mdast - npm Package Compare versions

Comparing version 0.26.2 to 0.27.0-rc.1

history.md

@@ -10,2 +10,12 @@ ---
 
+0.27.0-rc.1 / 2015-07-17
+========================
+
+*   Add CLI-pipelines ([ee5e603](https://github.com/wooorm/mdast/commit/ee5e603))
+*   Fix order of multiple attachers in `mdast#use` ([070d664](https://github.com/wooorm/mdast/commit/070d664))
+*   Remove travis deploy ([f693521](https://github.com/wooorm/mdast/commit/f693521))
+*   Update `doc/plugins.md` ([be77bef](https://github.com/wooorm/mdast/commit/be77bef))
+*   Fix invalid build-script ([a5738a1](https://github.com/wooorm/mdast/commit/a5738a1))
+*   Refactor to externalise utilities ([09dfec2](https://github.com/wooorm/mdast/commit/09dfec2))
+
 0.26.2 / 2015-07-06
@@ -12,0 +22,0 @@ ===================

index.js

@@ -8,2 +8,3 @@ 'use strict';
 var Ware = require('ware');
+var extend = require('extend.js');
 var parser = require('./lib/parse.js');
@@ -18,3 +19,2 @@ var stringifier = require('./lib/stringify.js');
 
-var clone = utilities.clone;
 var Parser = parser.Parser;
@@ -74,6 +74,6 @@ var parseProto = Parser.prototype;
 
-    customProto.blockTokenizers = clone(parseProto.blockTokenizers);
-    customProto.blockMethods = clone(parseProto.blockMethods);
-    customProto.inlineTokenizers = clone(parseProto.inlineTokenizers);
-    customProto.inlineMethods = clone(parseProto.inlineMethods);
+    customProto.blockTokenizers = extend({}, parseProto.blockTokenizers);
+    customProto.blockMethods = extend([], parseProto.blockMethods);
+    customProto.inlineTokenizers = extend({}, parseProto.inlineTokenizers);
+    customProto.inlineMethods = extend([], parseProto.inlineMethods);
 
@@ -84,3 +84,3 @@ expressions = parseProto.expressions;
     for (key in expressions) {
-        customProto.expressions[key] = clone(expressions[key]);
+        customProto.expressions[key] = extend({}, expressions[key]);
     }
@@ -143,6 +143,8 @@
  * @param {Function|Array.<Function>} attach
- * @param {Object?} options
+ * @param {Object?} [options]
+ * @param {FileSet?} [fileSet] - Optional file-set,
+ *   passed by the CLI.
  * @return {MDAST}
  */
-function use(attach, options) {
+function use(attach, options, fileSet) {
     var self = this;
@@ -161,6 +163,6 @@ var index;
     if ('length' in attach && typeof attach !== 'function') {
-        index = attach.length;
+        index = -1;
 
-        while (attach[--index]) {
-            self.use(attach[index]);
+        while (attach[++index]) {
+            self.use(attach[index], options, fileSet);
         }
@@ -176,3 +178,3 @@
     if (self.attachers.indexOf(attach) === -1) {
-        transformer = attach(self, options);
+        transformer = attach(self, options, fileSet);
 
@@ -179,0 +181,0 @@ self.attachers.push(attach);

lib/cli/configuration.js

 /**
  * @author Titus Wormer
  * @copyright 2015 Titus Wormer. All rights reserved.
- * @module Configuration
+ * @module mdast:cli:configuration
  * @fileoverview Find mdast rc files.
@@ -16,6 +16,6 @@ */
 var path = require('path');
-var debug = require('debug');
+var debug = require('debug')('mdast:cli:configuration');
 var home = require('user-home');
+var extend = require('extend.js');
 var defaults = require('../defaults');
-var utilities = require('../utilities');
 var Finder = require('./finder');
@@ -32,3 +32,2 @@
 var PERSONAL_CONFIGURATION = home ? path.join(home, RC_NAME) : null;
-var cwd = process.cwd();
 
@@ -48,4 +47,2 @@ /*
 
-debug = debug('mdast:configuration');
-
 var base = {
@@ -55,4 +52,4 @@ 'settings': {}
 
-utilities.copy(base.settings, defaults.parse);
-utilities.copy(base.settings, defaults.stringify);
+extend(base.settings, defaults.parse);
+extend(base.settings, defaults.stringify);
 
