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This commit is contained in:
Joshua Granick
2015-05-12 12:30:34 -07:00
parent 99209ac51b
commit ca97897f39
5 changed files with 62 additions and 54 deletions
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89
haxe/CallStack.hx
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@@ -36,6 +36,40 @@ enum StackItem {
Get informations about the call stack.
**/
class CallStack {
#if js
static var lastException:js.Error;
static function getStack(e:js.Error):Array<StackItem> {
if (e == null) return [];
// https://code.google.com/p/v8/wiki/JavaScriptStackTraceApi
var oldValue = (untyped Error).prepareStackTrace;
(untyped Error).prepareStackTrace = function (error, callsites :Array<Dynamic>) {
var stack = [];
for (site in callsites) {
if (wrapCallSite != null) site = wrapCallSite(site);
var method = null;
var fullName :String = site.getFunctionName();
if (fullName != null) {
var idx = fullName.lastIndexOf(".");
if (idx >= 0) {
var className = fullName.substr(0, idx);
var methodName = fullName.substr(idx+1);
method = Method(className, methodName);
}
}
stack.push(FilePos(method, site.getFileName(), site.getLineNumber()));
}
return stack;
}
var a = makeStack(e.stack);
(untyped Error).prepareStackTrace = oldValue;
return a;
}
// support for source-map-support module
@:noCompletion
public static var wrapCallSite:Dynamic->Dynamic;
#end
/**
Return the call stack elements, or an empty array if not available.
@@ -45,45 +79,24 @@ class CallStack {
var a = makeStack(untyped __dollar__callstack());
a.shift(); // remove Stack.callStack()
return a;
#elseif flash9
#elseif flash
var a = makeStack( new flash.errors.Error().getStackTrace() );
a.shift(); // remove Stack.callStack()
return a;
#elseif flash
return makeStack("$s");
#elseif php
return makeStack("%s");
#elseif cpp
var s:Array<String> = untyped __global__.__hxcpp_get_call_stack(true);
return makeStack(s);
#elseif js
// https://code.google.com/p/v8/wiki/JavaScriptStackTraceApi
var oldValue = (untyped Error).prepareStackTrace;
(untyped Error).prepareStackTrace = function (error, callsites :Array<Dynamic>) {
var stack = [];
for (site in callsites) {
var method = null;
var fullName :String = site.getFunctionName();
if (fullName != null) {
var idx = fullName.lastIndexOf(".");
if (idx >= 0) {
var className = fullName.substr(0, idx);
var methodName = fullName.substr(idx+1);
method = Method(className, methodName);
}
}
stack.push(FilePos(method, site.getFileName(), site.getLineNumber()));
}
return stack;
}
try {
throw untyped __new__("Error");
throw new js.Error();
} catch( e : Dynamic ) {
var a = makeStack(e.stack);
if( a != null ) a.shift(); // remove Stack.callStack()
(untyped Error).prepareStackTrace = oldValue;
var a = getStack(e);
a.shift(); // remove Stack.callStack()
return a;
}
#elseif java
var stack = [];
for ( el in java.lang.Thread.currentThread().getStackTrace() ) {
@@ -129,7 +142,7 @@ class CallStack {
return makeStack(untyped __dollar__excstack());
#elseif as3
return new Array();
#elseif flash9
#elseif flash
var err : flash.errors.Error = untyped flash.Boot.lastError;
if( err == null ) return new Array();
var a = makeStack( err.getStackTrace() );
@@ -143,8 +156,6 @@ class CallStack {
i--;
}
return a;
#elseif flash
return makeStack("$e");
#elseif php
return makeStack("%e");
#elseif cpp
@@ -182,6 +193,8 @@ class CallStack {
stack.push(FilePos(null, elem._1, elem._2));
}
return stack;
#elseif js
return untyped __define_feature__("haxe.CallStack.exceptionStack", getStack(lastException));
#else
return []; // Unsupported
#end
@@ -245,7 +258,7 @@ class CallStack {
a.unshift(FilePos(null,new String(untyped x[0]),untyped x[1]));
}
return a;
#elseif flash9
#elseif flash
var a = new Array();
var r = ~/at ([^\/]+?)\$?(\/[^\(]+)?\(\)(\[(.*?):([0-9]+)\])?/;
var rlambda = ~/^MethodInfo-([0-9]+)$/g;
@@ -266,14 +279,6 @@ class CallStack {
s = r.matchedRight();
}
return a;
#elseif flash
var a : Array<String> = untyped __eval__(s);
var m = new Array();
for( i in 0...a.length - if(s == "$s") 2 else 0 ) {
var d = a[i].split("::");
m.unshift(Method(d[0],d[1]));
}
return m;
#elseif php
if (!untyped __call__("isset", __var__("GLOBALS", s)))
return [];
@@ -298,10 +303,12 @@ class CallStack {
}
return m;
#elseif js
if ((untyped __js__("typeof"))(s) == "string") {
if (s == null) {
return [];
} else if ((untyped __js__("typeof"))(s) == "string") {
// Return the raw lines in browsers that don't support prepareStackTrace
var stack : Array<String> = s.split("\n");
if( stack[0] == "Error" ) stack.shift();
if( stack[0] == "Error" ) stack.shift();
var m = [];
var rie10 = ~/^ at ([A-Za-z0-9_. ]+) \(([^)]+):([0-9]+):([0-9]+)\)$/;
for( line in stack ) {
@@ -312,7 +319,7 @@ class CallStack {
var line = Std.parseInt(rie10.matched(3));
m.push(FilePos( meth == "Anonymous function" ? LocalFunction() : meth == "Global code" ? null : Method(path.join("."),meth), file, line ));
} else
m.push(Module(line)); // A little weird, but better than nothing
m.push(Module(StringTools.trim(line))); // A little weird, but better than nothing
}
return m;
} else {