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add more context to exceptions

This commit is contained in:
Adam D. Ruppe 2019-03-04 10:19:29 -05:00
parent b06d1bcb32
commit fe943409d1
1 changed files with 8 additions and 5 deletions
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13
dom.d
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@ -1416,7 +1416,7 @@ class Element {
body { body {
auto e = cast(SomeElementType) getElementById(id); auto e = cast(SomeElementType) getElementById(id);
if(e is null) if(e is null)
throw new ElementNotFoundException(SomeElementType.stringof, "id=" ~ id, file, line); throw new ElementNotFoundException(SomeElementType.stringof, "id=" ~ id, this, file, line);
return e; return e;
} }
@ -1431,7 +1431,7 @@ class Element {
body { body {
auto e = cast(SomeElementType) querySelector(selector); auto e = cast(SomeElementType) querySelector(selector);
if(e is null) if(e is null)
throw new ElementNotFoundException(SomeElementType.stringof, selector, file, line); throw new ElementNotFoundException(SomeElementType.stringof, selector, this, file, line);
return e; return e;
} }
@ -2140,7 +2140,7 @@ class Element {
static if(!is(T == Element)) { static if(!is(T == Element)) {
auto t = cast(T) par; auto t = cast(T) par;
if(t is null) if(t is null)
throw new ElementNotFoundException("", tagName ~ " parent not found"); throw new ElementNotFoundException("", tagName ~ " parent not found", this);
} else } else
auto t = par; auto t = par;
@ -3806,7 +3806,7 @@ T require(T = Element, string file = __FILE__, int line = __LINE__)(Element e) i
body { body {
auto ret = cast(T) e; auto ret = cast(T) e;
if(ret is null) if(ret is null)
throw new ElementNotFoundException(T.stringof, "passed value", file, line); throw new ElementNotFoundException(T.stringof, "passed value", e, file, line);
return ret; return ret;
} }
@ -5169,9 +5169,12 @@ class MarkupException : Exception {
class ElementNotFoundException : Exception { class ElementNotFoundException : Exception {
/// type == kind of element you were looking for and search == a selector describing the search. /// type == kind of element you were looking for and search == a selector describing the search.
this(string type, string search, string file = __FILE__, size_t line = __LINE__) { this(string type, string search, Element searchContext, string file = __FILE__, size_t line = __LINE__) {
this.searchContext = searchContext;
super("Element of type '"~type~"' matching {"~search~"} not found.", file, line); super("Element of type '"~type~"' matching {"~search~"} not found.", file, line);
} }
Element searchContext;
} }
/// The html struct is used to differentiate between regular text nodes and html in certain functions /// The html struct is used to differentiate between regular text nodes and html in certain functions