@@ -135,3 +132,3 @@ /**
             exception.message = 'Cannot read configuration file: ' +
-                filePath + '\n' + 'Error: ' + exception.message;
+                filePath + '\n' + exception.message;
 
@@ -229,5 +226,7 @@ throw exception;
 
+    self.cwd = settings.cwd || process.cwd();
+
     self.settings = settings.settings || {};
     self.plugins = settings.plugins || {};
-    self.useRC = settings.useRC;
+    self.detectRC = settings.detectRC;
 
@@ -237,3 +236,3 @@ if (file) {
 
-        cliConfiguration = load(path.resolve(cwd, file));
+        cliConfiguration = load(path.resolve(self.cwd, file));
     }
@@ -243,3 +242,3 @@
 
-    self.finder = new Finder([RC_NAME, PACKAGE_NAME]);
+    self.finder = new Finder([RC_NAME, PACKAGE_NAME], self.cwd);
 }
@@ -265,6 +264,6 @@
     var self = this;
-    var directory = filePath ? path.dirname(filePath) : cwd;
+    var directory = filePath ? path.dirname(filePath) : self.cwd;
     var configuration = self.cache[directory];
 
-    debug('Constructing configuration for `' + (filePath || cwd) + '`');
+    debug('Constructing configuration for `' + (filePath || self.cwd) + '`');
 
@@ -276,3 +275,3 @@ if (!configuration) {
 
-        if (!self.useRC) {
+        if (!self.detectRC) {
             debug('Ignoring .rc files');
@@ -279,0 +278,0 @@ } else {

lib/cli/finder.js

 /**
  * @author Titus Wormer
  * @copyright 2015 Titus Wormer. All rights reserved.
- * @module Finder
+ * @module mdast:cli:finder
  * @fileoverview Find one or more files by searching
@@ -28,8 +28,2 @@ *   the file system.
 
-/*
- * Constants.
- */
-
-var cwd = process.cwd();
-
 /**
@@ -63,5 +57,7 @@ * Get the entries for a directory.
  * @param {Array.<string>} files - Files to search for.
+ * @param {string?} cwd - Current working directory.
  */
-function Finder(files) {
+function Finder(files, cwd) {
     this.filenames = files;
+    this.cwd = cwd || process.cwd();
 
@@ -87,3 +83,3 @@ this.cache = {};
     var cache = self.cache;
-    var currentDirectory = directory ? resolve(directory) : cwd;
+    var currentDirectory = directory ? resolve(directory) : self.cwd;
     var child;
@@ -90,0 +86,0 @@ var directories;

lib/cli/ignore.js

 /**
  * @author Titus Wormer
  * @copyright 2015 Titus Wormer. All rights reserved.
- * @module Ignore
+ * @module mdast:cli:ignore
  * @fileoverview Find mdast ignore files.
@@ -16,3 +16,3 @@ */
 var path = require('path');
-var debug = require('debug');
+var debug = require('debug')('mdast:cli:ignore');
 var Finder = require('./finder');
@@ -38,10 +38,2 @@
 
-/*
- * Set-up.
- */
-
-var cwd = process.cwd();
-
-debug = debug('mdast:ignore');
-
 /**
@@ -110,5 +102,6 @@ * Check if a pattern-like line is an applicable pattern.
     self.cache = {};
-    self.finder = new Finder([IGNORE_NAME]);
+    self.cwd = options.cwd || process.cwd();
+    self.finder = new Finder([IGNORE_NAME], self.cwd);
 
-    self.useIgnore = settings.useIgnore;
+    self.detectIgnore = settings.detectIgnore;
 
@@ -118,3 +111,3 @@ if (file) {
 
-        self.cliIgnore = load(resolve(cwd, file));
+        self.cliIgnore = load(resolve(self.cwd, file));
     }
@@ -137,6 +130,6 @@ }
     var self = this;
-    var directory = filePath ? path.dirname(filePath) : cwd;
+    var directory = filePath ? path.dirname(filePath) : self.cwd;
     var ignore = self.cache[directory];
 
-    debug('Constructing ignore for `' + (filePath || cwd) + '`');
+    debug('Constructing ignore for `' + (filePath || self.cwd) + '`');
 
