fix(cli): cli now works properly

The CLI was completely rewrote. Changed dependency from yargs to commanderjs, which is cleaner, faster and has no dependencies. Also added a complete testsuite for the cli. Merged branch 'cli_refactor' into develop Closes #893, #894
2024-03-22 13:30:55 +08:00 · 2022-03-03 12:15:50 +00:00 · 2022-03-03 12:15:50 +00:00 · c3411a567d
commit c3411a567d
parent bd093ab493
21 changed files with 896 additions and 1199 deletions
--- a/Gruntfile.js
+++ b/Gruntfile.js
@ -13,12 +13,12 @@ module.exports = function (grunt) {
    pkg: grunt.file.readJSON('package.json'),
    concat: {
      options: {
        sourceMap: true,
        banner: ';/*! <%= pkg.name %> v <%= pkg.version %> - <%= grunt.template.today("dd-mm-yyyy") %> */\n(function(){\n',
        footer: '}).call(this);\n'
      },
      dist: {
        options: {
          sourceMap: true,
          banner: ';/*! <%= pkg.name %> v <%= pkg.version %> - <%= grunt.template.today("dd-mm-yyyy") %> */\n(function(){\n',
          footer: '}).call(this);\n'
        },
        src: [
          'src/options.js',
          'src/showdown.js',
@ -30,6 +30,12 @@ module.exports = function (grunt) {
        ],
        dest: 'dist/<%= pkg.name %>.js'
      },
      cli: {
        src: [
          'src/cli/cli.js'
        ],
        dest: 'bin/showdown.js'
      },
      test: {
        src: '<%= concat.dist.src %>',
        dest: '.build/<%= pkg.name %>.js',
@ -42,14 +48,23 @@ module.exports = function (grunt) {
    clean: ['.build/'],
    uglify: {
      options: {
        sourceMap: true,
        banner: '/*! <%= pkg.name %> v <%= pkg.version %> - <%= grunt.template.today("dd-mm-yyyy") %> */'
      },
      dist: {
        options: {
          sourceMap: true,
          banner: '/*! <%= pkg.name %> v <%= pkg.version %> - <%= grunt.template.today("dd-mm-yyyy") %> */'
        },
        files: {
          'dist/<%= pkg.name %>.min.js': ['<%= concat.dist.dest %>']
        }
      },
      cli: {
        options: {
          sourceMap: false,
          banner: '#!/usr/bin/env node'
        },
        files: {
          'bin/showdown.js': ['<%= concat.cli.dest %>']
        }
      }
    },
@ -136,6 +151,15 @@ module.exports = function (grunt) {
          ignoreLeaks: false,
          reporter: 'spec'
        }
      },
      cli: {
        src: 'test/node/testsuite.cli.js',
        options: {
          globals: ['should'],
          timeout: 3000,
          ignoreLeaks: false,
          reporter: 'spec'
        }
      }
    }
  };
@ -202,14 +226,14 @@ module.exports = function (grunt) {
  /**
   * Tasks
   */
  grunt.registerTask('test', ['clean', 'lint', 'concat:test', 'simplemocha:unit', 'simplemocha:functional', 'clean']);
  grunt.registerTask('test-functional', ['concat:test', 'simplemocha:functional', 'clean']);
  grunt.registerTask('test-unit', ['concat:test', 'simplemocha:unit', 'clean']);
  grunt.registerTask('test-cli', ['clean', 'lint', 'concat:test', 'simplemocha:cli', 'clean']);
  grunt.registerTask('performance', ['concat:test', 'performancejs', 'clean']);
-  grunt.registerTask('build', ['test', 'concat:dist', 'uglify', 'endline']);
+  grunt.registerTask('build', ['test', 'concat:dist', 'concat:cli', 'uglify:dist', 'uglify:cli', 'endline']);
  grunt.registerTask('build-without-test', ['concat:dist', 'uglify', 'endline']);
-  grunt.registerTask('prep-release', ['build', 'generate-changelog']);
+  grunt.registerTask('prep-release', ['build', 'performance', 'generate-changelog']);
  // Default task(s).
  grunt.registerTask('default', ['test']);
--- a/bin/showdown.js
+++ b/bin/showdown.js
--- a/dist/showdown.js
+++ b/dist/showdown.js
--- a/dist/showdown.js.map
+++ b/dist/showdown.js.map
--- a/dist/showdown.min.js
+++ b/dist/showdown.min.js
--- a/dist/showdown.min.js.map
+++ b/dist/showdown.min.js.map
--- a/package-lock.json
+++ b/package-lock.json
@ -9,14 +9,15 @@
      "version": "2.0.0-alpha1",
      "license": "MIT",
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-        "jsdom": "^19.0.0",
+        "commander": "^9.0.0",
-        "yargs": "^17.2.1"
+        "jsdom": "^19.0.0"
      },
      "bin": {
        "showdown": "bin/showdown.js"
      },
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-        "chai": "^4.3.4",
+        "chai": "*",
        "chai-match": "*",
        "grunt": "^1.4.1",
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        "grunt-contrib-concat": "^2.0.0",
@ -32,14 +33,14 @@
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      }
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@ -113,9 +114,9 @@
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@ -484,6 +487,12 @@
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@ -607,6 +619,14 @@
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@ -1389,12 +1411,12 @@
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@ -3951,24 +3961,6 @@
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@ -4928,16 +4921,16 @@
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@ -5630,9 +5620,9 @@
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-      "resolved": "https://registry.npmjs.org/@eslint/eslintrc/-/eslintrc-1.1.0.tgz",
+      "resolved": "https://registry.npmjs.org/@eslint/eslintrc/-/eslintrc-1.2.0.tgz",
-      "integrity": "sha512-C1DfL7XX4nPqGd6jcP01W9pVM1HYCuUkFk1432D7F0v3JSlUIeOYn9oCoi3eoLZ+iwBSb29BMFxxny0YrrEZqg==",
+      "integrity": "sha512-igm9SjJHNEJRiUnecP/1R5T3wKLEJ7pL6e2P+GUSfCd0dGjPYYZve08uzw8L2J8foVHFz+NGu12JxRcU2gGo6w==",
      "dev": true,
      "requires": {
        "ajv": "^6.12.4",
@ -5696,9 +5686,9 @@
      }
    },
    "@sinonjs/fake-timers": {
-      "version": "8.1.0",
+      "version": "9.1.0",
-      "resolved": "https://registry.npmjs.org/@sinonjs/fake-timers/-/fake-timers-8.1.0.tgz",
+      "resolved": "https://registry.npmjs.org/@sinonjs/fake-timers/-/fake-timers-9.1.0.tgz",
-      "integrity": "sha512-OAPJUAtgeINhh/TAlUID4QTs53Njm7xzddaVlEs/SXwgtiD1tW22zAB/W1wdqfrpmikgaWQ9Fw6Ws+hsiRm5Vg==",
+      "integrity": "sha512-M8vapsv9qQupMdzrVzkn5rb9jG7aUTEPAZdMtME2PuBaefksFZVE2C1g4LBRTkF/k3nRDNbDc5tp5NFC1PEYxA==",
      "dev": true,
      "requires": {
        "@sinonjs/commons": "^1.7.0"
@ -5811,12 +5801,14 @@
    "ansi-regex": {
      "version": "5.0.1",
      "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-5.0.1.tgz",
-      "integrity": "sha512-quJQXlTSUGL2LH9SUXo8VwsY4soanhgo6LNSm84E1LBcE8s3O0wpdiRzyR9z/ZZJMlMWv37qOOb9pdJlMUEKFQ=="
+      "integrity": "sha512-quJQXlTSUGL2LH9SUXo8VwsY4soanhgo6LNSm84E1LBcE8s3O0wpdiRzyR9z/ZZJMlMWv37qOOb9pdJlMUEKFQ==",
      "dev": true
    },
    "ansi-styles": {
      "version": "4.3.0",
      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-4.3.0.tgz",
      "integrity": "sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg==",
      "dev": true,
      "requires": {
        "color-convert": "^2.0.1"
      }
@ -5988,6 +5980,12 @@
        "type-detect": "^4.0.5"
      }
    },
    "chai-match": {
      "version": "1.1.1",
      "resolved": "https://registry.npmjs.org/chai-match/-/chai-match-1.1.1.tgz",
      "integrity": "sha1-OfsKLmt8j2OG3P6tSNFIqRX6bEY=",
      "dev": true
    },
    "chalk": {
      "version": "4.1.2",
      "resolved": "https://registry.npmjs.org/chalk/-/chalk-4.1.2.tgz",
@ -6045,6 +6043,7 @@
      "version": "7.0.4",
      "resolved": "https://registry.npmjs.org/cliui/-/cliui-7.0.4.tgz",
      "integrity": "sha512-OcRE68cOsVMXp1Yvonl/fzkQOyjLSu/8bhPDfQt0e0/Eb283TKP20Fs2MqoPsr9SwA595rRCA+QMzYc9nBP+JQ==",
      "dev": true,
      "requires": {
        "string-width": "^4.2.0",
        "strip-ansi": "^6.0.0",
@ -6055,6 +6054,7 @@
      "version": "2.0.1",
      "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-2.0.1.tgz",
      "integrity": "sha512-RRECPsj7iu/xb5oKYcsFHSppFNnsj/52OVTRKb4zP5onXwVF3zVmmToNcOfGC+CRDpfK/U584fMg38ZHCaElKQ==",
      "dev": true,
      "requires": {
        "color-name": "~1.1.4"
      }
@ -6062,7 +6062,8 @@
    "color-name": {
      "version": "1.1.4",
      "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.4.tgz",
-      "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA=="
+      "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==",
      "dev": true
    },
    "colors": {
      "version": "1.1.2",
@ -6078,6 +6079,11 @@
        "delayed-stream": "~1.0.0"
      }
    },
    "commander": {
      "version": "9.0.0",
      "resolved": "https://registry.npmjs.org/commander/-/commander-9.0.0.tgz",
      "integrity": "sha512-JJfP2saEKbQqvW+FI93OYUB4ByV5cizMpFMiiJI8xDbBvQvSkIk0VvQdn1CZ8mqAO8Loq2h0gYTYtDFUZUeERw=="
    },
    "compare-func": {
      "version": "1.3.4",
      "resolved": "https://registry.npmjs.org/compare-func/-/compare-func-1.3.4.tgz",
@ -6635,7 +6641,8 @@
    "emoji-regex": {
      "version": "8.0.0",
      "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-8.0.0.tgz",
-      "integrity": "sha512-MSjYzcWNOA0ewAHpz0MxpYFvwg6yjy1NG3xteoqz644VCo/RPgnr1/GGt+ic3iJTzQ8Eu3TdM14SawnVUmGE6A=="
+      "integrity": "sha512-MSjYzcWNOA0ewAHpz0MxpYFvwg6yjy1NG3xteoqz644VCo/RPgnr1/GGt+ic3iJTzQ8Eu3TdM14SawnVUmGE6A==",
      "dev": true
    },
    "entities": {
      "version": "1.0.0",
@ -6655,7 +6662,8 @@
    "escalade": {
      "version": "3.1.1",
      "resolved": "https://registry.npmjs.org/escalade/-/escalade-3.1.1.tgz",
-      "integrity": "sha512-k0er2gUkLf8O0zKJiAhmkTnJlTvINGv7ygDNPbeIsX/TJjGJZHuh9B2UxbsaEkmlEo9MfhrSzmhIlhRlI2GXnw=="
+      "integrity": "sha512-k0er2gUkLf8O0zKJiAhmkTnJlTvINGv7ygDNPbeIsX/TJjGJZHuh9B2UxbsaEkmlEo9MfhrSzmhIlhRlI2GXnw==",
      "dev": true
    },
    "escape-string-regexp": {
      "version": "4.0.0",
@ -6719,12 +6727,12 @@
      }
    },
    "eslint": {
-      "version": "8.9.0",
+      "version": "8.10.0",
