Files
jasmine/src/core/ExceptionFormatter.js
2022-09-24 12:12:21 -07:00

123 lines
3.0 KiB
JavaScript

getJasmineRequireObj().ExceptionFormatter = function(j$) {
const ignoredProperties = [
'name',
'message',
'stack',
'fileName',
'sourceURL',
'line',
'lineNumber',
'column',
'description',
'jasmineMessage'
];
function ExceptionFormatter(options) {
const jasmineFile =
(options && options.jasmineFile) || j$.util.jasmineFile();
this.message = function(error) {
let message = '';
if (error.jasmineMessage) {
message += error.jasmineMessage;
} else if (error.name && error.message) {
message += error.name + ': ' + error.message;
} else if (error.message) {
message += error.message;
} else {
message += error.toString() + ' thrown';
}
if (error.fileName || error.sourceURL) {
message += ' in ' + (error.fileName || error.sourceURL);
}
if (error.line || error.lineNumber) {
message += ' (line ' + (error.line || error.lineNumber) + ')';
}
return message;
};
this.stack = function(error, { omitMessage } = {}) {
if (!error || !error.stack) {
return null;
}
const lines = this.stack_(error, {
messageHandling: omitMessage ? 'omit' : undefined
});
return lines.join('\n');
};
// messageHandling can be falsy (unspecified), 'omit', or 'require'
this.stack_ = function(error, { messageHandling }) {
let lines = formatProperties(error).split('\n');
if (lines[lines.length - 1] === '') {
lines.pop();
}
const stackTrace = new j$.StackTrace(error);
lines = lines.concat(filterJasmine(stackTrace));
if (messageHandling === 'require') {
lines.unshift(stackTrace.message || 'Error: ' + error.message);
} else if (messageHandling !== 'omit' && stackTrace.message) {
lines.unshift(stackTrace.message);
}
if (error.cause) {
const substack = this.stack_(error.cause, {
messageHandling: 'require'
});
substack[0] = 'Caused by: ' + substack[0];
lines = lines.concat(substack);
}
return lines;
};
function filterJasmine(stackTrace) {
const result = [];
const jasmineMarker =
stackTrace.style === 'webkit' ? '<Jasmine>' : ' at <Jasmine>';
stackTrace.frames.forEach(function(frame) {
if (frame.file !== jasmineFile) {
result.push(frame.raw);
} else if (result[result.length - 1] !== jasmineMarker) {
result.push(jasmineMarker);
}
});
return result;
}
function formatProperties(error) {
if (!(error instanceof Object)) {
return;
}
const result = {};
let empty = true;
for (const prop in error) {
if (ignoredProperties.includes(prop)) {
continue;
}
result[prop] = error[prop];
empty = false;
}
if (!empty) {
return 'error properties: ' + j$.basicPrettyPrinter_(result) + '\n';
}
return '';
}
}
return ExceptionFormatter;
};