@@ -147,3 +140,3 @@ if (self.cliIgnore) {
         ignore = self.cliIgnore.concat(self.defaults);
-    } else if (!self.useIgnore) {
+    } else if (!self.detectIgnore) {
         ignore = self.defaults;
@@ -150,0 +143,0 @@ } else if (!has.call(self.cache, directory)) {

lib/cli/index.js

 /**
  * @author Titus Wormer
  * @copyright 2015 Titus Wormer. All rights reserved.
- * @module Engine
+ * @module mdast:cli
  * @fileoverview CLI Engine.
@@ -14,199 +14,7 @@ */
 
-var path = require('path');
-var fs = require('fs');
-var debug = require('debug')('mdast');
 var chalk = require('chalk');
-var concat = require('concat-stream');
-var mdast = require('../..');
-var Configuration = require('./configuration');
-var program = require('./program');
-var format = require('./formatter');
-var Traverser = require('./traverse');
-var Ignore = require('./ignore');
-var File = require('../file');
+var CLI = require('./cli');
+var fileSetPipeline = require('./file-set-pipeline');
 
-/*
- * Methods.
- */
-
-var exists = fs.existsSync || path.existsSync;
-var resolve = path.resolve;
-var join = path.join;
-var stat = fs.statSync;
-var read = fs.readFile;
-var write = fs.writeFile;
-var basename = path.basename;
-var extname = path.extname;
-var dirname = path.dirname;
-var stdout = process.stdout;
-var stdin = process.stdin;
-var stderr = process.stderr;
-var underline = chalk.underline;
-var yellow = chalk.yellow;
-var green = chalk.green;
-
-/*
- * Constants.
- */
-
-var ENCODING = 'utf-8';
-var EXTENSIONS = ['md', 'markdown', 'mkd', 'mkdn', 'mkdown', 'ron'];
-
-var cwd = process.cwd();
-var expextPipeIn = !stdin.isTTY;
-var seperator = path.sep;
-
 /**
- * Find root of a node module: parent directory of
- * `package.json`, or, the given directory if no
- * ancestral `package.json` is found.
- *
- * @example
- *   findRoot('mdast/test'); // 'mdast'
- *
- * @param {string} base - Path to directory.
- * @return {string} - Path to an ancestral project
- *   directory.
- */
-function findRoot(base) {
-    var location = base;
-    var parts = base.split(seperator);
-
-    while (!exists(join(location, 'package.json')) && parts.length > 1) {
-        parts.pop();
-
-        location = parts.join(seperator);
-    }
-
-    return parts.length ? location : base;
-}
-
-/*
- * Root.
- */
-
-var root = findRoot(cwd);
-
-debug('Using root: `%s`', root);
-
-/**
- * Require a plugin.  Checks, in this order:
- *
- * -  `$package/$pathlike`;
- * -  `$package/$pathlike.js`;
- * -  `$package/node_modules/$pathlike`;
- * -  `$package/node_modules/mdast-$pathlike`;
- * -  `$cwd/node_modules/$pathlike`;
- * -  `$cwd/node_modules/mdast-$pathlike`;
- * -  `$plugin`.
- *
- * Where `$package` is an ancestral package directory and
- * `$cwd` is the current working directory.
- *
- * @example
- *   var plugin = findPlugin('toc');
- *
- * @throws {Error} - Fails when `pathlike` cannot be
- *   resolved.
- * @param {string} pathlike - Reference to plugin.
- * @return {Object} - Result of `require`ing `plugin`.
- */
-function findPlugin(pathlike) {
-    var local = resolve(root, pathlike);
-    var npm = resolve(root, 'node_modules', pathlike);
-    var npmPrefixed = resolve(root, 'node_modules', 'mdast-' + pathlike);
-    var current = resolve(cwd, 'node_modules', pathlike);
-    var currentPrefixed = resolve(cwd, 'node_modules', 'mdast-' + pathlike);
-    var plugin;
-
-    if (exists(local) || exists(local + '.js')) {
-        plugin = local;
-    } else if (exists(npm)) {
-        plugin = npm;
-    } else if (exists(npmPrefixed)) {
-        plugin = npmPrefixed;
-    } else if (exists(current)) {
-        plugin = current;
-    } else if (exists(currentPrefixed)) {
-        plugin = currentPrefixed;
-    } else {
-        plugin = pathlike;
-    }
-
-    debug('Using plug-in `%s` at `%s`', pathlike, plugin);
-
-    return require(plugin);
-}
-
-/**
- * Process a file. This is the interface between mdast(1)
- * and mdast(3).
- *
- * @example
- *   var file = new File('Foo bar baz');
- *   var configurtion = new Configuration();
- *   run(file, configurtion, true, console.log);
- *
- * @param {File} file - Input file.
- * @param {Configuration} configuration - Configuration to
- *   use.
- * @param {boolean} stringify - Whether to stringify, or
- *   to expose the tree.
- * @param {function(Error?, string?, File?)} done
- */
-function run(file, configuration, stringify, done) {
-    var processor = mdast();
-    var options = configuration.getConfiguration(file.filePath());
-    var plugins;
-    var ast;
-
-    debug('Using settings `%j`', options.settings);
-
-    plugins = Object.keys(options.plugins);
-
-    debug('Using plug-ins `%j`', plugins);
-
-    /*
-     * Use, with options.
-     */
-
-    plugins.forEach(function (name) {
-        var option = options.plugins[name];
-        var plugin = findPlugin(name);
-
-        debug('Applying options `%j` to `%s`', option, name);
-
-        processor = processor.use(plugin, option);
-    });
-
-    debug('Parsing document');
-
-    if (stringify) {
-        processor.process(file, options.settings, done);
-    } else {
-        ast = processor.parse(file, options.settings);
-
-        processor.run(ast, file, function (exception) {
-            if (exception) {
-                done(exception);
-            } else {
-                done(null, JSON.stringify(ast, null, 2), file);
-            }
-        });
-    }
-}
-
-/**
- * Bound `console.log`.
- */
-function consoleLog() {
-    console.log.apply(console, arguments);
-}
-
-/**
- * No-operation.
- */
-function noop() {}
-
-/**
  * CLI engine. This is used by `bin/mdast`.
@@ -217,299 +25,25 @@ *
  *
- * @throws {Error} - When both stdin and files are used.
- * @throws {Error} - When multiple files and a single
- *   output location is given.
- * @param {Array.<*>} argv - CLI arguments.
- * @param {function(Error?)} fail - Callback invoked when
- *   a fatal error occured. Note that uncaught errors do
- *   also occur: those should be treated as being passed
- *   to this function.
+ * @param {Array.<*>|Object} argv - CLI arguments.
+ * @param {function(Error?, boolean)} done - Callback
+ *   invoked when done.
  */
-function engine(argv, fail) {
-    var cli = program.parse(argv);
-    var extensions = [].concat(cli.ext, EXTENSIONS);
-    var log = cli.silent || cli.quiet ? noop : consoleLog;
-    var files = cli.args;
-    var multiFileMode;
-    var traverser;
-    var ignore;
+function engine(argv, done) {
+    var cli = new CLI(argv);
+    var enabled = chalk.enabled;
 
