vndb/mithril-vndb
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Make the stack trace cleaner IE9 compatible (err.stack is null)

Browse source
This commit is contained in:
Pierre-Yves Gérardy 2017-11-30 22:37:16 +01:00
parent b84e09369e
commit acd08c96dd
1 changed files with 4 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

5
ospec/ospec.js
View file

@ -9,7 +9,7 @@ else window.o = m()
if (name != null) spec[name] = ctx = {}
try {throw new Error} catch (e) {
var ospecFileName = e.stack.match(/[\/\\](.*?):\d+:\d+/)[1]
var ospecFileName = e.stack && (/[\/\\](.*?):\d+:\d+/).test(e.stack) ? e.stack.match(/[\/\\](.*?):\d+:\d+/)[1] : null
}
function o(subject, predicate) {
if (predicate === undefined) {
@ -55,6 +55,8 @@ else window.o = m()
return spy
}
o.cleanStackTrace = function(error) {
// For IE 10+ in quirks mode, and IE 9- in any mode, errors don't have a stack
if (error.stack == null) return ""
var i = 0, header = error.message ? error.name + ": " + error.message : error.name, stack
// some environments add the name and message to the stack trace
if (error.stack.indexOf(header) === 0) {
@ -63,6 +65,7 @@ else window.o = m()
} else {
stack = error.stack.split(/\r?\n/)
}
if (ospecFileName == null) return stack.join("\n")
// skip ospec-related entries on the stack
while (stack[i].indexOf(ospecFileName) !== -1) i++
// now we're in user code