-      "resolved": "https://registry.npmjs.org/eslint/-/eslint-8.9.0.tgz",
+      "resolved": "https://registry.npmjs.org/eslint/-/eslint-8.10.0.tgz",
-      "integrity": "sha512-PB09IGwv4F4b0/atrbcMFboF/giawbBLVC7fyDamk5Wtey4Jh2K+rYaBhCAbUyEI4QzB1ly09Uglc9iCtFaG2Q==",
+      "integrity": "sha512-tcI1D9lfVec+R4LE1mNDnzoJ/f71Kl/9Cv4nG47jOueCMBrCCKYXr4AUVS7go6mWYGFD4+EoN6+eXSrEbRzXVw==",
      "dev": true,
      "requires": {
-        "@eslint/eslintrc": "^1.1.0",
+        "@eslint/eslintrc": "^1.2.0",
        "@humanwhocodes/config-array": "^0.9.2",
        "ajv": "^6.10.0",
        "chalk": "^4.0.0",
@ -7041,13 +7049,6 @@
      "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8=",
      "dev": true
    },
    "fsevents": {
      "version": "2.3.2",
      "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-2.3.2.tgz",
      "integrity": "sha512-xiqMQR4xAeHTuB9uWm+fFRcIOgKBMiOBP+eXiyT7jsgVCq1bkVygt00oASowB7EdtpOHaaPgKt812P9ab+DDKA==",
      "dev": true,
      "optional": true
    },
    "function-bind": {
      "version": "1.1.1",
      "resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.1.tgz",
@ -7063,7 +7064,8 @@
    "get-caller-file": {
      "version": "2.0.5",
      "resolved": "https://registry.npmjs.org/get-caller-file/-/get-caller-file-2.0.5.tgz",
-      "integrity": "sha512-DyFP3BM/3YHTQOCUL/w0OZHR0lpKeGrxotcHWcqNEdnltqFwXVfhEBQ94eIo34AfQpo0rGki4cyIiftY06h2Fg=="
+      "integrity": "sha512-DyFP3BM/3YHTQOCUL/w0OZHR0lpKeGrxotcHWcqNEdnltqFwXVfhEBQ94eIo34AfQpo0rGki4cyIiftY06h2Fg==",
      "dev": true
    },
    "get-func-name": {
      "version": "2.0.0",
@ -7941,7 +7943,8 @@
    "is-fullwidth-code-point": {
      "version": "3.0.0",
      "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-3.0.0.tgz",
-      "integrity": "sha512-zymm5+u+sCsSWyD9qNaejV3DFvhCKclKdizYaJUuHA83RLjb7nSuGnddCHGv0hk+KY7BMAlsWeK4Ueg6EV6XQg=="
+      "integrity": "sha512-zymm5+u+sCsSWyD9qNaejV3DFvhCKclKdizYaJUuHA83RLjb7nSuGnddCHGv0hk+KY7BMAlsWeK4Ueg6EV6XQg==",
      "dev": true
    },
    "is-glob": {
      "version": "4.0.3",
@ -8686,21 +8689,6 @@
          "requires": {
            "has-flag": "^4.0.0"
          }
        },
        "yargs": {
          "version": "16.2.0",
          "resolved": "https://registry.npmjs.org/yargs/-/yargs-16.2.0.tgz",
          "integrity": "sha512-D1mvvtDG0L5ft/jGWkLpG1+m0eQxOfaBvTNELraWj22wSVUMWxZUvYgJYcKh6jGGIkJFhH4IZPQhR4TKpc8mBw==",
          "dev": true,
          "requires": {
            "cliui": "^7.0.2",
            "escalade": "^3.1.1",
            "get-caller-file": "^2.0.5",
            "require-directory": "^2.1.1",
            "string-width": "^4.2.0",
            "y18n": "^5.0.5",
            "yargs-parser": "^20.2.2"
          }
        }
      }
    },
@ -9293,7 +9281,8 @@
    "require-directory": {
      "version": "2.1.1",
      "resolved": "https://registry.npmjs.org/require-directory/-/require-directory-2.1.1.tgz",
-      "integrity": "sha1-jGStX9MNqxyXbiNE/+f3kqam30I="
+      "integrity": "sha1-jGStX9MNqxyXbiNE/+f3kqam30I=",
      "dev": true
    },
    "resolve": {
      "version": "1.22.0",
@ -9437,16 +9426,16 @@
      "dev": true
    },
    "sinon": {
-      "version": "12.0.1",
+      "version": "13.0.1",
-      "resolved": "https://registry.npmjs.org/sinon/-/sinon-12.0.1.tgz",
+      "resolved": "https://registry.npmjs.org/sinon/-/sinon-13.0.1.tgz",
-      "integrity": "sha512-iGu29Xhym33ydkAT+aNQFBINakjq69kKO6ByPvTsm3yyIACfyQttRTP03aBP/I8GfhFmLzrnKwNNkr0ORb1udg==",
+      "integrity": "sha512-8yx2wIvkBjIq/MGY1D9h1LMraYW+z1X0mb648KZnKSdvLasvDu7maa0dFaNYdTDczFgbjNw2tOmWdTk9saVfwQ==",
      "dev": true,
      "requires": {
        "@sinonjs/commons": "^1.8.3",
-        "@sinonjs/fake-timers": "^8.1.0",
+        "@sinonjs/fake-timers": "^9.0.0",
-        "@sinonjs/samsam": "^6.0.2",
+        "@sinonjs/samsam": "^6.1.1",
        "diff": "^5.0.0",
-        "nise": "^5.1.0",
+        "nise": "^5.1.1",
        "supports-color": "^7.2.0"
      }
    },
@ -9543,6 +9532,7 @@
      "version": "4.2.3",
      "resolved": "https://registry.npmjs.org/string-width/-/string-width-4.2.3.tgz",
      "integrity": "sha512-wKyQRQpjJ0sIp62ErSZdGsjMJWsap5oRNihHhu6G7JVO/9jIB6UyevL+tXuOqrng8j/cxKTWyWUwvSTriiZz/g==",
      "dev": true,
      "requires": {
        "emoji-regex": "^8.0.0",
        "is-fullwidth-code-point": "^3.0.0",
@ -9553,6 +9543,7 @@
      "version": "6.0.1",
      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-6.0.1.tgz",
      "integrity": "sha512-Y38VPSHcqkFrCpFnQ9vuSXmquuv5oXOKpGeT6aGrr3o3Gc9AlVa6JBfUSOCnbxGGZF+/0ooI7KrPuUSztUdU5A==",
      "dev": true,
      "requires": {
        "ansi-regex": "^5.0.1"
      }
@ -9693,9 +9684,9 @@
      "dev": true
    },
    "uglify-js": {
-      "version": "3.15.1",
+      "version": "3.15.2",
-      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.15.1.tgz",
+      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.15.2.tgz",
-      "integrity": "sha512-FAGKF12fWdkpvNJZENacOH0e/83eG6JyVQyanIJaBXCN1J11TUQv1T1/z8S+Z0CG0ZPk1nPcreF/c7lrTd0TEQ==",
+      "integrity": "sha512-peeoTk3hSwYdoc9nrdiEJk+gx1ALCtTjdYuKSXMTDqq7n1W7dHPqWDdSi+BPL0ni2YMeHD7hKUSdbj3TZauY2A==",
      "dev": true
    },
    "unc-path-regex": {
@ -9856,6 +9847,7 @@
      "version": "7.0.0",
      "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-7.0.0.tgz",
      "integrity": "sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==",
      "dev": true,
      "requires": {
        "ansi-styles": "^4.0.0",
        "string-width": "^4.1.0",
@ -9893,7 +9885,8 @@
    "y18n": {
      "version": "5.0.8",
      "resolved": "https://registry.npmjs.org/y18n/-/y18n-5.0.8.tgz",
-      "integrity": "sha512-0pfFzegeDWJHJIAmTLRP2DwHjdF5s7jo9tuztdQxAhINCdvS+3nGINqPd00AphqJR/0LhANUS6/+7SCb98YOfA=="
+      "integrity": "sha512-0pfFzegeDWJHJIAmTLRP2DwHjdF5s7jo9tuztdQxAhINCdvS+3nGINqPd00AphqJR/0LhANUS6/+7SCb98YOfA==",
      "dev": true
    },
    "yallist": {
      "version": "4.0.0",
@ -9902,24 +9895,18 @@
      "dev": true
    },
    "yargs": {
-      "version": "17.3.1",
+      "version": "16.2.0",
-      "resolved": "https://registry.npmjs.org/yargs/-/yargs-17.3.1.tgz",
+      "resolved": "https://registry.npmjs.org/yargs/-/yargs-16.2.0.tgz",
-      "integrity": "sha512-WUANQeVgjLbNsEmGk20f+nlHgOqzRFpiGWVaBrYGYIGANIIu3lWjoyi0fNlFmJkvfhCZ6BXINe7/W2O2bV4iaA==",
+      "integrity": "sha512-D1mvvtDG0L5ft/jGWkLpG1+m0eQxOfaBvTNELraWj22wSVUMWxZUvYgJYcKh6jGGIkJFhH4IZPQhR4TKpc8mBw==",
      "dev": true,
      "requires": {
        "cliui": "^7.0.2",
        "escalade": "^3.1.1",
        "get-caller-file": "^2.0.5",
        "require-directory": "^2.1.1",
-        "string-width": "^4.2.3",
+        "string-width": "^4.2.0",
        "y18n": "^5.0.5",
-        "yargs-parser": "^21.0.0"
+        "yargs-parser": "^20.2.2"
      },
      "dependencies": {
        "yargs-parser": {
          "version": "21.0.0",
          "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-21.0.0.tgz",
          "integrity": "sha512-z9kApYUOCwoeZ78rfRYYWdiU/iNL6mwwYlkkZfJoyMR1xps+NEBX5X7XmRpxkZHhXJ6+Ey00IwKxBBSW9FIjyA=="
        }
      }
    },
    "yargs-parser": {
--- a/package.json
+++ b/package.json
@ -1,6 +1,6 @@
 {
  "name": "showdown",
-  "version": "2.0.0-alpha1",
+  "version": "2.0.0",
  "description": "A Markdown to HTML converter written in Javascript",
  "author": "Estevão Santos",
  "homepage": "http://showdownjs.com/",
@ -38,8 +38,13 @@
  "bin": {
    "showdown": "bin/showdown.js"
  },
  "files": [
    "bin",
    "dist"
  ],
  "devDependencies": {
-    "chai": "^4.3.4",
+    "chai": "*",
    "chai-match": "*",
    "grunt": "^1.4.1",
    "grunt-contrib-clean": "^2.0.0",
    "grunt-contrib-concat": "^2.0.0",
@ -55,11 +60,11 @@
    "quiet-grunt": "^0.2.0",
    "semver": "^7.3.0",
    "semver-sort": "^1.0.0",
-    "sinon": "^12.0.1",
+    "sinon": "*",
    "source-map-support": "^0.5.21"
  },
  "dependencies": {
    "jsdom": "^19.0.0",
-    "yargs": "^17.2.1"
+    "commander": "^9.0.0"
  }
 }
--- a/performance.json
+++ b/performance.json
--- a/performance.log.md
+++ b/performance.log.md
@ -1,744 +1,43 @@
 # Performance Tests for showdown
-## [version 2.0.0-alpha1](https://github.com/showdownjs/showdown/tree/2.0.0-alpha1)
+## [version 2.0.0](https://github.com/showdownjs/showdown/tree/2.0.0)
 ### Test Suite: Basic (50 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
-|Simple "Hello World"|0.330|9.462|0.086|
+|Simple "Hello World"|0.581|12.279|0.151|
-|performance.testfile.md|32.210|56.635|27.395|
+|performance.testfile.md|35.491|79.405|29.046|
 ### Test Suite: subParsers (20 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
-|hashHTMLBlocks|4.055|7.506|2.413|
+|hashHTMLBlocks|4.561|7.807|2.461|
-|anchors|0.342|0.600|0.286|
+|anchors|2.910|6.510|1.056|
-|autoLinks|0.091|0.193|0.070|
+|blockQuotes|4.142|19.023|2.541|
-|blockQuotes|2.896|5.991|1.987|
+|codeBlocks|0.264|0.858|0.194|
-|codeBlocks|0.303|1.578|0.190|
+|codeSpans|0.365|1.421|0.278|
-|codeSpans|0.285|0.533|0.237|
+|detab|0.055|0.116|0.047|
-|detab|0.136|0.873|0.086|
+|encodeAmpsAndAngles|0.145|0.796|0.092|
-|encodeAmpsAndAngles|0.104|0.166|0.097|
+|encodeBackslashEscapes|0.087|0.266|0.063|
-|encodeBackslashEscapes|0.081|0.141|0.068|
+|encodeCode|0.605|1.144|0.522|
-|encodeCode|0.942|1.342|0.850|
+|escapeSpecialCharsWithinTagAttributes|0.206|0.287|0.184|
-|escapeSpecialCharsWithinTagAttributes|0.212|0.436|0.159|
+|githubCodeBlocks|0.251|1.003|0.192|
-|githubCodeBlocks|0.176|0.305|0.143|
+|hashBlock|0.038|0.104|0.034|
-|hashBlock|0.047|0.094|0.036|
+|hashElement|0.005|0.053|0.001|
-|hashElement|0.003|0.046|0.001|
+|hashHTMLSpans|5.229|9.835|4.240|
-|hashHTMLSpans|4.276|5.772|3.965|
+|hashPreCodeTags|0.155|0.705|0.117|
-|hashPreCodeTags|0.144|0.324|0.110|
+|headers|2.278|4.825|1.631|
-|headers|1.418|4.438|1.062|
