Add support for CSV and TSV input formats in table command

package-lock.json

@@ -1,12 +1,12 @@
 {
     "name": "@slawek/sk-az-tools",
-    "version": "0.3.1",
+    "version": "0.3.2",
     "lockfileVersion": 3,
     "requires": true,
     "packages": {
         "": {
             "name": "@slawek/sk-az-tools",
-            "version": "0.3.1",
+            "version": "0.3.2",
             "license": "MIT",
             "dependencies": {
                 "@azure/identity": "^4.13.0",
@@ -14,6 +14,7 @@
                 "@azure/msal-node-extensions": "^1.2.0",
                 "@microsoft/microsoft-graph-client": "^3.0.7",
                 "azure-devops-node-api": "^15.1.2",
+                "d3-dsv": "^3.0.1",
                 "jmespath": "^0.16.0",
                 "minimatch": "^10.1.2",
                 "open": "^10.1.0"
@@ -22,6 +23,7 @@
                 "sk-az-tools": "dist/cli.js"
             },
             "devDependencies": {
+                "@types/d3-dsv": "^3.0.7",
                 "@types/jmespath": "^0.15.2",
                 "@types/node": "^24.0.0",
                 "typescript": "^5.8.2"
@@ -269,6 +271,13 @@
                 }
             }
         },
+        "node_modules/@types/d3-dsv": {
+            "version": "3.0.7",
+            "resolved": "https://registry.npmjs.org/@types/d3-dsv/-/d3-dsv-3.0.7.tgz",
+            "integrity": "sha512-n6QBF9/+XASqcKK6waudgL0pf/S5XHPPI8APyMLLUHd8NqouBGLsU8MgtO7NINGtPBtk9Kko/W4ea0oAspwh9g==",
+            "dev": true,
+            "license": "MIT"
+        },
         "node_modules/@types/jmespath": {
             "version": "0.15.2",
             "resolved": "https://registry.npmjs.org/@types/jmespath/-/jmespath-0.15.2.tgz",
@@ -454,6 +463,40 @@
             "integrity": "sha512-jJ0bqzaylmJtVnNgzTeSOs8DPavpbYgEr/b0YL8/2GO3xJEhInFmhKMUnEJQjZumK7KXGFhUy89PrsJWlakBVg==",
             "license": "ISC"
         },
+        "node_modules/commander": {
+            "version": "7.2.0",
+            "resolved": "https://registry.npmjs.org/commander/-/commander-7.2.0.tgz",
+            "integrity": "sha512-QrWXB+ZQSVPmIWIhtEO9H+gwHaMGYiF5ChvoJ+K9ZGHG/sVsa6yiesAD1GC/x46sET00Xlwo1u49RVVVzvcSkw==",
+            "license": "MIT",
+            "engines": {
+                "node": ">= 10"
+            }
+        },
+        "node_modules/d3-dsv": {
+            "version": "3.0.1",
+            "resolved": "https://registry.npmjs.org/d3-dsv/-/d3-dsv-3.0.1.tgz",
+            "integrity": "sha512-UG6OvdI5afDIFP9w4G0mNq50dSOsXHJaRE8arAS5o9ApWnIElp8GZw1Dun8vP8OyHOZ/QJUKUJwxiiCCnUwm+Q==",
+            "license": "ISC",
+            "dependencies": {
+                "commander": "7",
+                "iconv-lite": "0.6",
+                "rw": "1"
+            },
+            "bin": {
+                "csv2json": "bin/dsv2json.js",
+                "csv2tsv": "bin/dsv2dsv.js",
+                "dsv2dsv": "bin/dsv2dsv.js",
+                "dsv2json": "bin/dsv2json.js",
+                "json2csv": "bin/json2dsv.js",
+                "json2dsv": "bin/json2dsv.js",
+                "json2tsv": "bin/json2dsv.js",
+                "tsv2csv": "bin/dsv2dsv.js",
+                "tsv2json": "bin/dsv2json.js"
+            },
+            "engines": {
+                "node": ">=12"
+            }
+        },
         "node_modules/debug": {
             "version": "4.4.3",
             "resolved": "https://registry.npmjs.org/debug/-/debug-4.4.3.tgz",
@@ -745,6 +788,18 @@
                 "node": ">= 14"
             }
         },
+        "node_modules/iconv-lite": {
+            "version": "0.6.3",
+            "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.6.3.tgz",
+            "integrity": "sha512-4fCk79wshMdzMp2rH06qWrJE4iolqLhCUH+OiuIgU++RB0+94NlDL81atO7GX55uUKueo0txHNtvEyI6D7WdMw==",
+            "license": "MIT",
+            "dependencies": {
+                "safer-buffer": ">= 2.1.2 < 3.0.0"
+            },
+            "engines": {
+                "node": ">=0.10.0"
+            }
+        },
         "node_modules/ieee754": {
             "version": "1.2.1",
             "resolved": "https://registry.npmjs.org/ieee754/-/ieee754-1.2.1.tgz",
@@ -1155,6 +1210,12 @@
                 "url": "https://github.com/sponsors/sindresorhus"
             }
         },
+        "node_modules/rw": {
+            "version": "1.3.3",
+            "resolved": "https://registry.npmjs.org/rw/-/rw-1.3.3.tgz",
+            "integrity": "sha512-PdhdWy89SiZogBLaw42zdeqtRJ//zFd2PgQavcICDUgJT5oW10QCRKbJ6bg4r0/UY2M6BWd5tkxuGFRvCkgfHQ==",
+            "license": "BSD-3-Clause"
+        },
         "node_modules/safe-buffer": {
             "version": "5.2.1",
             "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
@@ -1175,6 +1236,12 @@
             ],
             "license": "MIT"
         },
+        "node_modules/safer-buffer": {
+            "version": "2.1.2",
+            "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
+            "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==",
+            "license": "MIT"
+        },
         "node_modules/semver": {
             "version": "7.7.4",
             "resolved": "https://registry.npmjs.org/semver/-/semver-7.7.4.tgz",

