add linting (and some initial fixes)

1 files changed, 253 insertions, 0 deletions

diff --git a/node_modules/nyc/lib/config-util.js b/node_modules/nyc/lib/config-util.js
new file mode 100644
index 000000000..62d057a3f
--- /dev/null
+++ b/node_modules/nyc/lib/config-util.js
@@ -0,0 +1,253 @@
+const arrify = require('arrify')
+const fs = require('fs')
+const path = require('path')
+const findUp = require('find-up')
+const testExclude = require('test-exclude')
+const Yargs = require('yargs/yargs')
+
+var Config = {}
+
+// load config from a cascade of sources:
+// * command line arguments
+// * package.json
+// * .nycrc
+Config.loadConfig = function (argv, cwd) {
+  cwd = cwd || process.env.NYC_CWD || process.cwd()
+  var pkgPath = findUp.sync('package.json', {cwd: cwd})
+  var rcPath = findUp.sync('.nycrc', {cwd: cwd})
+  var rcConfig = null
+
+  if (rcPath) {
+    rcConfig = JSON.parse(
+      fs.readFileSync(rcPath, 'utf-8')
+    )
+  }
+
+  if (pkgPath) {
+    cwd = path.dirname(pkgPath)
+  }
+
+  var config = Config.buildYargs(cwd)
+    .default({
+      cwd: cwd
+    })
+  if (rcConfig) config.config(rcConfig)
+  config = config.parse(argv || [])
+
+  // post-hoc, we convert several of the
+  // configuration settings to arrays, providing
+  // a consistent contract to index.js.
+  config.require = arrify(config.require)
+  config.extension = arrify(config.extension)
+  config.exclude = arrify(config.exclude)
+  config.include = arrify(config.include)
+  config.cwd = cwd
+
+  return config
+}
+
+// build a yargs object, omitting any settings
+// that would cause the application to exit early.
+Config.buildYargs = function (cwd) {
+  return Yargs([])
+    .usage('$0 [command] [options]\n\nrun your tests with the nyc bin to instrument them with coverage')
+    .command('report', 'run coverage report for .nyc_output', function (yargs) {
+      return yargs
+        .usage('$0 report [options]')
+        .option('reporter', {
+          alias: 'r',
+          describe: 'coverage reporter(s) to use',
+          default: 'text'
+        })
+        .option('report-dir', {
+          describe: 'directory to output coverage reports in',
+          default: 'coverage'
+        })
+        .option('temp-directory', {
+          describe: 'directory to read raw coverage information from',
+          default: './.nyc_output'
+        })
+        .option('show-process-tree', {
+          describe: 'display the tree of spawned processes',
+          default: false,
+          type: 'boolean'
+        })
+        .example('$0 report --reporter=lcov', 'output an HTML lcov report to ./coverage')
+    })
+    .command('check-coverage', 'check whether coverage is within thresholds provided', function (yargs) {
+      return yargs
+        .usage('$0 check-coverage [options]')
+        .option('branches', {
+          default: 0,
+          description: 'what % of branches must be covered?'
+        })
+        .option('functions', {
+          default: 0,
+          description: 'what % of functions must be covered?'
+        })
+        .option('lines', {
+          default: 90,
+          description: 'what % of lines must be covered?'
+        })
+        .option('statements', {
+          default: 0,
+          description: 'what % of statements must be covered?'
