Add some testing for --log-level, --log and --log-format options

Author: cderv

.vscode/launch.json

@@ -36,7 +36,7 @@
       "name": "Run Quarto test",
       "request": "launch",
       "type": "node",
-      "program": "smoke/smoke-all.test.ts", // test script here
+      "program": "smoke/logging/log-level-direct.test.ts", // test script here
       "args": [], // args to the script here, like in command line smoke/smoke-all.test.t -- .\docs\smoke-all\2023\01\19\2107.qmd
       "cwd": "${workspaceFolder}/tests",
       "runtimeExecutable": "${workspaceFolder}/package/dist/bin/tools/deno",

src/core/log.ts

@@ -24,11 +24,12 @@ import { pandocBinaryPath } from "./resources.ts";
 import { Block, pandoc } from "./pandoc/json.ts";
 
 export type LogLevel = "DEBUG" | "INFO" | "WARN" | "ERROR" | "CRITICAL";
+export type LogFormat = "plain" | "json-stream";
 
 export interface LogOptions {
   log?: string;
   level?: string;
-  format?: "plain" | "json-stream";
+  format?: LogFormat;
   quiet?: boolean;
   newline?: true;
 }
@@ -265,7 +266,7 @@ export class LogFileHandler extends FileHandler {
 interface LogFileHandlerOptions {
   filename: string;
   mode?: "a" | "w" | "x";
-  format?: "plain" | "json-stream";
+  format?: LogFormat;
 }
 
 export function flushLoggers(handlers: Record<string, BaseHandler>) {

tests/docs/logging/error-filter.lua

@@ -0,0 +1,8 @@
+-- error-filter.lua
+-- This filter purposely generates an error for testing error logging
+
+function Pandoc(doc)
+  -- Generate an error
+  internal_error("This is a deliberate error from error-filter.lua for testing purposes")
+  return doc
+end

tests/docs/logging/lua-error.qmd

@@ -0,0 +1,10 @@
+---
+title: "Lua Error Test"
+format: html
+filters:
+  - error-filter.lua
+---
+
+## Test Content
+
+This document will trigger a Lua filter error because the error-filter.lua purposely generates an error.