Remove non-working example. Postman-echo does not return CORS headers. After a quick search I did not find a test echo server which returned CORS headers. (#1002)

I have rolled an example header into the other WASM example

examples/wasm_github_fetch/README.md

@@ -1,6 +1,10 @@
 ## Example usage of Reqwest from WASM
 
-You can build the example locally with:
+Install wasm-pack with
+
+    npm install
+
+Then you can build the example locally with:
 
 
     npm run serve

examples/wasm_github_fetch/src/lib.rs

@@ -36,6 +36,7 @@ pub struct Signature {
 pub async fn run() -> Result<JsValue, JsValue> {
     let res = reqwest::Client::new()
         .get("https://api.github.com/repos/rustwasm/wasm-bindgen/branches/master")
+        .header("Accept", "application/vnd.github.v3+json")
         .send()
         .await?;
 

examples/wasm_header/.gitignore

@@ -1,5 +0,0 @@
-node_modules
-pkg
-target
-Cargo.lock
-*.swp

examples/wasm_header/Cargo.toml

@@ -1,16 +0,0 @@
-[package]
-name = "wasm"
-version = "0.1.0"
-authors = ["John Gallagher <john.willis.gallagher@gmail.com>"]
-edition = "2018"
-
-# Config mostly pulled from: https://github.com/rustwasm/wasm-bindgen/blob/master/examples/fetch/Cargo.toml
-
-[lib]
-crate-type = ["cdylib"]
-
-[dependencies]
-reqwest = {path = "../../"}
-wasm-bindgen-futures = "0.4.1"
-wasm-bindgen = { version = "0.2.51", features = ["serde-serialize"]  }
-

examples/wasm_header/README.md

@@ -1,11 +0,0 @@
-## Example usage of Reqwest from WASM
-
-You can build the example locally with:
-
-
-    npm run serve
-
-and then visiting http://localhost:8080 in a browser should run the example!
-
-
-This example is loosely based off of [this example](https://github.com/rustwasm/wasm-bindgen/blob/master/examples/fetch/src/lib.rs), an example usage of `fetch` from `wasm-bindgen`.

examples/wasm_header/index.js

@@ -1,9 +0,0 @@
-const rust = import('./pkg');
-
-rust
-    .then(m => {
-        return m.run().then((data) => {
-            console.log(data);
-        })
-    })
-    .catch(console.error);

examples/wasm_header/package.json

@@ -1,14 +0,0 @@
-{
-    "scripts": {
-        "build": "webpack",
-        "serve": "webpack-dev-server"
-    },
-    "devDependencies": {
-        "@wasm-tool/wasm-pack-plugin": "1.0.1",
-        "text-encoding": "^0.7.0",
-        "html-webpack-plugin": "^3.2.0",
-        "webpack": "^4.29.4",
-        "webpack-cli": "^3.1.1",
-        "webpack-dev-server": "^3.1.0"
-    }
-}

examples/wasm_header/src/lib.rs

@@ -1,23 +0,0 @@
-use wasm_bindgen::prelude::*;
-
-// NOTE: This test is a clone of https://github.com/rustwasm/wasm-bindgen/blob/master/examples/fetch/src/lib.rs
-// but uses Reqwest instead of the web_sys fetch api directly
-
-/**
-* curl --location --request POST "https://postman-echo.com/post" \
- --data "This is expected to be sent back as part of response body."
-*/
-#[wasm_bindgen]
-pub async fn run() -> Result<JsValue, JsValue> {
-    let res = reqwest::Client::new()
-        .post("https://postman-echo.com/post")
-        .body("This is expected to be sent back as part of response body.")
-        .header("Content-Type", "application/x-www-form-urlencoded")
-        // .header("Access-Control-Allow-Origin", "*")
-        .send()
-        .await?;
-
-    let text = res.text().await?;
-
-    Ok(JsValue::from_str(&text))
-}

examples/wasm_header/webpack.config.js

@@ -1,25 +0,0 @@
-const path = require('path');
-const HtmlWebpackPlugin = require('html-webpack-plugin');
-const webpack = require('webpack');
-const WasmPackPlugin = require("@wasm-tool/wasm-pack-plugin");
-
-module.exports = {
-    entry: './index.js',
-    output: {
-        path: path.resolve(__dirname, 'dist'),
-        filename: 'index.js',
-    },
-    plugins: [
-        new HtmlWebpackPlugin(),
-        new WasmPackPlugin({
-            crateDirectory: path.resolve(__dirname, ".")
-        }),
-        // Have this example work in Edge which doesn't ship `TextEncoder` or
-        // `TextDecoder` at this time.
-        new webpack.ProvidePlugin({
-            TextDecoder: ['text-encoding', 'TextDecoder'],
-            TextEncoder: ['text-encoding', 'TextEncoder']
-        })
-    ],
-    mode: 'development'
-};