-    chalk.enabled = program.color;
+    chalk.enabled = cli.color;
 
-    var configuration = new Configuration({
-        'useRC': cli.rc,
-        'file': cli.configPath,
-        'settings': cli.setting,
-        'plugins': cli.use
-    });
-
-    if (!expextPipeIn && !files.length) {
-        if (cli.output && cli.output !== true) {
-            debug('Using output `%s` as input', cli.output);
-
-            files.push(cli.output);
-        } else {
-            cli.outputHelp();
-
-            fail();
-
-            return;
-        }
-    }
-
-    ignore = new Ignore({
-        'file': cli.ignorePath,
-        'useIgnore': cli.ignore
-    });
-
-    traverser = new Traverser(extensions, ignore.getPatterns());
-
-    files = traverser.traverse(files);
-
-    multiFileMode = files.length > 1;
-
-    if (files.length && expextPipeIn) {
-        throw new Error('mdast does not accept both files and stdin');
-    }
-
-    if (cli.filePath && files.length) {
-        throw new Error(
-            'mdast does not accept `--file-path` for real files.\n' +
-            'Did you mean to pass STDIN?'
-        );
-    }
-
-    /**
-     * Log `file` warnings and errors, or a success
-     * message.
-     *
-     * @example
-     *   var file = new File();
-     *   file.warn('Something went wrong!');
-     *   done(file);
-     *
-     * @param {File} file - File to report.
-     * @param {boolean?} [didWrite] - Whether `file`
-     *   was written to stdout or to thefile system,
-     *   or not.
-     * @param {string?} fromPath - Path where the file was
-     *   read from.
-     */
-    function done(file, didWrite, fromPath) {
-        var hasFailed = file.hasFailed();
-        var result;
-        var filePath;
-
+    fileSetPipeline.run(cli, function (err) {
         /*
-         * Remove non-fatal messages in silent mode.
+         * Check if any file has failed.
          */
 
