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NASAL: fix new truncateAt method to handle nil ptr errors during execution

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This commit is contained in:
Richard Harrison 2017-12-28 01:13:06 +01:00
parent 79dc657170
commit 4e0483c9e8
1 changed files with 8 additions and 3 deletions
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11
Nasal/string.nas
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@ -51,9 +51,14 @@ var trim = func(s, lr = 0, istrim = nil) {
# string.truncateAt("file.xml", ".txt"); # "file.xml" -> "file.xml"
#
var truncateAt = func(src, match){
var pos = find(match,src);
if (pos>=0)
return substr(src,0,pos);
var rv = nil;
call(func {
if (src != nil and match !=nil) {
var pos = find(match,src);
if (pos>=0)
src=substr(src,0,pos);
}
}, nil, var err = []);
return src;
}