Update all rules to better handle wrongly-typed configuration parameters.

test/markdownlint-test.js

@@ -1589,12 +1589,14 @@ tape("validateConfigSchema", (test) => {
   const jsonFileRe = /\.json$/i;
   const resultsFileRe = /\.results\.json$/i;
   const jsConfigFileRe = /^jsconfig\.json$/i;
+  const wrongTypesFileRe = /wrong-types-in-config-file.json$/i;
   const testDirectory = __dirname;
   const testFiles = fs.readdirSync(testDirectory);
   testFiles.filter(function filterFile(file) {
     return jsonFileRe.test(file) &&
       !resultsFileRe.test(file) &&
-      !jsConfigFileRe.test(file);
+      !jsConfigFileRe.test(file) &&
+      !wrongTypesFileRe.test(file);
   }).forEach(function forFile(file) {
     const data = fs.readFileSync(
       path.join(testDirectory, file),

test/wrong-types-in-config-file.json

@@ -0,0 +1,91 @@
+{
+  "MD002": {
+    "level": "1"
+  },
+  "MD003": {
+    "style": 0
+  },
+  "MD004": {
+    "style": 0
+  },
+  "MD007": {
+    "indent": "2",
+    "start_indented": 0
+  },
+  "MD009": {
+    "br_spaces": "2",
+    "list_item_empty_lines": 0,
+    "strict": 0
+  },
+  "MD010": {
+    "code_blocks": 1
+  },
+  "MD012": {
+    "maximum": "1"
+  },
+  "MD013": {
+    "code_block_line_length": "80",
+    "code_blocks": 1,
+    "headers": 1,
+    "heading_line_length": "80",
+    "headings": 1,
+    "line_length": "80",
+    "strict": 0,
+    "tables": 1
+  },
+  "MD022": {
+    "lines_above": "1",
+    "lines_below": "1"
+  },
+  "MD024": {
+    "allow_different_nesting": 0,
+    "siblings_only": 0
+  },
+  "MD025": {
+    "front_matter_title": 0,
+    "level": "1"
+  },
+  "MD026": {
+    "punctuation": 0
+  },
+  "MD029": {
+    "style": 0
+  },
+  "MD030": {
+    "ol_multi": "1",
+    "ol_single": "1",
+    "ul_multi": "1",
+    "ul_single": "1"
+  },
+  "MD031": {
+    "list_items": 1
+  },
+  "MD033": {
+    "allowed_elements": 0
+  },
+  "MD035": {
+    "style": 0
+  },
+  "MD036": {
+    "punctuation": 0
+  },
+  "MD041": {
+    "front_matter_title": 0,
+    "level": "1"
+  },
+  "MD043": {
+    "headers": 0,
+    "headings": 0
+  },
+  "MD044": {
+    "code_blocks": 1,
+    "names": 0
+  },
+  "MD046": {
+    "style": 0
+  },
+  "MD048": {
+    "style": 0
+  },
+  "$schema": "../schema/markdownlint-config-schema.json"
+}

test/wrong-types-in-config-file.md

@@ -0,0 +1,3 @@
+# Wrong Types in Config File
+
+Long line long line long line long line long line long line long line long line long line long line {MD013}