Dependency updates

* Use c8 rather than nyc
* Fix reporter tests flaking out

Author: novemberborn

.c8rc.json

@@ -0,0 +1,12 @@
+{
+	"all": true,
+	"exclude": [
+		"{coverage,media,test-d,test-tap}/**",
+		"*.config.js",
+		"index.d.ts"
+	],
+	"reporter": [
+		"html",
+		"lcov"
+	]
+}

.gitignore

@@ -1,4 +1,2 @@
 node_modules
-.nyc_output
 coverage
-test/.tmpdir

lib/assert.js

@@ -491,16 +491,16 @@ class Assertions {
 						savedError,
 						values: [formatWithLabel(`${wasReturned ? 'Returned promise' : 'Promise'} resolved with:`, value)]
 					});
-				}, reason => {
+				}, error => {
 					assertExpectations({
 						assertion: 'throwsAsync',
-						actual: reason,
+						actual: error,
 						expectations,
 						message,
 						prefix: `${wasReturned ? 'Returned promise' : 'Promise'} rejected with`,
 						savedError
 					});
-					return reason;
+					return error;
 				});
 
 				pending(intermediate);

lib/reporters/verbose.js

@@ -20,10 +20,6 @@ const whileCorked = require('./while-corked');
 
 const nodeInternals = require('stack-utils').nodeInternals();
 
-// Display duration only over a threshold. The environment variable is checked
-// to reduce variability within AVA's own test suite. Don't use it.
-const durationThreshold = Math.max(100, Number.parseInt(process.env.AVA_VERBOSE_DURATION_THRESHOLD, 10) || 0);
-
 class LineWriter extends stream.Writable {
 	constructor(dest) {
 		super();
@@ -57,6 +53,7 @@ class LineWriter extends stream.Writable {
 
 class VerboseReporter {
 	constructor(options) {
+		this.durationThreshold = options.durationThreshold || 100;
 		this.reportStream = options.reportStream;
 		this.stdStream = options.stdStream;
 		this.watching = options.watching;
@@ -331,7 +328,7 @@ class VerboseReporter {
 		} else if (evt.knownFailing) {
 			this.lineWriter.writeLine(`${colors.error(figures.tick)} ${colors.error(this.prefixTitle(evt.testFile, evt.title))}`);
 		} else {
-			const duration = evt.duration > durationThreshold ? colors.duration(' (' + prettyMs(evt.duration) + ')') : '';
+			const duration = evt.duration > this.durationThreshold ? colors.duration(' (' + prettyMs(evt.duration) + ')') : '';
 
 			this.lineWriter.writeLine(`${colors.pass(figures.tick)} ${this.prefixTitle(evt.testFile, evt.title)}${duration}`);
 		}