+|horizontalRule|0.159|0.276|0.148|
-|horizontalRule|0.227|0.403|0.195|
+|images|0.159|0.390|0.124|
-|images|0.175|0.435|0.129|
+|italicsAndBold|0.280|0.773|0.211|
-|italicsAndBold|0.375|2.407|0.228|
+|lists|4.253|8.173|3.146|
-|lists|2.918|3.716|2.526|
+|outdent|0.181|0.238|0.162|
-|outdent|0.164|0.270|0.138|
+|paragraphs|8.968|11.331|7.857|
-|paragraphs|6.444|8.106|5.759|
+|spanGamut|2.985|4.162|2.486|
-|spanGamut|4.294|6.106|3.842|
+|strikethrough|0.007|0.099|0.001|
-|strikethrough|0.005|0.090|0.000|
+|stripLinkDefinitions|1.911|2.855|1.447|
-|stripLinkDefinitions|0.230|0.286|0.221|
+|tables|0.008|0.127|0.002|
-|tables|0.002|0.034|0.001|
+|unescapeSpecialChars|0.013|0.073|0.010|
 |unescapeSpecialChars|0.011|0.080|0.007|
 ## [version 1.9.0](https://github.com/showdownjs/showdown/tree/1.9.0)
 ### Test Suite: Basic (50 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |Simple "Hello World"|0.476|9.945|0.088|
 |performance.testfile.md|32.208|61.885|28.234|
 ### Test Suite: subParsers (20 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |hashHTMLBlocks|5.827|23.030|2.429|
 |anchors|0.363|0.636|0.294|
 |autoLinks|0.120|0.319|0.071|
 |blockQuotes|2.884|6.237|2.040|
 |codeBlocks|0.290|1.131|0.189|
 |codeSpans|0.314|0.875|0.234|
 |detab|0.095|0.141|0.086|
 |encodeAmpsAndAngles|0.155|1.186|0.095|
 |encodeBackslashEscapes|0.087|0.144|0.069|
 |encodeCode|0.918|1.279|0.865|
 |escapeSpecialCharsWithinTagAttributes|0.245|0.711|0.156|
 |githubCodeBlocks|0.160|0.291|0.142|
 |hashBlock|0.043|0.067|0.038|
 |hashElement|0.003|0.035|0.000|
 |hashHTMLSpans|4.273|6.304|3.983|
 |hashPreCodeTags|0.133|0.344|0.110|
 |headers|1.454|3.874|1.098|
 |horizontalRule|0.230|0.300|0.202|
 |images|0.191|0.476|0.135|
 |italicsAndBold|0.310|0.866|0.236|
 |lists|3.135|4.249|2.662|
 |outdent|0.167|0.262|0.140|
 |paragraphs|6.383|7.885|5.680|
 |spanGamut|4.106|5.310|3.698|
 |strikethrough|0.005|0.087|0.000|
 |stripLinkDefinitions|0.245|0.376|0.221|
 |tables|0.003|0.049|0.001|
 |unescapeSpecialChars|0.010|0.057|0.007|
 ## [version 1.8.4](https://github.com/showdownjs/showdown/tree/1.8.4)
 ### Test Suite: Basic (50 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |Simple "Hello World"|0.736|11.076|0.117|
 |performance.testfile.md|32.918|62.427|27.941|
 ### Test Suite: subParsers (20 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |hashHTMLBlocks|5.260|17.333|2.340|
 |anchors|0.522|2.898|0.307|
 |autoLinks|0.124|0.300|0.071|
 |blockQuotes|2.244|3.333|2.015|
 |codeBlocks|0.244|0.817|0.190|
 |codeSpans|0.354|1.201|0.243|
 |detab|0.096|0.143|0.088|
 |encodeAmpsAndAngles|0.138|0.198|0.096|
 |encodeBackslashEscapes|0.093|0.184|0.071|
 |encodeCode|0.961|1.611|0.858|
 |escapeSpecialCharsWithinTagAttributes|0.252|0.520|0.158|
 |githubCodeBlocks|0.262|0.390|0.161|
 |hashBlock|0.052|0.129|0.037|
 |hashElement|0.003|0.040|0.000|
 |hashHTMLSpans|4.240|4.673|4.044|
 |hashPreCodeTags|0.134|0.337|0.113|
 |headers|1.412|4.475|1.077|
 |horizontalRule|0.358|2.686|0.196|
 |images|0.184|0.480|0.130|
 |italicsAndBold|0.300|0.458|0.234|
 |lists|3.074|4.651|2.626|
 |outdent|0.204|0.931|0.137|
 |paragraphs|6.406|8.020|5.821|
 |spanGamut|4.136|6.038|3.840|
 |strikethrough|0.007|0.132|0.000|
 |stripLinkDefinitions|0.248|0.403|0.217|
 |tables|0.003|0.040|0.001|
 |unescapeSpecialChars|0.009|0.039|0.007|
 ## [version 1.8.3](https://github.com/showdownjs/showdown/tree/1.8.3)
 ### Test Suite: Basic (50 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |Simple "Hello World"|0.927|32.654|0.147|
 |performance.testfile.md|32.485|62.282|28.403|
 ### Test Suite: subParsers (20 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |hashHTMLBlocks|5.454|18.356|2.385|
 |anchors|0.504|3.110|0.290|
 |autoLinks|0.114|0.284|0.069|
 |blockQuotes|2.269|3.374|1.997|
 |codeBlocks|0.250|0.840|0.192|
 |codeSpans|0.352|1.231|0.249|
 |detab|0.115|0.179|0.087|
 |encodeAmpsAndAngles|0.105|0.162|0.095|
 |encodeBackslashEscapes|0.108|0.235|0.075|
 |encodeCode|0.994|1.915|0.847|
 |escapeSpecialCharsWithinTagAttributes|0.237|0.475|0.160|
 |githubCodeBlocks|0.202|0.771|0.151|
 |hashBlock|0.071|0.493|0.039|
 |hashElement|0.002|0.036|0.001|
 |hashHTMLSpans|4.162|4.708|3.959|
 |hashPreCodeTags|0.130|0.331|0.112|
 |headers|1.409|4.622|1.044|
 |horizontalRule|0.351|2.655|0.196|
 |images|0.199|0.545|0.131|
 |italicsAndBold|0.269|0.357|0.235|
 |lists|3.057|4.403|2.686|
 |outdent|0.153|0.307|0.136|
 |paragraphs|6.455|7.901|5.708|
 |spanGamut|4.256|5.542|3.930|
 |strikethrough|0.005|0.089|0.000|
 |stripLinkDefinitions|0.248|0.394|0.225|
 |tables|0.002|0.028|0.001|
 |unescapeSpecialChars|0.009|0.039|0.007|
 ## [version 1.8.2](https://github.com/showdownjs/showdown/tree/1.8.2)
 ### Test Suite: Basic (50 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |Simple "Hello World"|0.361|8.977|0.104|
 |performance.testfile.md|33.109|56.478|29.179|
 ### Test Suite: subParsers (20 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |hashHTMLBlocks|5.488|20.714|2.321|
 |anchors|0.506|3.158|0.292|
 |autoLinks|0.141|0.365|0.072|
 |blockQuotes|2.300|3.642|2.046|
 |codeBlocks|0.243|0.877|0.189|
 |codeSpans|0.268|1.176|0.159|
 |detab|0.095|0.172|0.089|
 |encodeAmpsAndAngles|0.108|0.230|0.097|
 |encodeBackslashEscapes|0.078|0.119|0.074|
 |encodeCode|1.002|1.544|0.851|
 |escapeSpecialCharsWithinTagAttributes|0.256|0.566|0.164|
 |githubCodeBlocks|0.253|0.999|0.152|
 |hashBlock|0.042|0.080|0.037|
 |hashElement|0.002|0.032|0.000|
 |hashHTMLSpans|4.444|5.282|3.987|
 |hashPreCodeTags|0.152|0.265|0.117|
 |headers|1.465|4.970|1.059|
 |horizontalRule|0.245|0.562|0.205|
 |images|0.312|2.615|0.131|
 |italicsAndBold|0.287|0.427|0.244|
 |lists|3.261|4.098|2.792|
 |outdent|0.179|0.377|0.141|
 |paragraphs|6.661|9.047|5.884|
 |spanGamut|4.561|6.173|4.009|
 |strikethrough|0.005|0.097|0.000|
 |stripLinkDefinitions|0.251|0.402|0.216|
 |tables|0.006|0.086|0.001|
 |unescapeSpecialChars|0.013|0.064|0.008|
 ## [version 1.8.0](https://github.com/showdownjs/showdown/tree/1.8.0)
 ### Test Suite: Basic (50 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |Simple "Hello World"|0.357|9.000|0.091|
 |performance.testfile.md|31.434|57.439|26.735|
 ### Test Suite: subParsers (20 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |hashHTMLBlocks|4.177|7.661|2.346|
 |anchors|0.542|3.749|0.300|
 |autoLinks|0.087|0.183|0.069|
 |blockQuotes|2.049|3.552|1.815|
 |codeBlocks|0.264|1.163|0.185|
 |codeSpans|0.271|0.790|0.163|
 |detab|0.092|0.120|0.086|
 |encodeAmpsAndAngles|0.106|0.146|0.097|
 |encodeBackslashEscapes|0.091|0.152|0.077|
 |encodeCode|0.962|1.552|0.862|
 |escapeSpecialCharsWithinTagAttributes|0.239|0.487|0.173|
 |githubCodeBlocks|0.222|0.914|0.140|
 |hashBlock|0.063|0.402|0.035|
 |hashElement|0.001|0.025|0.000|
 |hashHTMLSpans|4.303|4.889|4.021|
 |hashPreCodeTags|0.164|0.541|0.110|
 |headers|1.159|3.779|0.968|
 |horizontalRule|0.244|0.419|0.194|
 |images|0.324|3.058|0.133|
 |italicsAndBold|0.289|0.419|0.237|
 |lists|2.671|3.139|2.494|
 |outdent|0.159|0.253|0.139|
 |paragraphs|5.594|6.833|5.159|
 |spanGamut|5.069|9.600|4.128|
 |strikethrough|0.003|0.062|0.000|
 |stripLinkDefinitions|0.271|0.400|0.225|
 |tables|0.002|0.031|0.000|
 |unescapeSpecialChars|0.008|0.038|0.007|
 ## [version 1.7.6](https://github.com/showdownjs/showdown/tree/1.7.6)
 ### Test Suite: Basic (50 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |Simple "Hello World"|0.313|6.267|0.092|
 |performance.testfile.md|30.962|54.583|26.381|
 ### Test Suite: subParsers (20 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |hashHTMLBlocks|4.099|7.072|2.360|
 |anchors|0.574|4.502|0.294|
 |autoLinks|0.087|0.210|0.066|
 |blockQuotes|2.176|4.602|1.823|
 |codeBlocks|0.282|0.885|0.193|
 |codeSpans|0.265|0.764|0.166|
 |detab|0.102|0.155|0.091|
 |encodeAmpsAndAngles|0.107|0.175|0.098|
 |encodeBackslashEscapes|0.120|0.872|0.073|
 |encodeCode|0.983|1.842|0.873|
 |escapeSpecialCharsWithinTagAttributes|0.301|0.389|0.277|
 |githubCodeBlocks|0.204|0.889|0.146|
 |hashBlock|0.063|0.415|0.035|
 |hashElement|0.002|0.032|0.000|
 |hashHTMLSpans|4.131|4.411|3.988|
 |hashPreCodeTags|0.262|2.429|0.108|
 |headers|1.264|4.308|0.953|
 |horizontalRule|0.230|0.331|0.194|
 |images|0.184|0.564|0.134|
 |italicsAndBold|0.312|0.828|0.251|
 |lists|2.642|3.274|2.451|
 |outdent|0.159|0.240|0.144|
 |paragraphs|6.724|12.672|5.367|
 |spanGamut|4.991|9.206|4.173|
 |strikethrough|0.003|0.058|0.000|
 |stripLinkDefinitions|0.246|0.390|0.219|
 |tables|0.002|0.044|0.000|
 |unescapeSpecialChars|0.010|0.051|0.007|
 ## [version 1.7.5](https://github.com/showdownjs/showdown/tree/1.7.5)
 ### Test Suite: Basic (50 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |Simple "Hello World"|0.562|14.434|0.118|
 |performance.testfile.md|30.396|57.886|26.628|
 ### Test Suite: subParsers (20 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |hashHTMLBlocks|4.280|8.392|2.357|
 |anchors|0.602|5.341|0.285|
 |autoLinks|0.092|0.193|0.065|
 |blockQuotes|2.068|4.430|1.736|
 |codeBlocks|0.279|0.937|0.181|
 |codeSpans|0.222|0.592|0.158|
 |detab|0.120|0.145|0.091|
 |encodeAmpsAndAngles|0.116|0.222|0.096|
 |encodeBackslashEscapes|0.140|0.914|0.071|
 |encodeCode|1.195|2.009|0.861|
 |escapeSpecialCharsWithinTagAttributes|0.307|0.468|0.269|
 |githubCodeBlocks|0.197|0.837|0.144|
 |hashBlock|0.060|0.442|0.036|
 |hashElement|0.002|0.041|0.000|
 |hashHTMLSpans|4.289|4.712|4.002|
 |hashPreCodeTags|0.281|2.439|0.108|
 |headers|1.221|4.603|0.908|
 |horizontalRule|0.208|0.352|0.193|
 |images|0.182|0.634|0.128|
 |italicsAndBold|0.335|1.276|0.239|
 |lists|3.143|6.411|2.393|
 |outdent|0.398|0.585|0.159|
 |paragraphs|5.926|11.596|4.961|
 |spanGamut|4.443|6.012|4.024|
 |strikethrough|0.003|0.055|0.000|
 |stripLinkDefinitions|0.243|0.424|0.215|
 |tables|0.003|0.049|0.000|
 |unescapeSpecialChars|0.008|0.041|0.006|
