npm query wip

lib/commands/query.js

@@ -0,0 +1,48 @@
+'use strict'
+
+const { resolve } = require('path')
+const Arborist = require('@npmcli/arborist')
+const BaseCommand = require('../base-command.js')
+const QuerySelectorAllResponse = require('../utils/query-selector-all-response.js')
+
+// retrieves a normalized inventory
+const convertInventoryItemsToResponses = inventory => {
+  const responses = []
+  const responsesSeen = new Set()
+  for (const node of inventory) {
+    if (!responsesSeen.has(node.target.path)) {
+      const item = new QuerySelectorAllResponse(node)
+      responses.push(item)
+      responsesSeen.add(item.path)
+    }
+  }
+  return responses
+}
+
+class Query extends BaseCommand {
+  static description = 'Retrieve a filtered list of packages'
+  static name = 'query'
+  static usage = [
+    'query <value>',
+  ]
+
+  static params = []
+
+  async exec (args) {
+    const globalTop = resolve(this.npm.globalDir, '..')
+    const where = this.npm.config.get('global') ? globalTop : this.npm.prefix
+    const opts = {
+      ...this.npm.flatOptions,
+      path: where,
+    }
+    const arb = new Arborist(opts)
+    const tree = await arb.loadActual(opts)
+    const items = await tree.querySelectorAll(args[0])
+    const res =
+      JSON.stringify(convertInventoryItemsToResponses(items), null, 2)
+
+    return this.npm.output(res)
+  }
+}
+
+module.exports = Query

lib/utils/cmd-list.js

@@ -114,6 +114,7 @@ const cmdList = [
   'profile',
   'prune',
   'publish',
+  'query',
   'rebuild',
   'repo',
   'restart',

lib/utils/query-selector-all-response.js

@@ -0,0 +1,29 @@
+'use strict'
+
+class QuerySelectorAllResponse {
+  #node = null
+
+  constructor (node) {
+    const {
+      name,
+      version,
+      location,
+      path,
+      resolved,
+      isLink,
+      isWorkspace,
+      pkgid,
+    } = node.target
+
+    this.name = name
+    this.version = version
+    this.pkgid = pkgid
+    this.location = location
+    this.path = path
+    this.resolved = resolved
+    this.isLink = isLink
+    this.isWorkspace = isWorkspace
+  }
+}
+
+module.exports = QuerySelectorAllResponse

node_modules/cssesc/LICENSE-MIT.txt

@@ -0,0 +1,20 @@
+Copyright Mathias Bynens <https://mathiasbynens.be/>
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

node_modules/cssesc/bin/cssesc

@@ -0,0 +1,116 @@
+#!/usr/bin/env node
+const fs = require('fs');
+const cssesc = require('../cssesc.js');
+const strings = process.argv.splice(2);
+const stdin = process.stdin;
+const options = {};
+const log = console.log;
+
+const main = function() {
+	const option = strings[0];
+
+	if (/^(?:-h|--help|undefined)$/.test(option)) {
+		log(
+			'cssesc v%s - https://mths.be/cssesc',
+			cssesc.version
+		);
+		log([
+			'\nUsage:\n',
+			'\tcssesc [string]',
+			'\tcssesc [-i | --identifier] [string]',
+			'\tcssesc [-s | --single-quotes] [string]',
+			'\tcssesc [-d | --double-quotes] [string]',
+			'\tcssesc [-w | --wrap] [string]',
+			'\tcssesc [-e | --escape-everything] [string]',
+			'\tcssesc [-v | --version]',
+			'\tcssesc [-h | --help]',
+			'\nExamples:\n',
+			'\tcssesc \'f\xF6o \u2665 b\xE5r \uD834\uDF06 baz\'',
+			'\tcssesc --identifier \'f\xF6o \u2665 b\xE5r \uD834\uDF06 baz\'',
+			'\tcssesc --escape-everything \'f\xF6o \u2665 b\xE5r \uD834\uDF06 baz\'',
+			'\tcssesc --double-quotes --wrap \'f\xF6o \u2665 b\xE5r \uD834\uDF06 baz\'',
+			'\techo \'f\xF6o \u2665 b\xE5r \uD834\uDF06 baz\' | cssesc'
+		].join('\n'));
+		return process.exit(1);
+	}
+
+	if (/^(?:-v|--version)$/.test(option)) {
+		log('v%s', cssesc.version);
+		return process.exit(1);
+	}
+
+	strings.forEach(function(string) {
+		// Process options
+		if (/^(?:-i|--identifier)$/.test(string)) {
+			options.isIdentifier = true;
+			return;
+		}
+		if (/^(?:-s|--single-quotes)$/.test(string)) {
+			options.quotes = 'single';
+			return;
+		}
+		if (/^(?:-d|--double-quotes)$/.test(string)) {
+			options.quotes = 'double';
+			return;
+		}
+		if (/^(?:-w|--wrap)$/.test(string)) {
+			options.wrap = true;
+			return;
+		}
+		if (/^(?:-e|--escape-everything)$/.test(string)) {
+			options.escapeEverything = true;
+			return;
+		}
+
+		// Process string(s)
+		let result;
+		try {
+			result = cssesc(string, options);
+			log(result);
+		} catch (exception) {
+			log(exception.message + '\n');
+			log('Error: failed to escape.');
+			log('If you think this is a bug in cssesc, please report it:');
+			log('https://github.com/mathiasbynens/cssesc/issues/new');
+			log(
+				'\nStack trace using cssesc@%s:\n',
+				cssesc.version
+			);
+			log(exception.stack);
+			return process.exit(1);
+		}
+	});
+	// Return with exit status 0 outside of the `forEach` loop, in case
+	// multiple strings were passed in.
+	return process.exit(0);
+
+};
+
+if (stdin.isTTY) {
+	// handle shell arguments
+	main();
+} else {
+	let timeout;
+	// Either the script is called from within a non-TTY context, or `stdin`
+	// content is being piped in.
+	if (!process.stdout.isTTY) {
+		// The script was called from a non-TTY context. This is a rather uncommon
+		// use case we don’t actively support. However, we don’t want the script
+		// to wait forever in such cases, so…
+		timeout = setTimeout(function() {
+			// …if no piped data arrived after a whole minute, handle shell
+			// arguments instead.
+			main();
+		}, 60000);
+	}
+	let data = '';
+	stdin.on('data', function(chunk) {
+		clearTimeout(timeout);
+		data += chunk;
+	});
+	stdin.on('end', function() {
+		strings.push(data.trim());
+		main();
+	});
+	stdin.resume();
+}