-        if (program.silent) {
-            file.messages = file.messages.filter(function (message) {
-                return message.fatal === true;
-            });
-        }
-
-        if (!file.filename) {
-            file.filename = '<stdin>';
-            file.extension = '';
-        }
-
-        filePath = file.filePath();
-        result = format([file]);
-
-        /*
-         * Ensure we exit with `1` if a `fatal` error.
-         * exists in `file`.
-         */
-
-        if (result) {
-            stderr.write(result + '\n');
-
-            if (hasFailed) {
-                fail();
-            }
-        } else if (!didWrite) {
-            log(underline(filePath) + ': ' + yellow('done') + '.');
-        } else {
-            log(
-                underline(fromPath || filePath) +
-                (filePath !== fromPath ? ' > ' + green(filePath) : '') +
-                ': ' + green('written') + '.'
-            );
-        }
-    }
-
-    /**
-     * Output result after processing.
-     *
-     * @example
-     *   output(new Error('Foo'));
-     *   output(null, 'foo', new File());
-     *
-     * @param {Error?} exception - Error which occurred
-     *   during processing.
-     * @param {string?} [doc] - Processed document.
-     * @param {File?} [file] - Processed file.
-     */
-    function output(exception, doc, file) {
-        var outpath = cli.output;
-        var currentPath;
-        var extension;
-        var isDir;
-
-        if (exception) {
-            fail(exception);
-
-            return;
-        }
-
-        /*
-         * `stdout`.
-         */
-
-        if (!multiFileMode && !outpath) {
-            debug('Writing document to standard out');
-
-            done(file);
-
-            stdout.write(doc);
-
-            return;
-        }
-
-        currentPath = file.filePath();
-
-        if (!outpath) {
-            done(file);
-
-            return;
-        }
-
-        if (outpath !== true) {
-            try {
-                isDir = stat(resolve(outpath)).isDirectory();
-            } catch (err) {
-                if (
-                    err.code !== 'ENOENT' ||
-                    outpath.charAt(outpath.length - 1) === seperator
-                ) {
-                    throw err;
-                }
-
-                /*
-                 * This throws, or the parent exists, which
-                 * is a directory, but we should keep the
-                 * filename and extension of the given
-                 *  file.
-                 */
-
-                stat(resolve(dirname(outpath))).isDirectory();
-                isDir = false;
-            }
-
-            if (!isDir && multiFileMode) {
-                throw new Error(
-                    'Cannot write multiple files to single output: ' + outpath
-                );
-            }
-
-            extension = extname(outpath);
-
-            file.move({
-                'extension': isDir ? '' : extension ? extension.slice(1) : '',
-                'filename': isDir ? '' : basename(outpath, extension),
-                'directory': isDir ? outpath : dirname(outpath)
-            });
-        }
-
-        debug('Writing document to `%s`', file.filePath());
-
-        write(file.filePath(), doc, function (err) {
-            if (err) {
-                file.fail(err);
-            }
-
-            done(file, true, currentPath);
+        var hasFailed = (cli.files || []).some(function (file) {
+            return file.hasFailed();
         });
-    }
 
-    /**
-     * Factory for `check`. Used as a callback to results
-     * from `stdin` and file system.
-     *
-     * @example
-     *   var check = checkFactory(new File('Foo'), false);
-     *   check('Bar');
-     *
-     * @param {File} file
-     * @param {boolean?} [canFail] - `false` if the first
-     *   parameter passed `check` is not an error, but
-     *   the actual value.
-     * @return {function(Error?, string?)}
-     */
-    function checkFactory(file, canFail) {
-        /**
-         * Safely process a document.
-         *
-         * @param {Error?} exception
-         * @param {string?} [doc]
-         */
-        function check(exception, doc) {
-            if (canFail === false) {
-                doc = exception;
-                exception = null;
-            }
+        chalk.enabled = enabled;
 