 ## [version 1.7.4](https://github.com/showdownjs/showdown/tree/1.7.4)
 ### Test Suite: Basic (50 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |Simple "Hello World"|0.972|25.186|0.160|
 |performance.testfile.md|30.397|61.913|26.550|
 ### Test Suite: subParsers (20 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |hashHTMLBlocks|3.999|6.603|2.314|
 |anchors|0.527|3.823|0.285|
 |autoLinks|0.090|0.188|0.063|
 |blockQuotes|2.057|4.122|1.780|
 |codeBlocks|0.247|1.085|0.186|
 |codeSpans|0.263|1.017|0.162|
 |detab|0.123|0.158|0.097|
 |encodeAmpsAndAngles|0.118|0.171|0.096|
 |encodeBackslashEscapes|0.079|0.146|0.071|
 |encodeCode|0.945|1.453|0.866|
 |escapeSpecialCharsWithinTagAttributes|0.285|0.438|0.246|
 |githubCodeBlocks|0.225|0.969|0.142|
 |hashBlock|0.068|0.577|0.036|
 |hashElement|0.002|0.041|0.000|
 |hashHTMLSpans|4.126|4.528|3.950|
 |hashPreCodeTags|0.149|0.537|0.110|
 |headers|1.171|3.877|0.884|
 |horizontalRule|0.381|3.457|0.197|
 |images|0.195|0.618|0.133|
 |italicsAndBold|0.298|0.562|0.245|
 |lists|3.790|6.139|2.612|
 |outdent|0.167|0.276|0.139|
 |paragraphs|5.349|6.076|4.897|
 |spanGamut|4.370|6.111|3.946|
 |strikethrough|0.003|0.048|0.000|
 |stripLinkDefinitions|0.255|0.401|0.218|
 |tables|0.002|0.033|0.000|
 |unescapeSpecialChars|0.009|0.040|0.007|
 ## [version 1.7.3](https://github.com/showdownjs/showdown/tree/1.7.3)
 ### Test Suite: Basic (50 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |Simple "Hello World"|0.277|5.743|0.088|
 |performance.testfile.md|30.733|54.768|26.972|
 ### Test Suite: subParsers (20 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |hashHTMLBlocks|4.316|8.271|2.339|
 |anchors|0.525|3.812|0.288|
 |autoLinks|0.085|0.220|0.063|
 |blockQuotes|2.033|3.622|1.745|
 |codeBlocks|0.251|1.060|0.178|
 |codeSpans|0.246|0.749|0.157|
 |detab|0.142|0.752|0.087|
 |encodeAmpsAndAngles|0.100|0.129|0.095|
 |encodeBackslashEscapes|0.079|0.125|0.070|
 |encodeCode|0.977|1.774|0.852|
 |escapeSpecialCharsWithinTagAttributes|0.271|0.441|0.244|
 |githubCodeBlocks|0.235|0.985|0.139|
 |hashBlock|0.068|0.550|0.036|
 |hashElement|0.002|0.030|0.000|
 |hashHTMLSpans|4.197|4.564|4.006|
 |hashPreCodeTags|0.139|0.543|0.106|
 |headers|1.148|4.214|0.880|
 |horizontalRule|0.214|0.273|0.199|
 |images|0.310|3.095|0.120|
 |italicsAndBold|0.279|0.378|0.235|
 |lists|3.843|8.278|2.630|
 |outdent|0.193|0.386|0.144|
 |paragraphs|5.541|8.153|4.836|
 |spanGamut|4.638|5.775|4.142|
 |strikethrough|0.003|0.052|0.000|
 |stripLinkDefinitions|0.167|0.275|0.142|
 |tables|0.002|0.036|0.000|
 |unescapeSpecialChars|0.009|0.032|0.008|
 ## [version 1.7.2](https://github.com/showdownjs/showdown/tree/1.7.2)
 ### Test Suite: Basic (50 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |Simple "Hello World"|0.292|5.780|0.087|
 |performance.testfile.md|30.396|53.860|26.054|
 ### Test Suite: subParsers (20 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |hashHTMLBlocks|4.303|7.798|2.377|
 |anchors|0.347|0.647|0.287|
 |autoLinks|0.088|0.165|0.063|
 |blockQuotes|2.101|5.121|1.738|
 |codeBlocks|0.239|0.878|0.184|
 |codeSpans|0.252|0.628|0.160|
 |detab|0.094|0.129|0.088|
 |encodeAmpsAndAngles|0.131|0.733|0.093|
 |encodeBackslashEscapes|0.080|0.116|0.070|
 |encodeCode|0.939|1.480|0.857|
 |escapeSpecialCharsWithinTagAttributes|0.285|0.473|0.243|
 |githubCodeBlocks|0.214|1.047|0.140|
 |hashBlock|0.068|0.553|0.036|
 |hashElement|0.002|0.030|0.000|
 |hashHTMLSpans|4.323|6.162|4.004|
 |hashPreCodeTags|0.147|0.558|0.109|
 |headers|1.176|4.491|0.884|
 |horizontalRule|0.216|0.264|0.193|
 |images|0.156|0.559|0.118|
 |italicsAndBold|0.322|1.013|0.237|
 |lists|2.753|5.613|2.328|
 |outdent|0.163|0.232|0.140|
 |paragraphs|5.109|6.168|4.741|
 |spanGamut|4.423|6.149|4.001|
 |strikethrough|0.003|0.051|0.000|
 |stripLinkDefinitions|0.160|0.226|0.142|
 |tables|0.002|0.043|0.000|
 |unescapeSpecialChars|0.011|0.046|0.007|
 ## [version 1.7.1](https://github.com/showdownjs/showdown/tree/1.7.1)
 ### Test Suite: Basic (50 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |Simple "Hello World"|1.074|20.566|0.324|
 |performance.testfile.md|30.463|82.116|26.022|
 ### Test Suite: subParsers (20 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |hashHTMLBlocks|4.233|9.062|2.359|
 |anchors|0.351|0.763|0.286|
 |autoLinks|0.089|0.190|0.065|
 |blockQuotes|2.074|4.989|1.729|
 |codeBlocks|0.256|0.937|0.179|
 |codeSpans|0.242|0.839|0.158|
 |detab|0.099|0.168|0.086|
 |encodeAmpsAndAngles|0.131|0.646|0.093|
 |encodeBackslashEscapes|0.076|0.140|0.070|
 |encodeCode|0.994|1.706|0.865|
 |escapeSpecialCharsWithinTagAttributes|0.267|0.375|0.250|
 |githubCodeBlocks|0.192|0.966|0.140|
 |hashBlock|0.059|0.397|0.036|
 |hashElement|0.002|0.031|0.000|
 |hashHTMLSpans|4.117|5.585|3.890|
 |hashPreCodeTags|0.142|0.529|0.108|
 |headers|1.145|4.103|0.864|
 |horizontalRule|0.217|0.366|0.194|
 |images|0.151|0.553|0.117|
 |italicsAndBold|0.312|1.241|0.236|
 |lists|4.023|7.077|2.498|
 |outdent|0.175|0.261|0.148|
 |paragraphs|6.557|8.645|4.997|
 |spanGamut|5.073|6.347|4.137|
 |strikethrough|0.006|0.110|0.000|
 |stripLinkDefinitions|0.164|0.277|0.142|
 |tables|0.004|0.080|0.000|
 |unescapeSpecialChars|0.009|0.046|0.007|
 ## [version 1.7.0](https://github.com/showdownjs/showdown/tree/1.7.0)
 ### Test Suite: Basic (50 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |Simple "Hello World"|0.393|9.953|0.097|
 |performance.testfile.md|29.416|54.253|25.949|
 ### Test Suite: subParsers (20 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |hashHTMLBlocks|4.062|7.185|2.326|
 |anchors|0.488|4.086|0.281|
 |autoLinks|0.086|0.200|0.063|
 |blockQuotes|2.071|4.554|1.733|
 |codeBlocks|0.253|0.864|0.178|
 |codeSpans|0.261|0.592|0.160|
 |detab|0.095|0.130|0.089|
 |encodeAmpsAndAngles|0.103|0.192|0.095|
 |encodeBackslashEscapes|0.106|0.589|0.071|
 |encodeCode|0.927|1.182|0.835|
 |escapeSpecialCharsWithinTagAttributes|0.276|0.617|0.245|
 |githubCodeBlocks|0.195|0.980|0.139|
 |hashBlock|0.062|0.483|0.035|
 |hashElement|0.001|0.025|0.000|
 |hashHTMLSpans|4.120|4.610|3.859|
 |hashPreCodeTags|0.147|0.535|0.105|
 |headers|1.308|4.253|0.856|
 |horizontalRule|0.220|0.374|0.194|
 |images|0.150|0.507|0.116|
 |italicsAndBold|0.306|0.872|0.241|
 |lists|3.447|4.893|2.407|
 |outdent|0.267|0.868|0.181|
 |paragraphs|5.867|8.331|4.970|
 |spanGamut|5.039|7.124|4.116|
 |strikethrough|0.004|0.073|0.000|
 |stripLinkDefinitions|0.153|0.243|0.140|
 |tables|0.002|0.044|0.000|
 |unescapeSpecialChars|0.009|0.041|0.007|
 ## [version 1.6.4](https://github.com/showdownjs/showdown/tree/1.6.4)
 ### Test Suite: Basic (50 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |Simple "Hello World"|0.376|6.381|0.183|
 |performance.testfile.md|33.835|61.049|30.186|
 ### Test Suite: subParsers (20 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |hashHTMLBlocks|2.564|8.347|1.871|
 |anchors|0.499|4.222|0.270|
 |autoLinks|0.080|0.174|0.061|
 |blockQuotes|3.343|7.306|2.850|
 |codeBlocks|0.221|0.822|0.172|
 |codeSpans|0.229|0.744|0.156|
 |detab|0.097|0.154|0.086|
 |encodeAmpsAndAngles|0.117|0.200|0.094|
 |encodeBackslashEscapes|0.086|0.230|0.068|
 |encodeCode|0.885|1.165|0.816|
 |escapeSpecialCharsWithinTagAttributes|0.298|0.495|0.240|
 |githubCodeBlocks|0.183|0.785|0.133|
 |hashBlock|0.044|0.098|0.035|
 |hashElement|0.002|0.033|0.000|
 |hashHTMLSpans|4.200|4.552|3.987|
 |hashPreCodeTags|0.130|0.313|0.106|
 |headers|1.224|4.010|0.945|
 |horizontalRule|0.412|4.175|0.196|
 |images|0.088|0.203|0.073|
 |italicsAndBold|0.276|0.414|0.233|
 |lists|5.005|6.109|4.663|
 |outdent|0.152|0.337|0.139|
 |paragraphs|5.336|7.117|4.843|
 |spanGamut|4.450|6.153|3.857|
 |strikethrough|0.003|0.049|0.000|
 |stripLinkDefinitions|0.180|0.316|0.147|
 |tables|0.003|0.055|0.000|
 |unescapeSpecialChars|0.009|0.047|0.007|
 ## [version 1.6.3](https://github.com/showdownjs/showdown/tree/1.6.3)
 ### Test Suite: Basic (50 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |Simple "Hello World"|0.388|6.064|0.174|
 |performance.testfile.md|26.899|49.063|24.845|
 ### Test Suite: subParsers (20 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |hashHTMLBlocks|2.616|8.181|1.899|
 |anchors|0.515|4.691|0.264|
 |autoLinks|0.093|0.188|0.073|
 |blockQuotes|4.518|8.953|3.036|
 |codeBlocks|0.223|0.348|0.188|
 |codeSpans|0.318|1.095|0.177|
 |detab|0.092|0.137|0.087|
 |encodeAmpsAndAngles|0.044|0.089|0.038|
 |encodeBackslashEscapes|0.108|0.265|0.078|
 |encodeCode|1.535|9.896|0.865|
 |escapeSpecialCharsWithinTagAttributes|0.294|0.523|0.253|
 |githubCodeBlocks|0.208|0.790|0.142|
 |hashBlock|0.042|0.123|0.036|
 |hashElement|0.002|0.029|0.000|
 |hashHTMLSpans|0.410|1.598|0.240|
 |hashPreCodeTags|0.132|0.395|0.110|
 |headers|1.015|1.502|0.806|
 |horizontalRule|0.220|0.357|0.195|
 |images|0.158|0.978|0.077|
 |italicsAndBold|0.288|0.639|0.241|
 |lists|5.151|6.331|4.629|
 |outdent|0.180|0.363|0.143|
 |paragraphs|4.548|6.309|4.002|
 |spanGamut|1.519|1.864|1.372|
 |strikethrough|0.003|0.065|0.000|
 |stripLinkDefinitions|0.179|0.313|0.144|
 |tables|0.004|0.063|0.000|
 |unescapeSpecialChars|0.011|0.049|0.007|
 ## [version 1.6.2](https://github.com/showdownjs/showdown/tree/1.6.2)
 ### Test Suite: Basic (50 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |Simple "Hello World"|0.613|5.894|0.169|
 |performance.testfile.md|25.970|62.882|23.710|
 ### Test Suite: subParsers (20 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |hashHTMLBlocks|2.669|8.479|1.885|
 |anchors|0.500|3.841|0.268|
 |autoLinks|0.098|0.211|0.072|
 |blockQuotes|3.222|5.826|2.791|
 |codeBlocks|0.177|0.371|0.157|
 |codeSpans|0.218|0.483|0.151|
 |detab|0.135|0.655|0.085|
 |encodeAmpsAndAngles|0.042|0.118|0.036|
 |encodeBackslashEscapes|0.080|0.133|0.068|
 |encodeCode|0.560|0.982|0.484|
 |escapeSpecialCharsWithinTagAttributes|0.353|0.568|0.291|
 |githubCodeBlocks|0.180|0.773|0.127|
 |hashBlock|0.058|0.312|0.037|