package.json

@@ -1,6 +1,6 @@
 {
     "name": "@slawek/sk-az-tools",
-    "version": "0.3.1",
+    "version": "0.3.2",
     "type": "module",
     "files": [
         "dist",
@@ -24,11 +24,13 @@
         "@azure/msal-node-extensions": "^1.2.0",
         "@microsoft/microsoft-graph-client": "^3.0.7",
         "azure-devops-node-api": "^15.1.2",
+        "d3-dsv": "^3.0.1",
         "jmespath": "^0.16.0",
         "minimatch": "^10.1.2",
         "open": "^10.1.0"
     },
     "devDependencies": {
+        "@types/d3-dsv": "^3.0.7",
         "@types/jmespath": "^0.15.2",
         "@types/node": "^24.0.0",
         "typescript": "^5.8.2"

src/cli.ts

@@ -24,6 +24,7 @@ import {
 type CliValues = {
   help?: boolean;
   type?: string;
+  from?: string;
   method?: string;
   url?: string;
   "display-name"?: string;
@@ -109,6 +110,7 @@ async function main(): Promise<void> {
     options: {
       help: { type: "boolean", short: "h" },
       type: { type: "string", short: "t" },
+      from: { type: "string", short: "F" },
       method: { type: "string" },
       url: { type: "string" },
       "display-name": { type: "string", short: "n" },

src/cli/commands.ts

@@ -19,7 +19,7 @@ export async function runCommand(command: string, values: CommandValues): Promis
     case "logout":
       return runLogoutCommand(values);
     case "table":
-      return runTableCommand();
+      return runTableCommand(values);
     case "list-apps":
       return runListAppsCommand(values);
     case "list-app-permissions":

src/cli/commands/table.ts

@@ -1,14 +1,28 @@
 // SPDX-License-Identifier: MIT
 
-import { readJsonFromStdin } from "../utils.ts";
+import { readCsvFromStdin, readJsonFromStdin } from "../utils.ts";
+
+import type { CommandValues } from "./types.ts";
 
 export function usageTable(): string {
-  return `Usage: sk-az-tools table [--header|-H <definition|auto|a|original|o>] [global options]
+  return `Usage: sk-az-tools table [--from|-F <json|csv|tsv>] [--header|-H <definition|auto|a|original|o>] [global options]
 
 Options:
-  -H, --header <value>       Header mode: auto|a (default), original|o, or "col1, col2" or "key1: Label 1, key2: Label 2"`;
+  --from, -F <json|csv|tsv>  Input format on stdin (default: json)
+  --header, -H <value>       Header mode: auto|a (default), original|o, or "col1, col2" or "key1: Label 1, key2: Label 2"`;
 }
 
-export async function runTableCommand(): Promise<unknown> {
+export async function runTableCommand(values: CommandValues): Promise<unknown> {
-  return readJsonFromStdin();
+  const from = (values.from ?? "json").toString().trim().toLowerCase();
+  if (from === "json") {
+    return readJsonFromStdin();
+  }
+  if (from === "csv") {
+    return readCsvFromStdin(",");
+  }
+  if (from === "tsv") {
+    return readCsvFromStdin("\t");
+  }
+
+  throw new Error(`Invalid --from '${values.from}'. Allowed: json, csv, tsv`);
 }

src/cli/commands/types.ts

@@ -3,6 +3,7 @@
 export type CommandValues = {
   [key: string]: string | boolean | undefined;
   type?: string;
+  from?: string;
   method?: string;
   url?: string;
   header?: string;

src/cli/utils.ts

@@ -1,6 +1,7 @@
 // SPDX-License-Identifier: MIT
 
 import jmespath from "jmespath";
+import { dsvFormat } from "d3-dsv";
 
 import { toMarkdownTable } from "../markdown.ts";
 
@@ -175,6 +176,43 @@ export async function readJsonFromStdin(): Promise<unknown> {
   }
 }
 
+export async function readCsvFromStdin(separator: string): Promise<unknown> {
+  if (!separator) {
+    throw new Error("separator is required");
+  }
+  if (separator.length !== 1) {
+    throw new Error("separator must be a single character");
+  }
+
+  const input = await new Promise<string>((resolve, reject) => {
+    let data = "";
+    process.stdin.setEncoding("utf8");
+    process.stdin.on("data", (chunk: string) => {
+      data += chunk;
+    });
+    process.stdin.on("end", () => {
+      resolve(data);
+    });
+    process.stdin.on("error", (err) => {
+      reject(err);
+    });
+  });
+  if (!input.trim()) {
+    throw new Error("No separated values input provided on stdin");
+  }
+
+  try {
+    const parser = dsvFormat(separator);
+    const rows = parser.parse(input);
+    if (rows.columns.some((header: string) => header.trim() === "")) {
+      throw new Error("header row contains empty column name");
+    }
+    return rows;
+  } catch (err) {
+    throw new Error(`Invalid separated input on stdin: ${(err as Error).message}`);
+  }
+}
+
 export function renderOutput(
   command: string,
   output: unknown,