-            file.contents = doc || '';
-
-            if (exception) {
-                file.fail(exception);
-
-                done(file);
-
-                return;
-            }
-
-            try {
-                run(file, configuration, !cli.ast, output);
-            } catch (failure) {
-                file.fail(failure);
-
-                done(file);
-            }
-        }
-
-        return check;
-    }
-
-    if (files.length) {
-        files.forEach(function (file) {
-            if (!file.isFile || file.hasFailed()) {
-                done(file);
-            } else {
-                debug('Reading `%s` in `%s`', file.filePath(), ENCODING);
-
-                read(file.filePath(), ENCODING, checkFactory(file));
-            }
-        });
-    } else {
-        debug('Reading from stdin');
-
-        process.stdin.pipe(concat({
-            'encoding': 'string'
-        }, function (value) {
-            var extension = cli.filePath && extname(cli.filePath);
-            var file = new File(cli.filePath ? {
-                'directory': dirname(cli.filePath),
-                'filename': basename(cli.filePath, extension),
-                'extension': extension.slice(1)
-            } : {});
-
-            file.quiet = true;
-            file.exists = true;
-            file.isFile = true;
-
-            checkFactory(file, false)(value);
-        }));
-    }
+        done(err, !hasFailed);
+    });
 }
@@ -516,0 +50,0 @@

lib/stringify.js

@@ -18,2 +18,5 @@ /**
 var repeat = require('repeat-string');
+var extend = require('extend.js');
+var ccount = require('ccount');
+var longesStreak = require('longest-streak');
 var utilities = require('./utilities.js');
@@ -26,7 +29,4 @@ var defaultOptions = require('./defaults.js').stringify;
 
-var clone = utilities.clone;
 var raise = utilities.raise;
 var validate = utilities.validate;
-var count = utilities.countCharacter;
-var objectCreate = utilities.create;
 
@@ -98,3 +98,3 @@ /*
 
-var ENTITY_OPTIONS = objectCreate();
+var ENTITY_OPTIONS = {};
 
@@ -110,3 +110,3 @@ ENTITY_OPTIONS.true = true;
 
-var LIST_BULLETS = objectCreate();
+var LIST_BULLETS = {};
 
@@ -121,3 +121,3 @@ LIST_BULLETS[ASTERISK] = true;
 
-var HORIZONTAL_RULE_BULLETS = objectCreate();
+var HORIZONTAL_RULE_BULLETS = {};
 
@@ -132,3 +132,3 @@ HORIZONTAL_RULE_BULLETS[ASTERISK] = true;
 
-var EMPHASIS_MARKERS = objectCreate();
+var EMPHASIS_MARKERS = {};
 
@@ -142,3 +142,3 @@ EMPHASIS_MARKERS[UNDERSCORE] = true;
 
-var FENCE_MARKERS = objectCreate();
+var FENCE_MARKERS = {};
 
@@ -152,3 +152,3 @@ FENCE_MARKERS[TICK] = true;
 
-var ORDERED_MAP = objectCreate();
+var ORDERED_MAP = {};
 
@@ -162,3 +162,3 @@ ORDERED_MAP.true = 'visitOrderedItems';
 
-var LIST_ITEM_INDENTS = objectCreate();
+var LIST_ITEM_INDENTS = {};
 
@@ -177,3 +177,3 @@ var LIST_ITEM_TAB = 'tab';
 
-var CHECKBOX_MAP = objectCreate();
+var CHECKBOX_MAP = {};
 
@@ -300,3 +300,3 @@ CHECKBOX_MAP.null = EMPTY;
         EXPRESSIONS_WHITE_SPACE.test(uri) ||
-        count(uri, PARENTHESIS_OPEN) !== count(uri, PARENTHESIS_CLOSE)
+        ccount(uri, PARENTHESIS_OPEN) !== ccount(uri, PARENTHESIS_CLOSE)
     ) {
@@ -339,40 +339,2 @@ return ANGLE_BRACKET_OPEN + uri + ANGLE_BRACKET_CLOSE;
 /**
- * Get the count of the longest repeating streak
- * of `character` in `value`.
- *
- * @example
- *   getLongestRepetition('` foo `` bar `', '`') // 2
- *
- * @param {string} value - Content.
- * @param {string} character - Single character to look
- *   for.
- * @return {number} - Number of characters at the place
- *   where `character` occurs in its longest streak in
- *   `value`.
- */
-function getLongestRepetition(value, character) {
-    var highestCount = 0;
-    var index = -1;
-    var length = value.length;
-    var currentCount = 0;
-    var currentCharacter;
-
-    while (++index < length) {
-        currentCharacter = value.charAt(index);
-
-        if (currentCharacter === character) {
-            currentCount++;
-
-            if (currentCount > highestCount) {
-                highestCount = currentCount;
-            }
-        } else {
-            currentCount = 0;
-        }
-    }
-
-    return highestCount;
-}
-
-/**
  * Pad `value` with `level * INDENT` spaces.  Respects
@@ -423,3 +385,3 @@ * lines.
 