 |hashElement|0.003|0.046|0.000|
 |hashHTMLSpans|0.475|2.325|0.234|
 |hashPreCodeTags|0.122|0.307|0.107|
 |headers|0.858|0.954|0.780|
 |horizontalRule|0.227|0.418|0.197|
 |images|0.171|1.453|0.077|
 |italicsAndBold|0.101|0.202|0.088|
 |lists|4.931|5.460|4.556|
 |outdent|0.163|0.315|0.142|
 |paragraphs|3.790|5.564|3.278|
 |spanGamut|1.442|2.012|1.203|
 |strikethrough|0.004|0.082|0.000|
 |stripBlankLines|0.086|0.130|0.080|
 |stripLinkDefinitions|0.160|0.217|0.145|
 |tables|0.004|0.076|0.000|
 |unescapeSpecialChars|0.010|0.058|0.007|
 ## [version 1.6.1](https://github.com/showdownjs/showdown/tree/1.6.1)
 ### Test Suite: Basic (50 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |Simple "Hello World"|0.317|5.498|0.161|
 |readme.md|26.014|46.799|24.245|
 ### Test Suite: subParsers (20 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |hashHTMLBlocks|2.641|7.792|1.936|
 |anchors|0.475|4.063|0.259|
 |autoLinks|0.089|0.197|0.069|
 |blockQuotes|3.213|6.054|2.880|
 |codeBlocks|0.162|0.269|0.153|
 |codeSpans|0.169|0.399|0.141|
 |detab|0.125|0.665|0.086|
 |encodeAmpsAndAngles|0.042|0.089|0.038|
 |encodeBackslashEscapes|0.076|0.133|0.068|
 |encodeCode|0.577|0.970|0.479|
 |escapeSpecialCharsWithinTagAttributes|0.246|0.350|0.221|
 |githubCodeBlocks|0.177|0.815|0.125|
 |hashBlock|0.065|0.430|0.038|
 |hashElement|0.002|0.034|0.000|
 |hashHTMLSpans|0.424|2.321|0.241|
 |hashPreCodeTags|0.122|0.238|0.104|
 |headers|0.804|0.946|0.726|
 |horizontalRule|0.219|0.274|0.194|
 |images|0.124|0.902|0.071|
 |italicsAndBold|0.101|0.150|0.090|
 |lists|4.939|5.421|4.624|
 |outdent|0.165|0.337|0.140|
 |paragraphs|3.495|4.555|3.171|
 |spanGamut|1.319|1.992|1.147|
 |strikethrough|0.007|0.143|0.000|
 |stripBlankLines|0.094|0.155|0.082|
 |stripLinkDefinitions|0.176|0.311|0.146|
 |tables|0.002|0.039|0.000|
 |unescapeSpecialChars|0.008|0.034|0.007|
 ## [version 1.6.0](https://github.com/showdownjs/showdown/tree/1.6.0)
 ### Test Suite: Basic (50 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |Simple "Hello World"|0.308|5.369|0.157|
 |readme.md|25.818|47.795|23.775|
 ### Test Suite: subParsers (20 cycles)
 | test | avgTime | max | min |
 |:-----|--------:|----:|----:|
 |hashHTMLBlocks|2.653|8.558|1.880|
 |anchors|0.517|4.142|0.271|
 |autoLinks|0.089|0.194|0.071|
 |blockGamut|17.372|22.941|14.082|
 |blockQuotes|3.011|4.110|2.774|
 |codeBlocks|0.243|0.834|0.193|
 |codeSpans|0.227|0.458|0.191|
 |detab|0.095|0.133|0.090|
 |encodeAmpsAndAngles|0.040|0.073|0.038|
 |encodeBackslashEscapes|0.100|0.510|0.068|
 |encodeCode|0.532|0.706|0.479|
 |escapeSpecialCharsWithinTagAttributes|0.386|0.702|0.327|
 |githubCodeBlocks|0.214|0.778|0.156|
 |hashBlock|0.057|0.280|0.035|
 |hashElement|0.002|0.033|0.000|
 |hashHTMLSpans|0.384|1.997|0.236|
 |hashPreCodeTags|0.133|0.200|0.116|
 |headers|0.944|2.468|0.782|
 |images|0.120|0.486|0.086|
 |italicsAndBold|0.111|0.445|0.088|
 |lists|5.783|13.249|4.464|
 |outdent|0.306|0.956|0.225|
 |paragraphs|6.583|8.811|4.499|
 |spanGamut|2.437|3.067|1.647|
 |strikethrough|0.005|0.100|0.000|
 |stripBlankLines|0.121|0.175|0.092|
 |stripLinkDefinitions|0.247|0.573|0.171|
 |tables|0.006|0.099|0.000|
 |unescapeSpecialChars|0.017|0.066|0.011|
--- a/src/cli/cli.js
+++ b/src/cli/cli.js
@ -1,50 +1,324 @@
 /**
 * Created by tivie
 */
-'use strict';
+var fs = require('fs'),
    json = JSON.parse(fs.readFileSync('package.json', 'utf8')),
    version = json.version,
    Command = require('commander').Command,
    program = new Command(),
    showdown;
-var yargs = require('yargs');
+// require shodown. We use conditional loading for each use case
-
+if (fs.existsSync('../dist/showdown.js')) {
-yargs
+  // production. File lives in bin directory
-  .version()
+  showdown = require('../dist/showdown');
-  .alias('v', 'version')
+} else if (fs.existsSync('../../.build/showdown.js')) {
-  .option('h', {
+  // testing envo, uses the concatenated stuff for testing
-    alias: 'help',
+  showdown = require('../../.build/showdown.js');
    description: 'Show help'
  })
  .option('q', {
    alias: 'quiet',
    description: 'Quiet mode. Only print errors',
    type: 'boolean',
    default: false
  })
  .option('m', {
    alias: 'mute',
    description: 'Mute mode. Does not print anything',
    type: 'boolean',
    default: false
  })
  .usage('Usage: showdown <command> [options]')
  .demand(1, 'You must provide a valid command')
  .command('makehtml', 'Converts markdown into html')
  .example('showdown makehtml -i foo.md -o bar.html', 'Converts \'foo.md\' to \'bar.html\'')
  .wrap(yargs.terminalWidth());
 var argv = yargs.argv,
    command = argv._[0];
 if (command === 'makehtml') {
  require('./makehtml.cmd.js').run(function (err) {
    if (err) {
      console.error(err);
    }
  });
 } else {
-  yargs.showHelp();
+  // cold testing (manual) of cli.js in the src file. We load the dist file
-  process.exit(0);
+  showdown = require('../../dist/showdown');
 }
-if (argv.help) {
+program
-  yargs.showHelp();
+  .name('showdown')
-  process.exit(0);
+  .description('CLI to Showdownjs markdown parser v' + version)
  .version(version)
  .usage('<command> [options]')
  .option('-q, --quiet', 'Quiet mode. Only print errors')
  .option('-m, --mute', 'Mute mode. Does not print anything');
 program.command('makehtml')
  .description('Converts markdown into html')
  .addHelpText('after', '\n\nExamples:')
  .addHelpText('after', '  showdown makehtml -i                     Reads from stdin and outputs to stdout')
  .addHelpText('after', '  showdown makehtml -i foo.md -o bar.html  Reads \'foo.md\' and writes to \'bar.html\'')
  .addHelpText('after', '  showdown makehtml -i --flavor="github"   Parses stdin using GFM style')
  .addHelpText('after', '\nNote for windows users:')
  .addHelpText('after', 'When reading from stdin, use option -u to set the proper encoding or run `chcp 65001` prior to calling showdown cli to set the command line to utf-8')
  .option('-i, --input [file]', 'Input source. Usually a md file. If omitted or empty, reads from stdin. Windows users see note below.', true)
  .option('-o, --output [file]', 'Output target. Usually a html file. If omitted or empty, writes to stdout', true)
  .option('-u, --encoding <encoding>', 'Sets the input encoding', 'utf8')
  .option('-y, --output-encoding <encoding>', 'Sets the output encoding', 'utf8')
  .option('-a, --append', 'Append data to output instead of overwriting. Ignored if writing to stdout', false)
  .option('-e, --extensions <extensions...>', 'Load the specified extensions. Should be valid paths to node compatible extensions')
  .option('-p, --flavor <flavor>', 'Run with a predetermined flavor of options. Default is vanilla', 'vanilla')
  .option('-c, --config <config...>', 'Enables showdown makehtml parser config options. Overrides flavor')
  .option('--config-help', 'Shows configuration options for showdown parser')
  .action(makehtmlCommand);
 program.parse();
 //
 // HELPER FUCNTIONS
 //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 /**
 * Messenger helper object to the CLI
 * @param {string} writeMode
 * @param {boolean} supress
 * @param {boolean} mute
 * @constructor
 */
 function Messenger (writeMode, supress, mute) {
  'use strict';
  writeMode = writeMode || 'stderr';
  supress = (!!supress || !!mute);
  mute = !!mute;
  this._print = (writeMode === 'stdout') ? console.log : console.error;
  this.errorExit = function (e) {
    if (!mute) {
      console.error('ERROR: ' + e.message);
      console.error('Run \'showdown <command> -h\' for help');
    }
    process.exit(1);
  };
  this.okExit = function () {
    if (!mute) {
      this._print('\n');
      this._print('DONE!');
    }
    process.exit(0);
  };
  this.printMsg = function (msg) {
    if (supress || mute || !msg) {
      return;
    }
    this._print(msg);
  };
  this.printError = function (msg) {
    if (mute) {
      return;
    }
    console.error(msg);
  };
 }
 /**
 * Helper function to show Showdown Options
 */
 function showShowdownOptions () {
  'use strict';
  var showdownOptions = showdown.getDefaultOptions(false);
  console.log('\nshowdown makehtml config options:');
  // show showdown options
  for (var sopt in showdownOptions) {
    if (showdownOptions.hasOwnProperty(sopt)) {
      console.log('  ' + sopt + ':', '[default=' + showdownOptions[sopt].defaultValue + ']',showdownOptions[sopt].describe);
    }
  }
  console.log('\n\nExample: showdown makehtml -c openLinksInNewWindow ghMentions ghMentionsLink="https://google.com"');
 }
 /**
 * Helper function to parse showdown options
 * @param {{}} configOptions
 * @param {{}} defaultOptions
 * @returns {{}}
 */
 function parseShowdownOptions (configOptions, defaultOptions) {
  'use strict';
  var shOpt = defaultOptions;
  // first prepare passed options
  if (configOptions) {
    for (var i = 0; i < configOptions.length; ++i) {
      var opt = configOptions[i],
          key = configOptions[i],
          val = true;
      if (/=/.test(opt)) {
        key = opt.split('=')[0];
        val = opt.split('=')[1];
      }
      shOpt[key] = val;
    }
  }
  return shOpt;
 }
 /**
 * Reads stdin
 * @returns {string}
 */
 function readFromStdIn (encoding) {
  'use strict';
  var size = fs.fstatSync(process.stdin.fd).size;
  if (size <= 0) {
    throw new Error('Could not read from stdin, reason: stdin is empty');
  }
  encoding = encoding || 'utf8';
  try {
    return size > 0 ? fs.readFileSync(process.stdin.fd, encoding).toString() : '';
  } catch (e) {
    throw new Error('Could not read from stdin, reason: ' + e.message);
  }
 }
 /**
 * Reads from a file
 * @param {string} file Filepath to dile
 * @param {string} encoding Encoding of the file
 * @returns {Buffer}
 */
 function readFromFile (file, encoding) {
  'use strict';
  try {
    return fs.readFileSync(file, encoding);
