From e09df5e209e5595d9309c4d1f470cccf7bdcee88 Mon Sep 17 00:00:00 2001
From: Robin Winslow <robin@robinwinslow.co.uk>
Date: Wed, 31 Aug 2016 18:50:54 +0100
Subject: [PATCH] Reimplement max-warnings as a proper option

---
 bin/sass-lint.js | 47 ++++++++++++++---------------------------------
 index.js         | 14 ++++++++++++--
 2 files changed, 26 insertions(+), 35 deletions(-)

diff --git a/bin/sass-lint.js b/bin/sass-lint.js
index 787e9330..bd3908e5 100755
--- a/bin/sass-lint.js
+++ b/bin/sass-lint.js
@@ -10,12 +10,6 @@ var configPath,
     configOptions = {},
     exitCode = 0;
 
-var tooManyWarnings = function (detects) {
-  var warningCount = lint.warningCount(detects).count;
-
-  return warningCount > 0 && warningCount > program.maxWarnings;
-};
-
 var detectPattern = function (pattern) {
   var detects;
 
@@ -25,12 +19,12 @@ var detectPattern = function (pattern) {
     lint.outputResults(detects, configOptions, configPath);
   }
 
-  if (lint.errorCount(detects).count || tooManyWarnings(detects)) {
+  if (lint.errorCount(detects).count) {
     exitCode = 1;
   }
 
   if (program.exit) {
-    lint.failOnError(detects);
+    lint.failOnError(detects, program.maxWarnings);
   }
 };
 
@@ -47,21 +41,20 @@ program
   .option('--max-warnings [integer]', 'Number of warnings to trigger nonzero exit code')
   .parse(process.argv);
 
+// Create "options" and "files" dictionaries if they don't exist
+if (! configOptions.hasOwnProperty('files')) {
+  configOptions.files = {}
+}
+if (! configOptions.hasOwnProperty('options')) {
+  configOptions.options = {}
+}
 
 if (program.config && program.config !== true) {
   configPath = program.config;
 }
 
 if (program.ignore && program.ignore !== true) {
-  ignores = program.ignore.split(', ');
-  if (configOptions.hasOwnProperty('files')) {
-    configOptions.files.ignore = ignores;
-  }
-  else {
-    configOptions.files = {
-      'ignore': ignores
-    };
-  }
+  configOptions.files.ignore = program.ignore.split(', ');
 }
 
 if (program.syntax && ['sass', 'scss'].indexOf(program.syntax) > -1) {
@@ -69,25 +62,11 @@ if (program.syntax && ['sass', 'scss'].indexOf(program.syntax) > -1) {
 }
 
 if (program.format && program.format !== true) {
-  if (configOptions.hasOwnProperty('options')) {
-    configOptions.options.formatter = program.format;
-  }
-  else {
-    configOptions.options = {
-      'formatter': program.format
-    };
-  }
+  configOptions.options.formatter = program.format;
 }
 
 if (program.output && program.output !== true) {
-  if (configOptions.hasOwnProperty('options')) {
-    configOptions.options['output-file'] = program.output;
-  }
-  else {
-    configOptions.options = {
-      'output-file': program.output
-    };
-  }
+  configOptions.options['output-file'] = program.output;
 }
 
 if (program.args.length === 0) {
@@ -99,6 +78,8 @@ else {
   });
 }
 
+debugger;
+
 process.on('exit', function () {
   process.exit(exitCode); // eslint-disable-line no-process-exit
 });
diff --git a/index.js b/index.js
index decbc923..93d974e6 100644
--- a/index.js
+++ b/index.js
@@ -287,12 +287,22 @@ sassLint.outputResults = function (results, options, configPath) {
  * @param {object} results our results object
  * @returns {void}
  */
-sassLint.failOnError = function (results) {
-  var errorCount = this.errorCount(results);
+sassLint.failOnError = function (results, maxWarnings) {
+  var errorCount = this.errorCount(results),
+      warningCount = this.warningCount(results),
+      options = this.getConfig().options;
+
+  if (options.hasOwnProperty('max-warnings')) {
+    maxWarnings = typeof maxWarnings == 'undefined' ? options['max-warnings'] : maxWarnings;
+  }
 
   if (errorCount.count > 0) {
     throw new Error(errorCount.count + ' errors were detected in \n- ' + errorCount.files.join('\n- '));
   }
+
+  if (typeof maxWarnings != 'undefined' && warningCount.count > maxWarnings) {
+    throw new Error('Number of warnings (' + warningCount.count + ') exceeds the allowed maximum of ' + maxWarnings + '.\n');
+  }
 };
 
 module.exports = sassLint;