Refactor commander cli structure

packages/patchlogr-cli/src/commands/canonicalize.ts

@@ -0,0 +1,47 @@
+import { Command } from "commander";
+
+import { preprocessOASDocument } from "@patchlogr/oas";
+import { type OASStageOptions } from "@patchlogr/oas";
+import type { OpenAPI } from "openapi-types";
+import fs from "fs/promises";
+
+export type CanonicalizeOptions = OASStageOptions & {
+    output?: "stdout" | string;
+};
+
+export const canonicalizeCommand = new Command("canonicalize")
+    .argument("<api-docs>", "Path to the OpenAPI specification file")
+    .option("--skipValidation", "Skip validation of the OpenAPI specification")
+    .option(
+        "-o, --output <file>",
+        "Write result to file instead of stdout (default: stdout)",
+        "stdout",
+    )
+    .action(canonicalizeAction);
+
+export async function canonicalizeAction(
+    apiDocs: OpenAPI.Document,
+    options: CanonicalizeOptions,
+) {
+    try {
+        const rawOutput = await preprocessOASDocument(apiDocs, {
+            skipValidation: !!options.skipValidation,
+        });
+        const output = JSON.stringify(rawOutput, null, 2);
+
+        if (options.output === "stdout" || options.output === undefined) {
+            console.log(output);
+        } else {
+            try {
+                await fs.writeFile(options.output, output, "utf-8");
+            } catch (error) {
+                throw new Error(`Failed to write to file ${options.output}:`, {
+                    cause: error,
+                });
+            }
+        }
+    } catch (error) {
+        console.error(error);
+        process.exitCode = 1;
+    }
+}

packages/patchlogr-cli/src/commands/help.ts

@@ -0,0 +1,7 @@
+import { Command } from "commander";
+
+export const helpCommand = new Command("help")
+    .description("Display help information about patchlogr commands")
+    .action((_options, command) => {
+        command.parent?.outputHelp();
+    });

packages/patchlogr-cli/src/createCLI.ts

@@ -0,0 +1,14 @@
+import { Command } from "commander";
+import pkg from "../package.json";
+
+import { helpCommand } from "./commands/help";
+import { canonicalizeCommand } from "./commands/canonicalize";
+
+export function createCLI() {
+    return new Command()
+        .name("patchlogr")
+        .version(pkg.version)
+        .description("PatchlogrCLI : changelogs from openapi specs")
+        .addCommand(helpCommand)
+        .addCommand(canonicalizeCommand);
+}

packages/patchlogr-cli/src/index.ts

@@ -1,4 +1,4 @@
-import { createCLI } from "./cli";
+import { createCLI } from "./createCLI";
 
 const program = createCLI();
 

packages/patchlogr-cli/tsconfig.json

@@ -7,7 +7,9 @@
 
         "declaration": true,
         "declarationMap": true,
-        "emitDeclarationOnly": false
+        "emitDeclarationOnly": false,
+
+        "resolveJsonModule": true
     },
     "include": ["src"]
 }