  } catch (err) {
    throw new Error('Could not read from file ' + file + ', reason: ' + err.message);
  }
 }
 /**
 * Writes to stdout
 * @param {string} html
 * @returns {boolean}
 */
 function writeToStdOut (html) {
  'use strict';
  if (!process.stdout.write(html)) {
    throw new Error('Could not write to StdOut');
  }
 }
 /**
 * Writes to file
 * @param {string} html HTML to write
 * @param {string} file Filepath
 * @param {boolean} append If the result should be appended
 */
 function writeToFile (html, file, append) {
  'use strict';
  // If a flag is passed, it means we should append instead of overwriting.
  // Only works with files, obviously
  var write = (append) ? fs.appendFileSync : fs.writeFileSync;
  try {
    write(file, html);
  } catch (err) {
    throw new Error('Could not write to file ' + file + ', readon: ' + err.message);
  }
 }
 /**
 * makehtml command
 * @param {{}} options
 * @param {Command} cmd
 */
 function makehtmlCommand (options, cmd) {
  'use strict';
  // show configuration options for showdown helper if configHelp was passed
  if (options.configHelp) {
    showShowdownOptions();
    return;
  }
  var quiet = !!(cmd.parent._optionValues.quiet),
      mute = !!(cmd.parent._optionValues.mute),
      readMode = (!options.input || options.input === '' || options.input === true) ? 'stdin' : 'file',
      writeMode = (!options.output || options.output === '' || options.output === true) ? 'stdout' : 'file',
      msgMode = (writeMode === 'file') ? 'stdout' : 'stderr',
      // initiate Messenger helper, can maybe be replaced with commanderjs internal stuff
      messenger = new Messenger(msgMode, quiet, mute),
      defaultOptions = showdown.getDefaultOptions(true),
      md, html;
  // deal with flavor first since config flag overrides flavor individual options
  if (options.flavor) {
    messenger.printMsg('Enabling flavor ' + options.flavor + '...');
    defaultOptions = showdown.getFlavorOptions(options.flavor);
    if (!defaultOptions) {
      messenger.errorExit(new Error('Flavor ' + options.flavor + ' is not recognised'));
      return;
    }
    messenger.printMsg('OK!');
  }
  // store config options in the options.config as an object
  options.config = parseShowdownOptions(options.config, defaultOptions);
  // print enabled options
  for (var o in options.config) {
    if (options.config.hasOwnProperty(o) && options.config[o] === true) {
      messenger.printMsg('Enabling option ' + o);
    }
  }
  // initialize the converter
  messenger.printMsg('\nInitializing converter...');
  var converter;
  try {
    converter = new showdown.Converter(options.config);
  } catch (e) {
    messenger.errorExit(e);
    return;
  }
  messenger.printMsg('OK!');
  // load extensions
  if (options.extensions) {
    messenger.printMsg('\nLoading extensions...');
    for (var i = 0; i < options.extensions.length; ++i) {
      try {
        messenger.printMsg(options.extensions[i]);
        var ext = require(options.extensions[i]);
        converter.addExtension(ext, options.extensions[i]);
        messenger.printMsg(options.extensions[i] + ' loaded...');
      } catch (e) {
        messenger.printError('Could not load extension ' + options.extensions[i] + '. Reason:');
        messenger.errorExit(e);
      }
    }
  }
  messenger.printMsg('...');
  // read the input
  messenger.printMsg('Reading data from ' + readMode + '...');
  if (readMode === 'stdin') {
    try {
      md = readFromStdIn(options.encoding);
    } catch (err) {
      messenger.errorExit(err);
      return;
    }
  } else {
    try {
      md = readFromFile(options.input, options.encoding);
    } catch (err) {
      messenger.errorExit(err);
      return;
    }
  }
  // process the input
  messenger.printMsg('Parsing markdown...');
  html = converter.makeHtml(md);
  // write the output
  messenger.printMsg('Writing data to ' + writeMode + '...');
  if (writeMode === 'stdout') {
    try {
      writeToStdOut(html);
    } catch (err) {
      messenger.errorExit(err);
      return;
    }
  } else {
    try {
      writeToFile(html, options.output, options.append);
    } catch (err) {
      messenger.errorExit(err);
      return;
    }
  }
  messenger.okExit();
 }
--- a/src/cli/makehtml.cmd.js
+++ b/src/cli/makehtml.cmd.js
@ -1,200 +0,0 @@
 var yargs = require('yargs'),
    fs = require('fs'),
    Messenger = require('./messenger.js'),
    showdown = require('../../dist/showdown'),
    showdownOptions = showdown.getDefaultOptions(false);
 yargs.reset()
  .usage('Usage: showdown makehtml [options]')
  .example('showdown makehtml -i', 'Reads from stdin and outputs to stdout')
  .example('showdown makehtml -i foo.md -o bar.html', 'Reads \'foo.md\' and writes to \'bar.html\'')
  .example('showdown makehtml -i --flavor="github"', 'Parses stdin using GFM style')
  .version()
  .alias('v', 'version')
  .config('c')
  .alias('c', 'config')
  .help('h')
  .alias('h', 'help')
  .option('i', {
    alias : 'input',
    describe: 'Input source. Usually a md file. If omitted or empty, reads from stdin',
    type: 'string'
  })
  .option('o', {
    alias : 'output',
    describe: 'Output target. Usually a html file. If omitted or empty, writes to stdout',
    type: 'string',
    default: false
  })
  .option('u', {
    alias : 'encoding',
    describe: 'Input encoding',
    type: 'string'
  })
  .option('a', {
    alias : 'append',
    describe: 'Append data to output instead of overwriting',
    type: 'string',
    default: false
  })
  .option('e', {
    alias : 'extensions',
    describe: 'Load the specified extensions. Should be valid paths to node compatible extensions',
    type: 'array'
  })
  .option('p', {
    alias : 'flavor',
    describe: 'Run with a predetermined flavor of options. Default is vanilla',
    type: 'string'
  })
  .option('q', {
    alias: 'quiet',
    description: 'Quiet mode. Only print errors',
    type: 'boolean',
    default: false
  })
  .option('m', {
    alias: 'mute',
    description: 'Mute mode. Does not print anything',
    type: 'boolean',
    default: false
  });
 // load showdown default options
 for (var opt in showdownOptions) {
  if (showdownOptions.hasOwnProperty(opt)) {
    if (showdownOptions[opt].defaultValue === false) {
      showdownOptions[opt].default = null;
    } else {
      showdownOptions[opt].default = showdownOptions[opt].defaultValue;
    }
    yargs.option(opt, showdownOptions[opt]);
  }
 }
 function run (cb) {
  'use strict';
  var argv = yargs.argv,
      readMode = (!argv.i || argv.i === '') ? 'stdin' : 'file',
      writeMode = (!argv.o || argv.o === '') ? 'stdout' : 'file',
      msgMode = (writeMode === 'file') ? 'stdout' : 'stderr',
      /**
       * MSG object
       * @type {Messenger}
       */
      messenger = new Messenger(msgMode, argv.q, argv.m),
      write = (writeMode === 'stdout') ? writeToStdOut : writeToFile,
      enc = argv.encoding || 'utf8',
      flavor =  argv.p,
      append = argv.a || false,
      options = parseOptions(flavor),
      converter = new showdown.Converter(options),
      html;
  // Load extensions
  if (argv.e) {
    messenger.printMsg('Loading extensions');
    for (var i = 0; i < argv.e.length; ++i) {
      try {
        var ext = require(argv.e[i]);
        converter.addExtension(ext, argv.e[i]);
      } catch (e) {
        messenger.printError('Could not load extension ' + argv.e[i] + '. Reason:');
        messenger.errorExit(e);
      }
    }
  }
  messenger.printMsg('...');
  // read the input
  messenger.printMsg('Reading data from ' + readMode + '...');
  readFrom(argv.i, enc, function (err, md) {
    if (err) {
      return cb(err);
    }
    // process the input
    messenger.printMsg('Parsing markdown...');
    html = converter.makeHtml(md);
    // write the output
    messenger.printMsg('Writing data to ' + writeMode + '...');
    write(html, append);
    messenger.okExit();
    cb();
  });
  function parseOptions (flavor) {
    var options = {},
        flavorOpts = showdown.getFlavorOptions(flavor) || {};
    // if flavor is not undefined, let's tell the user we're loading that preset
    if (flavor) {
      messenger.printMsg('Loading ' + flavor + ' flavor.');
    }
    for (var opt in argv) {
      if (argv.hasOwnProperty(opt)) {
        // first we load the default options
        if (showdownOptions.hasOwnProperty(opt) && showdownOptions[opt].default !== null) {
          options[opt] = showdownOptions[opt].default;
        }
        // we now override defaults with flavor, if a flavor was indeed passed
        if (flavorOpts.hasOwnProperty(opt)) {
          options[opt] = flavorOpts[opt];
        }
        // lastly we override with explicit passed options
        // being careful not to pass CLI specific options, such as -v, -h or --extensions
        if (showdownOptions.hasOwnProperty(opt)) {
          if (argv[opt] === true) {
            messenger.printMsg('Enabling option ' + opt);
            options[opt] = argv[opt];
          } else if (argv[opt] === false) {
            options[opt] = argv[opt];
          }
        }
      }
    }
    return options;
  }
  function readFrom (src, enc, cb) {
    var stream = process.stdin;
    if (src && src.length) {
      stream = fs.createReadStream(src, {encoding: enc});
    } else {
      process.stdin.setEncoding(enc);
      process.stdin.resume();
    }
    var data = '';
    stream.on('data', function (chunk) {
      data += chunk.toString();
    });
    stream.on('end',function () {
      cb(null, data);
    });
    stream.on('error', cb);
  }
  function writeToStdOut (html) {
    return process.stdout.write(html);
  }
  function writeToFile (html, append) {
    // If a flag is passed, it means we should append instead of overwriting.