-    self.options = clone(self.options);
+    self.options = extend({}, self.options);
 
@@ -477,3 +439,3 @@ self.setOptions(options);
     } else if (typeof options === 'object') {
-        options = clone(options);
+        options = extend({}, options);
     } else {
@@ -1066,3 +1028,3 @@ raise(options, 'options');
     var value = token.value;
-    var ticks = repeat(TICK, getLongestRepetition(value, TICK) + 1);
+    var ticks = repeat(TICK, longesStreak(value, TICK) + 1);
     var start = ticks;
@@ -1164,3 +1126,3 @@ var end = ticks;
 
-    fence = getLongestRepetition(value, marker) + 1;
+    fence = longesStreak(value, marker) + 1;
 
@@ -1167,0 +1129,0 @@ fence = repeat(marker, Math.max(fence, MINIMUM_CODE_FENCE_LENGTH));

lib/utilities.js

@@ -12,6 +12,6 @@ /**
 /*
- * Methods.
+ * Dependencies.
  */
 
-var has = Object.prototype.hasOwnProperty;
+var collapseWhiteSpace = require('collapse-white-space');
 
@@ -22,52 +22,7 @@ /*
 
-var WHITE_SPACE_FINAL = /\s+$/;
-var NEW_LINES_FINAL = /\n+$/;
-var WHITE_SPACE_INITIAL = /^\s+/;
 var EXPRESSION_LINE_BREAKS = /\r\n|\r/g;
 var EXPRESSION_SYMBOL_FOR_NEW_LINE = /\u2424/g;
-var WHITE_SPACE_COLLAPSABLE = /[ \t\n]+/g;
 var EXPRESSION_BOM = /^\ufeff/;
 
 /**
- * Shallow copy `context` into `target`.
- *
- * @example
- *   var target = {};
- *   copy(target, {foo: 'bar'}); // target
- *
- * @param {Object} target - Object to copy into.
- * @param {Object} context - Object to copy from.
- * @return {Object} - `target`.
- */
-function copy(target, context) {
-    var key;
-
-    for (key in context) {
-        if (has.call(context, key)) {
-            target[key] = context[key];
-        }
-    }
-
-    return target;
-}
-
-/**
- * Shallow clone `context`.
- *
- * @example
- *   clone({foo: 'bar'}) // {foo: 'bar'}
- *   clone(['foo', 'bar']) // ['foo', 'bar']
- *
- * @return {Object|Array} context - Object to clone.
- * @return {Object|Array} - Shallow clone of `context`.
- */
-function clone(context) {
-    if ('concat' in context) {
-        return context.concat();
-    }
-
-    return copy({}, context);
-}
-
-/**
  * Throw an exception with in its `message` `value`
@@ -179,67 +134,2 @@ * and `name`.
 /**
- * Remove final white space from `value`.
- *
- * @example
- *   trimRight('foo '); // 'foo'
- *
- * @param {string} value - Content to trim.
- * @return {string} - Trimmed content.
- */
-function trimRight(value) {
-    return String(value).replace(WHITE_SPACE_FINAL, '');
-}
-
-/**
- * Remove final new line characters from `value`.
- *
- * @example
- *   trimRightLines('foo\n\n'); // 'foo'
- *
- * @param {string} value - Content to trim.
- * @return {string} - Trimmed content.
- */
-function trimRightLines(value) {
-    return String(value).replace(NEW_LINES_FINAL, '');
-}
-
-/**
- * Remove initial white space from `value`.
- *
- * @example
- *   trimLeft(' foo'); // 'foo'
- *
- * @param {string} value - Content to trim.
- * @return {string} - Trimmed content.
- */
-function trimLeft(value) {
-    return String(value).replace(WHITE_SPACE_INITIAL, '');
-}
-
-/**
- * Remove initial and final white space from `value`.
- *
- * @example
- *   trim(' foo '); // 'foo'
- *
- * @param {string} value - Content to trim.
- * @return {string} - Trimmed content.
- */
-function trim(value) {
-    return trimLeft(trimRight(value));
-}
-
-/**
- * Collapse white space.
- *
- * @example
- *   collapse('foo\t bar'); // 'foo bar'
- *
- * @param {string} value - Content to collapse.
- * @return {string} - Collapsed content.
- */
-function collapse(value) {
-    return String(value).replace(WHITE_SPACE_COLLAPSABLE, ' ');
-}
-
-/**
  * Clean a string in preperation of parsing.
@@ -273,61 +163,6 @@ *
 function normalizeIdentifier(value) {
-    return collapse(value).toLowerCase();
+    return collapseWhiteSpace(value).toLowerCase();
 }
 
