Merged esm branch into feature-magic. Ported FileType ops.

src/core/config/scripts/generateConfig.mjs

@@ -0,0 +1,148 @@
+/**
+ * This script automatically generates OperationConfig.json, containing metadata
+ * for each operation in the src/core/operations directory.
+ * It also generates modules in the src/core/config/modules directory to separate
+ * out operations into logical collections.
+ *
+ * @author n1474335 [n1474335@gmail.com]
+ * @copyright Crown Copyright 2018
+ * @license Apache-2.0
+ */
+
+/*eslint no-console: ["off"] */
+
+import path from "path";
+import fs  from "fs";
+import process from "process";
+import * as Ops from "../../operations/index";
+
+const dir = path.join(process.cwd() + "/src/core/config/");
+if (!fs.existsSync(dir)) {
+    console.log("\nCWD: " + process.cwd());
+    console.log("Error: generateConfig.mjs should be run from the project root");
+    console.log("Example> node --experimental-modules src/core/config/scripts/generateConfig.mjs");
+    process.exit(1);
+}
+
+
+const operationConfig = {},
+    modules = {};
+
+/**
+ * Generate operation config and module lists.
+ */
+for (const opObj in Ops) {
+    const op = new Ops[opObj]();
+
+    operationConfig[op.name] = {
+        module: op.module,
+        description: op.description,
+        inputType: op.inputType,
+        outputType: op.presentType,
+        flowControl: op.flowControl,
+        args: op.args
+    };
+
+    if (op.hasOwnProperty("patterns")) {
+        operationConfig[op.name].patterns = op.patterns;
+    }
+
+    if (!modules.hasOwnProperty(op.module))
+        modules[op.module] = {};
+    modules[op.module][op.name] = opObj;
+}
+
+
+/**
+ * Write OperationConfig.
+ */
+fs.writeFileSync(
+    path.join(dir, "OperationConfig.json"),
+    JSON.stringify(operationConfig, null, 4)
+);
+console.log("Written OperationConfig.json");
+
+
+/**
+ * Write modules.
+ */
+if (!fs.existsSync(path.join(dir, "modules/"))) {
+    fs.mkdirSync(path.join(dir, "modules/"));
+}
+
+for (const module in modules) {
+    let code = `/**
+* THIS FILE IS AUTOMATICALLY GENERATED BY src/core/config/scripts/generateConfig.mjs
+*
+* @author n1474335 [n1474335@gmail.com]
+* @copyright Crown Copyright ${new Date().getUTCFullYear()}
+* @license Apache-2.0
+*/
+`;
+
+    for (const opName in modules[module]) {
+        const objName = modules[module][opName];
+        code += `import ${objName} from "../../operations/${objName}";\n`;
+    }
+
+    code += `
+const OpModules = typeof self === "undefined" ? {} : self.OpModules || {};
+
+OpModules.${module} = {
+`;
+    for (const opName in modules[module]) {
+        const objName = modules[module][opName];
+        code += `    "${opName}": ${objName},\n`;
+    }
+
+    code += `};
+
+export default OpModules;
+`;
+    fs.writeFileSync(
+        path.join(dir, `modules/${module}.mjs`),
+        code
+    );
+    console.log(`Written ${module} module`);
+}
+
+
+/**
+ * Write OpModules wrapper.
+ */
+let opModulesCode = `/**
+* THIS FILE IS AUTOMATICALLY GENERATED BY src/core/config/scripts/generateConfig.mjs
+*
+* Imports all modules for builds which do not load modules separately.
+*
+* @author n1474335 [n1474335@gmail.com]
+* @copyright Crown Copyright ${new Date().getUTCFullYear()}
+* @license Apache-2.0
+*/
+`;
+
+for (const module in modules) {
+    opModulesCode += `import ${module}Module from "./${module}";\n`;
+}
+
+opModulesCode += `
+const OpModules = {};
+
+Object.assign(
+    OpModules,
+`;
+
+for (const module in modules) {
+    opModulesCode += `    ${module}Module,\n`;
+}
+
+opModulesCode += `);
+
+export default OpModules;
+`;
+
+fs.writeFileSync(
+    path.join(dir, "modules/OpModules.mjs"),
+    opModulesCode
+);
+console.log("Written OpModules.mjs");