    // Only works with files, obviously
    var write = (append) ? fs.appendFileSync : fs.writeFileSync;
    try {
      write(argv.o, html);
    } catch (err) {
      messenger.errorExit(err);
    }
  }
 }
 module.exports = exports = {
  run: run
 };
--- a/src/cli/messenger.js
+++ b/src/cli/messenger.js
@ -1,40 +0,0 @@
 function Messenger (writeMode, supress, mute) {
  'use strict';
  writeMode = writeMode || 'stderr';
  supress = (!!supress || !!mute);
  mute = !!mute;
  this._print = (writeMode === 'stdout') ? console.log : console.error;
  this.errorExit = function (e) {
    if (!mute) {
      console.error('ERROR: ' + e.message);
      console.error('Run \'showdown <command> -h\' for help');
    }
    process.exit(1);
  };
  this.okExit = function () {
    if (!mute) {
      this._print('\n');
      this._print('DONE!');
    }
    process.exit(0);
  };
  this.printMsg = function (msg) {
    if (supress || mute || !msg) {
      return;
    }
    this._print(msg);
  };
  this.printError = function (msg) {
    if (mute) {
      return;
    }
    console.error(msg);
  };
 }
 module.exports = Messenger;
--- a/src/options.js
+++ b/src/options.js
@ -93,77 +93,77 @@ function getDefaultOpts (simple) {
    },
    smartIndentationFix: {
      defaultValue: false,
-      description: 'Tries to smartly fix indentation in es6 strings',
+      describe: 'Tries to smartly fix indentation in es6 strings',
      type: 'boolean'
    },
    disableForced4SpacesIndentedSublists: {
      defaultValue: false,
-      description: 'Disables the requirement of indenting nested sublists by 4 spaces',
+      describe: 'Disables the requirement of indenting nested sublists by 4 spaces',
      type: 'boolean'
    },
    simpleLineBreaks: {
      defaultValue: false,
-      description: 'Parses simple line breaks as <br> (GFM Style)',
+      describe: 'Parses simple line breaks as <br> (GFM Style)',
      type: 'boolean'
    },
    requireSpaceBeforeHeadingText: {
      defaultValue: false,
-      description: 'Makes adding a space between `#` and the header text mandatory (GFM Style)',
+      describe: 'Makes adding a space between `#` and the header text mandatory (GFM Style)',
      type: 'boolean'
    },
    ghMentions: {
      defaultValue: false,
-      description: 'Enables github @mentions',
+      describe: 'Enables github @mentions',
      type: 'boolean'
    },
    ghMentionsLink: {
      defaultValue: 'https://github.com/{u}',
-      description: 'Changes the link generated by @mentions. Only applies if ghMentions option is enabled.',
+      describe: 'Changes the link generated by @mentions. Only applies if ghMentions option is enabled.',
      type: 'string'
    },
    encodeEmails: {
      defaultValue: true,
-      description: 'Encode e-mail addresses through the use of Character Entities, transforming ASCII e-mail addresses into its equivalent decimal entities',
+      describe: 'Encode e-mail addresses through the use of Character Entities, transforming ASCII e-mail addresses into its equivalent decimal entities',
      type: 'boolean'
    },
    openLinksInNewWindow: {
      defaultValue: false,
-      description: 'Open all links in new windows',
+      describe: 'Open all links in new windows',
      type: 'boolean'
    },
    backslashEscapesHTMLTags: {
      defaultValue: false,
-      description: 'Support for HTML Tag escaping. ex: \<div>foo\</div>',
+      describe: 'Support for HTML Tag escaping. ex: \<div>foo\</div>',
      type: 'boolean'
    },
    emoji: {
      defaultValue: false,
-      description: 'Enable emoji support. Ex: `this is a :smile: emoji`',
+      describe: 'Enable emoji support. Ex: `this is a :smile: emoji`',
      type: 'boolean'
    },
    underline: {
      defaultValue: false,
-      description: 'Enable support for underline. Syntax is double or triple underscores: `__underline word__`. With this option enabled, underscores no longer parses into `<em>` and `<strong>`',
+      describe: 'Enable support for underline. Syntax is double or triple underscores: `__underline word__`. With this option enabled, underscores no longer parses into `<em>` and `<strong>`',
      type: 'boolean'
    },
    ellipsis: {
      defaultValue: true,
-      description: 'Replaces three dots with the ellipsis unicode character',
+      describe: 'Replaces three dots with the ellipsis unicode character',
      type: 'boolean'
    },
    completeHTMLDocument: {
      defaultValue: false,
-      description: 'Outputs a complete html document, including `<html>`, `<head>` and `<body>` tags',
+      describe: 'Outputs a complete html document, including `<html>`, `<head>` and `<body>` tags',
      type: 'boolean'
    },
    metadata: {
      defaultValue: false,
-      description: 'Enable support for document metadata (defined at the top of the document between `«««` and `»»»` or between `---` and `---`).',
+      describe: 'Enable support for document metadata (defined at the top of the document between `«««` and `»»»` or between `---` and `---`).',
      type: 'boolean'
    },
    splitAdjacentBlockquotes: {
      defaultValue: false,
-      description: 'Split adjacent blockquote blocks',
+      describe: 'Split adjacent blockquote blocks',
      type: 'boolean'
    },
    moreStyling: {
--- a/src/showdown.js
+++ b/src/showdown.js
@ -187,7 +187,7 @@ showdown.subParser = function (name, func) {
 * Gets or registers an extension
 * @static
 * @param {string} name
- * @param {object|function=} ext
+ * @param {object|object[]|function=} ext
 * @returns {*}
 */
 showdown.extension = function (name, ext) {
--- a/test/cli/basic.html
+++ b/test/cli/basic.html
@ -1,3 +1,2 @@
 <h1 id="sometitle">some title</h1>
 <p>Test <strong>bold</strong> and <em>italic</em></p>
--- a/test/mocks/mock-extension.js
+++ b/test/mocks/mock-extension.js
@ -0,0 +1,14 @@
 var showdown = require('../../.build/showdown.js');
 var ext = {
  type: 'lang',
  regex: /foo/g,
  replace: 'bar'
 };
 showdown.extension('mockextension', function () {
  'use strict';
  return [ext];
 });
 module.exports = ext;
--- a/test/performance/performance.js
+++ b/test/performance/performance.js
@ -49,10 +49,7 @@ function runTests () {
      showdown.subParser('makehtml.hashHTMLBlocks')(testMDFile, options, globals);
    })
    .add('anchors', function () {
-      showdown.subParser('makehtml.anchors')(testMDFile, options, globals);
+      showdown.subParser('makehtml.links')(testMDFile, options, globals);
    })
    .add('autoLinks', function () {
      showdown.subParser('makehtml.autoLinks')(testMDFile, options, globals);
    })
    .add('blockQuotes', function () {
      showdown.subParser('makehtml.blockQuotes')(testMDFile, options, globals);
--- a/test/unit/cli.js
+++ b/test/unit/cli.js
@ -0,0 +1,293 @@
 var fs = require('fs'),
    path = require('path'),
    chai = require('chai'),
    expect = chai.expect,
    chaiMatch = require('chai-match'),
    execSync = require('child_process').execSync,
    spawnSync = require('child_process').spawnSync,
    cmd = 'node src/cli/cli.js',
    packageJson = JSON.parse(fs.readFileSync('package.json', 'utf8'));
 require('sinon');
 chai.should();
 chai.use(chaiMatch);
 /**
 * Spawns a CLI process synchrously
 * @param {string|null} command
 * @param {string[]} args
 * @param {{}} [options]
 * @returns {{output: *, stdout: string, stderr: string, status: number}}
 */
 function spawnCLI (command, args, options) {
  'use strict';
  var nargs = ['src/cli/cli.js'];
  if (command) { nargs.push(command);}
  args = nargs.concat(args);
  var otp = spawnSync('node', args, options),
      stdout = otp.stdout.toString(),
      stderr = otp.stderr.toString(),
      output = otp.output[0],
      status = otp.status;
  return {stdout: stdout, stderr: stderr, output: output, status: status};
 }
 describe('showdown cli', function () {
  'use strict';
  describe('without commands', function () {
    it('should display help if no commands are specified', function () {
      var proc = spawnCLI(null, [], {});
      proc.status.should.equal(1);
      proc.stderr.should.contain('CLI to Showdownjs markdown parser');
      proc.stderr.should.contain('Usage:');
      proc.stderr.should.contain('Options:');
      proc.stderr.should.contain('Commands:');
      proc.stdout.should.equal('');
    });
    describe('-h', function () {
      it('should display help', function () {
        var proc = spawnCLI(null, ['-h'], {});
        proc.status.should.equal(0);
        proc.stdout.should.contain('CLI to Showdownjs markdown parser');
        proc.stdout.should.contain('Usage:');
        proc.stdout.should.contain('Options:');
        proc.stdout.should.contain('Commands:');
        proc.stderr.should.equal('');
      });
    });
    describe('-v', function () {
      it('should display version', function () {
        var proc = spawnCLI(null, ['-V'], {});
        proc.status.should.equal(0);
        proc.stdout.should.match(/^\d{1,2}\.\d{1,3}\.\d{1,3}/);
        proc.stdout.should.match(/^(\d{1,2}\.\d{1,3}\.\d{1,3})/).and.capture(0).equals(packageJson.version);
        proc.stderr.should.equal('');
      });
    });
  });
  describe('makehtml command', function () {
    describe('makehtml without flags', function () {
      it('should read from stdin and output to stdout', function () {
        var proc = spawnCLI('makehtml', [], {
          input: '**foo**',
          encoding: 'utf-8'
        });
        proc.status.should.equal(0);
        proc.stdout.should.equal('<p><strong>foo</strong></p>');
        proc.stderr.should.not.equal('');
      });
    });
    describe('makehtml -p', function () {
      it('should enable a flavor', function () {
        var proc = spawnCLI('makehtml', ['-p', 'github'], {
          input: 'this is a :smile:', // test the emoji option as a proxy
          encoding: 'utf-8'
        });
        proc.status.should.equal(0);
        proc.stderr.should.contain('Enabling flavor github...');
        proc.stdout.should.equal('<p>this is a 😄</p>');
        //'Here in London'.should.match(/(here|there) in (\w+)/i).and.capture(1).equals('London');
      });
      it('should give an error if a flavor is not recognised', function () {
        var proc = spawnCLI('makehtml', ['-p', 'foobar'], {
          input: '**foo**',
          encoding: 'utf-8'
        });
        proc.status.should.equal(1);
      });
    });
    describe('makehtml -c', function () {
      it('should not parse emoji if config option is not passed', function () {
        var proc = spawnCLI('makehtml', [], {
          input: 'this is a :smile:',
          encoding: 'utf-8'
        });
        proc.status.should.equal(0);
        proc.stderr.should.not.contain('Enabling option emoji');
        proc.stdout.should.equal('<p>this is a :smile:</p>');
      });
      it('should enable a showdown option', function () {