node_modules/cssesc/cssesc.js

@@ -0,0 +1,110 @@
+/*! https://mths.be/cssesc v3.0.0 by @mathias */
+'use strict';
+
+var object = {};
+var hasOwnProperty = object.hasOwnProperty;
+var merge = function merge(options, defaults) {
+	if (!options) {
+		return defaults;
+	}
+	var result = {};
+	for (var key in defaults) {
+		// `if (defaults.hasOwnProperty(key) { … }` is not needed here, since
+		// only recognized option names are used.
+		result[key] = hasOwnProperty.call(options, key) ? options[key] : defaults[key];
+	}
+	return result;
+};
+
+var regexAnySingleEscape = /[ -,\.\/:-@\[-\^`\{-~]/;
+var regexSingleEscape = /[ -,\.\/:-@\[\]\^`\{-~]/;
+var regexAlwaysEscape = /['"\\]/;
+var regexExcessiveSpaces = /(^|\\+)?(\\[A-F0-9]{1,6})\x20(?![a-fA-F0-9\x20])/g;
+
+// https://mathiasbynens.be/notes/css-escapes#css
+var cssesc = function cssesc(string, options) {
+	options = merge(options, cssesc.options);
+	if (options.quotes != 'single' && options.quotes != 'double') {
+		options.quotes = 'single';
+	}
+	var quote = options.quotes == 'double' ? '"' : '\'';
+	var isIdentifier = options.isIdentifier;
+
+	var firstChar = string.charAt(0);
+	var output = '';
+	var counter = 0;
+	var length = string.length;
+	while (counter < length) {
+		var character = string.charAt(counter++);
+		var codePoint = character.charCodeAt();
+		var value = void 0;
+		// If it’s not a printable ASCII character…
+		if (codePoint < 0x20 || codePoint > 0x7E) {
+			if (codePoint >= 0xD800 && codePoint <= 0xDBFF && counter < length) {
+				// It’s a high surrogate, and there is a next character.
+				var extra = string.charCodeAt(counter++);
+				if ((extra & 0xFC00) == 0xDC00) {
+					// next character is low surrogate
+					codePoint = ((codePoint & 0x3FF) << 10) + (extra & 0x3FF) + 0x10000;
+				} else {
+					// It’s an unmatched surrogate; only append this code unit, in case
+					// the next code unit is the high surrogate of a surrogate pair.
+					counter--;
+				}
+			}
+			value = '\\' + codePoint.toString(16).toUpperCase() + ' ';
+		} else {
+			if (options.escapeEverything) {
+				if (regexAnySingleEscape.test(character)) {
+					value = '\\' + character;
+				} else {
+					value = '\\' + codePoint.toString(16).toUpperCase() + ' ';
+				}
+			} else if (/[\t\n\f\r\x0B]/.test(character)) {
+				value = '\\' + codePoint.toString(16).toUpperCase() + ' ';
+			} else if (character == '\\' || !isIdentifier && (character == '"' && quote == character || character == '\'' && quote == character) || isIdentifier && regexSingleEscape.test(character)) {
+				value = '\\' + character;
+			} else {
+				value = character;
+			}
+		}
+		output += value;
+	}
+
+	if (isIdentifier) {
+		if (/^-[-\d]/.test(output)) {
+			output = '\\-' + output.slice(1);
+		} else if (/\d/.test(firstChar)) {
+			output = '\\3' + firstChar + ' ' + output.slice(1);
+		}
+	}
+
+	// Remove spaces after `\HEX` escapes that are not followed by a hex digit,
+	// since they’re redundant. Note that this is only possible if the escape
+	// sequence isn’t preceded by an odd number of backslashes.
+	output = output.replace(regexExcessiveSpaces, function ($0, $1, $2) {
+		if ($1 && $1.length % 2) {
+			// It’s not safe to remove the space, so don’t.
+			return $0;
+		}
+		// Strip the space.
+		return ($1 || '') + $2;
+	});
+
+	if (!isIdentifier && options.wrap) {
+		return quote + output + quote;
+	}
+	return output;
+};
+
+// Expose default options (so they can be overridden globally).
+cssesc.options = {
+	'escapeEverything': false,
+	'isIdentifier': false,
+	'quotes': 'single',
+	'wrap': false
+};
+
+cssesc.version = '3.0.0';
+
+module.exports = cssesc;