Build Rust documentation as part of the demo client build process

demo/client/build/rustdoc-webpack-plugin/index.js

@@ -0,0 +1,43 @@
+const {spawn} = require('child_process');
+
+class RustdocPlugin {
+    constructor(options) {
+        this.options = Object.assign({
+            directories: [],
+            onBeforeSetup: Function.prototype,
+            onBeforeAddPartials: Function.prototype,
+            onBeforeCompile: Function.prototype,
+            onBeforeRender: Function.prototype,
+            onBeforeSave: Function.prototype,
+            onDone: Function.prototype
+        }, options);
+    }
+
+    apply(compiler) {
+        compiler.plugin("make", (compilation, done) => {
+            let directoriesLeft = this.options.directories.length;
+            for (const directory of this.options.directories) {
+                console.log("Building documentation for `" + directory + "`...");
+                const cargo = spawn("cargo", ["doc"], {cwd: directory});
+                cargo.stdout.setEncoding('utf8');
+                cargo.stderr.setEncoding('utf8');
+                cargo.stdout.on('data', data => console.log(data));
+                cargo.stderr.on('data', data => console.log(data));
+                cargo.on('close', code => {
+                    if (code !== 0) {
+                        const message = "Failed to build documentation for `" + directory + "`!";
+                        console.error(message);
+                        throw new Error(message);
+                    }
+
+                    console.log("Built documentation for `" + directory + "`.");
+                    directoriesLeft--;
+                    if (directoriesLeft === 0)
+                        done();
+                });
+            }
+        });
+    }
+}
+
+module.exports = RustdocPlugin;

demo/client/build/rustdoc-webpack-plugin/package.json

@@ -0,0 +1,11 @@
+{
+  "name": "rustdoc-webpack-plugin",
+  "version": "0.1.0",
+  "description": "Webpack plugin for building Rust package documentation",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "Patrick Walton",
+  "license": "MIT OR Apache-2.0"
+}

demo/client/package.json

@@ -32,6 +32,7 @@
     "parse-color": "^1.0.0",
     "path-data-polyfill.js": "^1.0.2",
     "popper.js": "^1.12.5",
+    "rustdoc-webpack-plugin": "file:./build/rustdoc-webpack-plugin",
     "ts-loader": "^2.3.7",
     "typescript": "^2.5.2",
     "webpack": "^3.5.6"

demo/client/webpack.config.js

@@ -1,5 +1,6 @@
 const Handlebars = require('handlebars');
 const HandlebarsPlugin = require('handlebars-webpack-plugin');
+const RustdocPlugin = require('rustdoc-webpack-plugin');
 const fs = require('fs');
 
 module.exports = {
@@ -48,6 +49,9 @@ module.exports = {
                     return new Handlebars.SafeString(svg);
                 }
             },
-        })
+        }),
+        new RustdocPlugin({
+            directories: ["../../font-renderer"],
+        }),
     ]
 }