1 files changed, 94 insertions, 0 deletions
diff --git a/node_modules/ava/lib/serialize-error.js b/node_modules/ava/lib/serialize-error.js
new file mode 100644
index 000000000..55717e161
--- /dev/null
+++ b/node_modules/ava/lib/serialize-error.js
@@ -0,0 +1,94 @@
+'use strict';
+const path = require('path');
+const cleanYamlObject = require('clean-yaml-object');
+const StackUtils = require('stack-utils');
+const assert = require('./assert');
+const beautifyStack = require('./beautify-stack');
+const extractStack = require('./extract-stack');
+
+function isAvaAssertionError(source) {
+	return source instanceof assert.AssertionError;
+}
+
+function filter(propertyName, isRoot) {
+	return !isRoot || (propertyName !== 'message' && propertyName !== 'name' && propertyName !== 'stack');
+}
+
+const stackUtils = new StackUtils();
+function extractSource(stack) {
+	if (!stack) {
+		return null;
+	}
+
+	const firstStackLine = extractStack(stack).split('\n')[0];
+	return stackUtils.parseLine(firstStackLine);
+}
+function buildSource(source) {
+	if (!source) {
+		return null;
+	}
+
+	// Assume the CWD is the project directory. This holds since this function
+	// is only called in test workers, which are created with their working
+	// directory set to the project directory.
+	const projectDir = process.cwd();
+
+	const file = path.resolve(projectDir, source.file.trim());
+	const rel = path.relative(projectDir, file);
+
+	const isWithinProject = rel.split(path.sep)[0] !== '..';
+	const isDependency = isWithinProject && path.dirname(rel).split(path.sep).indexOf('node_modules') > -1;
+
+	return {
+		isDependency,
+		isWithinProject,
+		file,
+		line: source.line
+	};
+}
+
+module.exports = error => {
+	const stack = typeof error.stack === 'string' ?
+		beautifyStack(error.stack) :
+		null;
+
+	const retval = {
+		avaAssertionError: isAvaAssertionError(error),
+		source: buildSource(extractSource(stack))
+	};
+	if (stack) {
+		retval.stack = stack;
+	}
+
+	if (retval.avaAssertionError) {
+		retval.improperUsage = error.improperUsage;
+		retval.message = error.message;
+		retval.name = error.name;
+		retval.statements = error.statements;
+		retval.values = error.values;
+
+		if (error.fixedSource) {
+			const source = buildSource(error.fixedSource);
+			if (source) {
+				retval.source = source;
+			}
+		}
+
+		if (error.assertion) {
+			retval.assertion = error.assertion;
+		}
+		if (error.operator) {
+			retval.operator = error.operator;
+		}
+	} else {
+		retval.object = cleanYamlObject(error, filter); // Cleanly copy non-standard properties
+		if (typeof error.message === 'string') {
+			retval.message = error.message;
+		}
+		if (typeof error.name === 'string') {
+			retval.name = error.name;
+		}
+	}
+
+	return retval;
+};