-/**
- * Count how many characters `character` occur in `value`.
- *
- * @example
- *   countCharacter('foo(bar(baz)', '(') // 2
- *   countCharacter('foo(bar(baz)', ')') // 1
- *
- * @param {string} value - Content to search in.
- * @param {string} character - Character to search for.
- * @return {number} - Count.
- */
-function countCharacter(value, character) {
-    var index = -1;
-    var length = value.length;
-    var count = 0;
-
-    while (++index < length) {
-        if (value.charAt(index) === character) {
-            count++;
-        }
-    }
-
-    return count;
-}
-
-/**
- * Create an empty object.
- *
- * @example
- *   objectObject(); // Same as `{}`.
- *
- * @return {Object}
- */
-function objectObject() {
-    return {};
-}
-
 /*
- * Break coverage.
- */
-
-objectObject();
-
-/**
- * Create an object without prototype.
- *
- * @example
- *   objectNull(); // New object without prototype.
- *
- * @return {Object}
- */
-function objectNull() {
-    return Object.create(null);
-}
-
-/*
  * Expose `validate`.
@@ -346,19 +181,4 @@ */
 
-exports.trim = trim;
-exports.trimLeft = trimLeft;
-exports.trimRight = trimRight;
-exports.trimRightLines = trimRightLines;
-exports.collapse = collapse;
 exports.normalizeIdentifier = normalizeIdentifier;
 exports.clean = clean;
 exports.raise = raise;
-exports.copy = copy;
-exports.clone = clone;
-exports.countCharacter = countCharacter;
-
-/* istanbul ignore else */
-if ('create' in Object) {
-    exports.create = objectNull;
-} else {
-    exports.create = objectObject;
-}

package.json

 {
   "name": "mdast",
-  "version": "0.26.2",
+  "version": "0.27.0-rc.1",
   "description": "Markdown processor powered by plugins",
@@ -21,7 +21,11 @@ "license": "MIT",
     "camelcase": "^1.0.0",
+    "ccount": "^1.0.0",
     "chalk": "^1.0.0",
+    "collapse-white-space": "^1.0.0",
     "commander": "^2.0.0",
     "concat-stream": "^1.0.0",
     "debug": "^2.0.0",
+    "extend.js": "0.0.2",
     "he": "^0.5.0",
+    "longest-streak": "^1.0.0",
     "markdown-table": "^0.4.0",
@@ -31,2 +35,4 @@ "minimatch": "^2.0.0",
     "text-table": "^0.2.0",
+    "trim": "^0.0.1",
+    "trim-trailing-lines": "^1.0.0",
     "user-home": "^2.0.0",
@@ -67,3 +73,3 @@ "ware": "^1.2.0"
     "mdast-lint": "^0.4.0",
-    "mdast-man": "^0.3.0",
+    "mdast-man": "^0.4.0",
     "mdast-toc": "^0.5.0",
@@ -70,0 +76,0 @@ "mdast-usage": "^0.3.0",

No alert changes

Improved metrics

Total package byte prevSize

287644

increased by4.12%

Number of package files

40

increased by66.67%

Lines of code

6898

increased by8.07%

Worsened metrics

Dependency count

18

increased by50%

Number of low supply chain risk alerts

8

increased by33.33%

Dependency changes

• + Addedccount@^1.0.0

• + Addedcollapse-white-space@^1.0.0

• + Addedextend.js@0.0.2

• + Addedlongest-streak@^1.0.0

• + Addedtrim@^0.0.1

• + Addedtrim-trailing-lines@^1.0.0

• + Addedccount@1.1.0(transitive)

• + Addedcollapse-white-space@1.0.6(transitive)

• + Addedextend.js@0.0.2(transitive)

• + Addedlongest-streak@1.0.0(transitive)

• + Addedtrim@0.0.1(transitive)

• + Addedtrim-trailing-lines@1.1.4(transitive)