+        })
+        .example('$0 check-coverage --lines 95', "check whether the JSON in nyc's output folder meets the thresholds provided")
+    })
+    .option('reporter', {
+      alias: 'r',
+      describe: 'coverage reporter(s) to use',
+      default: 'text',
+      globa: false
+    })
+    .option('report-dir', {
+      describe: 'directory to output coverage reports in',
+      default: 'coverage',
+      global: false
+    })
+    .option('silent', {
+      alias: 's',
+      default: false,
+      type: 'boolean',
+      describe: "don't output a report after tests finish running",
+      global: false
+    })
+    .option('all', {
+      alias: 'a',
+      default: false,
+      type: 'boolean',
+      describe: 'whether or not to instrument all files of the project (not just the ones touched by your test suite)',
+      global: false
+    })
+    .option('exclude', {
+      alias: 'x',
+      default: testExclude.defaultExclude,
+      describe: 'a list of specific files and directories that should be excluded from coverage, glob patterns are supported, node_modules is always excluded',
+      global: false
+    })
+    .option('include', {
+      alias: 'n',
+      default: [],
+      describe: 'a list of specific files that should be covered, glob patterns are supported',
+      global: false
+    })
+    .option('require', {
+      alias: 'i',
+      default: [],
+      describe: 'a list of additional modules that nyc should attempt to require in its subprocess, e.g., babel-register, babel-polyfill.',
+      global: false
+    })
+    .option('eager', {
+      default: false,
+      type: 'boolean',
+      describe: 'instantiate the instrumenter at startup (see https://git.io/vMKZ9)',
+      global: false
+    })
+    .option('cache', {
+      alias: 'c',
+      default: true,
+      type: 'boolean',
+      describe: 'cache instrumentation results for improved performance',
+      global: false
+    })
+    .option('babel-cache', {
+      default: false,
+      type: 'boolean',
+      describe: 'cache babel transpilation results for improved performance',
+      global: false
+    })
+    .option('extension', {
+      alias: 'e',
+      default: [],
+      describe: 'a list of extensions that nyc should handle in addition to .js',
+      global: false
+    })
+    .option('check-coverage', {
+      type: 'boolean',
+      default: false,
+      describe: 'check whether coverage is within thresholds provided',
+      global: false
+    })
+    .option('branches', {
+      default: 0,
+      description: 'what % of branches must be covered?',
+      global: false
+    })
+    .option('functions', {
+      default: 0,
+      description: 'what % of functions must be covered?',
+      global: false
+    })
+    .option('lines', {
+      default: 90,
+      description: 'what % of lines must be covered?',
+      global: false
+    })
+    .option('statements', {
+      default: 0,
+      description: 'what % of statements must be covered?',
+      global: false
+    })
+    .option('source-map', {
+      default: true,
+      type: 'boolean',
+      description: 'should nyc detect and handle source maps?',
+      global: false
+    })
+    .option('produce-source-map', {
+      default: false,
+      type: 'boolean',
+      description: "should nyc's instrumenter produce source maps?",
+      global: false
+    })
+    .option('instrument', {
+      default: true,
+      type: 'boolean',
+      description: 'should nyc handle instrumentation?',
+      global: false
+    })
+    .option('hook-run-in-context', {
+      default: true,
+      type: 'boolean',
+      description: 'should nyc wrap vm.runInThisContext?',
+      global: false
+    })
+    .option('show-process-tree', {
+      describe: 'display the tree of spawned processes',
+      default: false,
+      type: 'boolean',
+      global: false
+    })
+    .option('clean', {
+      describe: 'should the .nyc_output folder be cleaned before executing tests',
+      default: true,
+      type: 'boolean',
+      global: false
+    })
+    .option('temp-directory', {
+      describe: 'directory to output raw coverage information to',
+      default: './.nyc_output',
+      global: false
+    })
+    .pkgConf('nyc', cwd || process.cwd())
+    .example('$0 npm test', 'instrument your tests with coverage')
+    .example('$0 --require babel-core/register npm test', 'instrument your tests with coverage and babel')
+    .example('$0 report --reporter=text-lcov', 'output lcov report after running your tests')
+    .epilog('visit https://git.io/voHar for list of available reporters')
+    .boolean('help')
+    .boolean('h')
+    .boolean('version')
+}
+
+// decorate yargs with all the actions
+// that would make it exit: help, version, command.
+Config.decorateYargs = function (yargs) {
+  return yargs
+    .help('h')
+    .alias('h', 'help')
+    .version()
+    .command(require('../lib/commands/instrument'))
+}
+
+module.exports = Config