy?");
let re = RegExp::new("dog", "g");
let result = js.replace(&re, "ferret");
let result = js.replace_by_pattern(&re, "ferret");
assert_eq!(result, "The quick brown fox jumped over the lazy ferret. If the ferret reacted, was it really lazy?");
let js = JsString::from("borderTop");
let re = RegExp::new("[A-Z]", "g");
let result = js.replace_function(&re, &get_replacer_function());
let result = js.replace_by_pattern_with_function(&re, &get_replacer_function());
assert_eq!(result, "border-top");
}