        var proc = spawnCLI('makehtml', ['-c', 'emoji'], {
          input: 'this is a :smile:',
          encoding: 'utf-8'
        });
        proc.status.should.equal(0);
        proc.stderr.should.contain('Enabling option emoji');
        proc.stdout.should.equal('<p>this is a 😄</p>');
      });
      it('should ignore unrecognized options', function () {
        var proc = spawnCLI('makehtml', ['-c', 'foobar'], {
          input: 'foo',
          encoding: 'utf-8'
        });
        proc.status.should.equal(0);
        proc.stderr.should.contain('Enabling option foobar');
        proc.stdout.should.equal('<p>foo</p>');
      });
    });
    describe('makehtml -m', function () {
      it('should mute information', function () {
        var proc = spawnCLI('makehtml', ['-m', '-i'], {input: '**foo**'});
        proc.status.should.equal(0);
        expect(proc.output).to.be.null; // jshint ignore:line
        proc.stdout.should.equal('<p><strong>foo</strong></p>');
        proc.stderr.should.equal('');
      });
      it('should mute everything, even errors', function () {
        var proc = spawnCLI('makehtml', ['-m', '-i']);
        proc.status.should.equal(1);
        expect(proc.output).to.be.null; // jshint ignore:line
        proc.stdout.should.equal('');
        proc.stderr.should.equal('');
      });
      it('should not mute parsed html', function () {
        var proc = spawnCLI('makehtml', ['-m', '-i'], {
          input: '**foo**',
          encoding: 'utf-8'
        });
        proc.status.should.equal(0);
        proc.stdout.should.equal('<p><strong>foo</strong></p>');
        proc.stderr.should.equal('');
      });
    });
    describe('makehtml -q', function () {
      it('should not display information', function () {
        var proc = spawnCLI('makehtml', ['-q', '-i'], {input: '**foo**'});
        proc.status.should.equal(0);
        expect(proc.output).to.be.null; // jshint ignore:line
        proc.stdout.should.equal('<p><strong>foo</strong></p>');
        proc.stderr.should.match(/^\s*DONE!\s*$/);
      });
      it('should display errors', function () {
        var proc = spawnCLI('makehtml', ['-q', '-i']);
        proc.status.should.equal(1);
        expect(proc.output).to.be.null; // jshint ignore:line
        proc.stdout.should.equal('');
        proc.stderr.should.match(/^ERROR:/);
      });
      it('should not mute parsed html', function () {
        var proc = spawnCLI('makehtml', ['-q', '-i'], {
          input: '**foo**',
          encoding: 'utf-8'
        });
        proc.status.should.equal(0);
        proc.stdout.should.equal('<p><strong>foo</strong></p>');
        proc.stderr.should.match(/^\s*DONE!\s*$/);
      });
    });
    describe('makehtml -i -o', function () {
      it('should read from stdin and output to stdout', function () {
        var proc = spawnCLI('makehtml', ['-i', '-o'], {
          input: '**foo**',
          encoding: 'utf-8'
        });
        proc.status.should.equal(0);
        proc.stdout.should.equal('<p><strong>foo</strong></p>');
        proc.stderr.should.not.equal('');
      });
    });
    describe('makehtml -i <file> -o', function () {
      it('should read from a file and output to stdout', function () {
        var expectedOtp = fs.readFileSync('test/cli/basic.html', 'utf8').toString().trim(),
            proc = spawnCLI('makehtml', ['-i', 'test/cli/basic.md'], {encoding: 'utf-8'});
        proc.status.should.equal(0);
        proc.stdout.should.equal(expectedOtp);
        proc.stderr.should.not.equal('');
      });
    });
    describe('makehtml -i -o <file>', function () {
      it('should read from stdin and output to a file', function () {
        execSync(cmd + ' makehtml -m -i -o .build/io1.html', {
          encoding: 'utf8',
          input: '**foo**'
        });
        var otp = fs.readFileSync('.build/io1.html', 'utf8').toString().trim(),
            expectedOtp = '<p><strong>foo</strong></p>';
        otp.trim().should.equal(expectedOtp);
      });
    });
    describe('makehtml -i <file> -o <file>', function () {
      it('should read from a file and output to a file', function () {
        var expectedOtp = fs.readFileSync('test/cli/basic.html', 'utf8').toString().trim(),
            proc = spawnCLI('makehtml', ['-i', 'test/cli/basic.md', '-o', '.build/io2.html'], {encoding: 'utf-8'}),
            otp = fs.readFileSync('.build/io2.html', 'utf8').toString().trim();
        otp.trim().should.equal(expectedOtp);
        proc.stdout.should.not.equal(expectedOtp);
        proc.stderr.should.equal('');
        proc.status.should.equal(0);
      });
    });
    describe('makehtml -a', function () {
      it('should read from stdin and append to a file', function () {
        fs.writeFileSync('.build/io3.html', '<p>foo</p>');
        var expectedOtp = '<p>foo</p><p><strong>foo</strong></p>',
            proc = spawnCLI('makehtml', ['-i', '-o', '.build/io3.html', '-a'], {
              encoding: 'utf8',
              input: '**foo**'
            }),
            otp = fs.readFileSync('.build/io3.html', 'utf8').toString().trim();
        proc.status.should.equal(0);
        otp.trim().should.equal(expectedOtp);
        // since the output is to a file, messages are logged to stdout
        proc.stdout.should.not.equal(expectedOtp);
        // stderr should be empty
        proc.stderr.should.equal('');
      });
      it('should ignore -a flag if -o <file> is missing', function () {
        var expectedOtp = '<p><strong>foo</strong></p>',
            proc = spawnCLI('makehtml', ['-a'], {encoding: 'utf8', input: '**foo**'});
        proc.status.should.equal(0);
        proc.stderr.should.not.equal('');
        proc.stdout.should.equal(expectedOtp);
      });
    });
    describe('makehtml -e', function () {
      it('should load the extension', function () {
        var expectedOtp = '<p><strong>bar</strong></p>',
            extPath = path.resolve(__dirname + '/../mocks/mock-extension.js'),
            proc = spawnCLI('makehtml', ['-i', '-o', '-e', extPath], {
              encoding: 'utf8',
              input: '**foo**'
            });
        proc.status.should.equal(0, 'Process exited with error state');
        proc.stdout.trim().should.equal(expectedOtp);
      });
    });
  });
 });
--- a/test/unit/showdown.Converter.makeMarkdown.js
+++ b/test/unit/showdown.Converter.makeMarkdown.js
@ -0,0 +1,25 @@
 /**
 * Created by Estevao on 15-01-2015.
 */
 describe('showdown.Converter', function () {
  'use strict';
  require('source-map-support').install();
  require('chai').should();
  var jsdom = require('jsdom'),
      document = new jsdom.JSDOM('', {}).window.document, // jshint ignore:line
      showdown = require('../../.build/showdown.js');
  describe('makeMarkdown()', function () {
    var converter = new showdown.Converter();
    it('should parse a simple html string', function () {
      var html = '<a href="/somefoo.html">a link</a>\n';
      var md   = '[a link](</somefoo.html>)';
      converter.makeMarkdown(html, document).should.equal(md);
    });
  });
 });
--- a/test/unit/showdown.js
+++ b/test/unit/showdown.js
@ -3,6 +3,7 @@ require('chai').should();
 var expect = require('chai').expect,
    showdown = require('../../.build/showdown.js');
 describe('showdown.options', function () {
  'use strict';
@ -34,21 +35,37 @@ describe('showdown.extension()', function () {
        return extObjMock;
      };
-  describe('should register', function () {
+  describe('file loading', function () {
-    it('an extension object', function () {
+
    beforeEach(function () {
      this.extension = require('../mocks/mock-extension');
    });
    it('should register an extension from a file', function () {
      showdown.extension('mockextension').should.be.an('array');
      showdown.extension('mockextension').should.eql([this.extension]);
    });
    afterEach(function () {
      showdown.resetExtensions();
    });
  });
  describe('objects', function () {
    it('should register an extension object', function () {
      showdown.extension('foo', extObjMock);
      showdown.extension('foo').should.eql([extObjMock]);
      showdown.resetExtensions();
    });
-    it('an extension function', function () {
+    it('should register an extension function', function () {
-      showdown.extension('foo', extObjFunc);
+      showdown.extension('bar', extObjFunc);
-      showdown.extension('foo').should.eql([extObjMock]);
+      showdown.extension('bar').should.eql([extObjMock]);
      showdown.resetExtensions();
    });
-    it('a listener extension', function () {
+    it('should register a listener extension', function () {
-      showdown.extension('foo', {
+      showdown.extension('baz', {
        type: 'listener',
        listeners: {
          foo: function (name, txt) {
@ -56,19 +73,16 @@ describe('showdown.extension()', function () {
          }
        }
      });
      showdown.resetExtensions();
    });
  });
-  describe('should refuse to register', function () {
+    it('should refuse to register a generic object', function () {
    it('a generic object', function () {
      var fn = function () {
        showdown.extension('foo', {});
      };
      expect(fn).to.throw();
    });
-    it('an extension with invalid type', function () {
+    it('should refuse to register an extension with invalid type', function () {
      var fn = function () {
        showdown.extension('foo', {
          type: 'foo'
@ -77,7 +91,7 @@ describe('showdown.extension()', function () {
      expect(fn).to.throw(/type .+? is not recognized\. Valid values: "lang\/language", "output\/html" or "listener"/);
    });
-    it('an extension without regex or filter', function () {
+    it('should refuse to register an extension without regex or filter', function () {
      var fn = function () {
        showdown.extension('foo', {
          type: 'lang'
@ -86,7 +100,7 @@ describe('showdown.extension()', function () {
      expect(fn).to.throw(/extensions must define either a "regex" property or a "filter" method/);
    });
-    it('a listener extension without a listeners property', function () {
+    it('should refuse to register a listener extension without a listeners property', function () {
      var fn = function () {
        showdown.extension('foo', {
          type: 'listener'
@ -94,7 +108,13 @@ describe('showdown.extension()', function () {
      };
      expect(fn).to.throw(/Extensions of type "listener" must have a property called "listeners"/);
    });
    afterEach(function () {
      showdown.resetExtensions();
    });
  });
 });
 describe('showdown.getAllExtensions()', function () {
`@ -1,3 +1,2 @@`
	`<h1 id="sometitle">some title</h1>`	`<h1 id="sometitle">some title</h1>`

	`<p>Test <strong>bold</strong> and <em>italic</em></p>`	`<p>Test <strong>bold</strong> and <em>italic</em></p>`