goog.provide('devtools.hints'); devtools.hints.available_QMARK_ = (function devtools$hints$available_QMARK_(){ return true; }); devtools.hints._STAR_installed_STAR_ = false; devtools.hints._STAR_original_global_error_handler_STAR_ = null; devtools.hints._STAR_original_type_error_prototype_to_string_STAR_ = null; devtools.hints.processed_errors = cljs.core.volatile_BANG_(null); devtools.hints.set_processed_errors_BANG_ = (function devtools$hints$set_processed_errors_BANG_(val){ return cljs.core.vreset_BANG_(devtools.hints.processed_errors,val); }); devtools.hints.get_processed_errors_BANG_ = (function devtools$hints$get_processed_errors_BANG_(){ var temp__5802__auto__ = cljs.core.deref(devtools.hints.processed_errors); if(cljs.core.truth_(temp__5802__auto__)){ var val = temp__5802__auto__; return val; } else { if((typeof WeakSet !== 'undefined')){ return devtools.hints.set_processed_errors_BANG_((new WeakSet())); } else { return null; } } }); devtools.hints.empty_as_nil = (function devtools$hints$empty_as_nil(str){ if(cljs.core.empty_QMARK_(str)){ return null; } else { return str; } }); devtools.hints.ajax_reader = (function devtools$hints$ajax_reader(url){ var xhr = (new XMLHttpRequest()); xhr.open("GET",url,false); xhr.send(); return devtools.hints.empty_as_nil(xhr.responseText); }); devtools.hints.retrieve_javascript_source = (function devtools$hints$retrieve_javascript_source(where){ var reader = (function (){var or__5025__auto__ = devtools.prefs.pref(new cljs.core.Keyword(null,"file-reader","file-reader",-450847664)); if(cljs.core.truth_(or__5025__auto__)){ return or__5025__auto__; } else { return devtools.hints.ajax_reader; } })(); return (reader.cljs$core$IFn$_invoke$arity$1 ? reader.cljs$core$IFn$_invoke$arity$1(where) : reader.call(null,where)); }); devtools.hints.get_line = (function devtools$hints$get_line(lines,line_number){ return (lines[(line_number - (1))]); }); devtools.hints.extend_content = (function devtools$hints$extend_content(content,lines,line_number,min_length){ if((((cljs.core.count(content) > min_length)) || ((!((line_number > (0))))))){ return content; } else { var prev_line_number = (line_number - (1)); var prev_line = devtools.hints.get_line(lines,prev_line_number); var new_content = [cljs.core.str.cljs$core$IFn$_invoke$arity$1(prev_line),"\n",cljs.core.str.cljs$core$IFn$_invoke$arity$1(content)].join(''); return (devtools.hints.extend_content.cljs$core$IFn$_invoke$arity$4 ? devtools.hints.extend_content.cljs$core$IFn$_invoke$arity$4(new_content,lines,prev_line_number,min_length) : devtools.hints.extend_content.call(null,new_content,lines,prev_line_number,min_length)); } }); devtools.hints.mark_call_closed_at_column = (function devtools$hints$mark_call_closed_at_column(line,column){ var n = (column - (1)); var prefix = line.substring((0),n); var postfix = line.substring(n); return [cljs.core.str.cljs$core$IFn$_invoke$arity$1(prefix)," <<< \u2622 NULL \u2622 <<< ",cljs.core.str.cljs$core$IFn$_invoke$arity$1(postfix)].join(''); }); devtools.hints.mark_null_call_site_location = (function devtools$hints$mark_null_call_site_location(file,line_number,column){ var content = devtools.hints.retrieve_javascript_source(file); var lines = content.split("\n"); var line = devtools.hints.get_line(lines,line_number); var marked_line = devtools.hints.mark_call_closed_at_column(line,column); var min_length = (function (){var or__5025__auto__ = devtools.prefs.pref(new cljs.core.Keyword(null,"sanity-hint-min-length","sanity-hint-min-length",104958154)); if(cljs.core.truth_(or__5025__auto__)){ return or__5025__auto__; } else { return (128); } })(); return devtools.hints.extend_content(marked_line,lines,line_number,min_length); }); devtools.hints.make_sense_of_the_error = (function devtools$hints$make_sense_of_the_error(message,file,line_number,column){ if(cljs.core.truth_(cljs.core.re_matches(/Cannot read property 'call' of.*/,message))){ return devtools.hints.mark_null_call_site_location(file,line_number,column); } else { return null; } }); devtools.hints.parse_stacktrace = (function devtools$hints$parse_stacktrace(native_stack_trace){ return cljs.stacktrace.parse_stacktrace.cljs$core$IFn$_invoke$arity$4(cljs.core.PersistentArrayMap.EMPTY,native_stack_trace,new cljs.core.PersistentArrayMap(null, 1, [new cljs.core.Keyword(null,"ua-product","ua-product",938384227),new cljs.core.Keyword(null,"chrome","chrome",1718738387)], null),new cljs.core.PersistentArrayMap(null, 1, [new cljs.core.Keyword(null,"asset-root","asset-root",1771735072),""], null)); }); devtools.hints.error_object_sense = (function devtools$hints$error_object_sense(error){ try{var native_stack_trace = error.stack; var stack_trace = devtools.hints.parse_stacktrace(native_stack_trace); var top_item = cljs.core.second(stack_trace); var map__29780 = top_item; var map__29780__$1 = cljs.core.__destructure_map(map__29780); var file = cljs.core.get.cljs$core$IFn$_invoke$arity$2(map__29780__$1,new cljs.core.Keyword(null,"file","file",-1269645878)); var line = cljs.core.get.cljs$core$IFn$_invoke$arity$2(map__29780__$1,new cljs.core.Keyword(null,"line","line",212345235)); var column = cljs.core.get.cljs$core$IFn$_invoke$arity$2(map__29780__$1,new cljs.core.Keyword(null,"column","column",2078222095)); return devtools.hints.make_sense_of_the_error(error.message,file,line,column); }catch (e29779){var _e = e29779; return false; }}); devtools.hints.type_error_to_string = (function devtools$hints$type_error_to_string(self){ var temp__5802__auto___29803 = devtools.hints.get_processed_errors_BANG_(); if(cljs.core.truth_(temp__5802__auto___29803)){ var seen_errors_29805 = temp__5802__auto___29803; if(cljs.core.truth_(seen_errors_29805.has(self))){ } else { seen_errors_29805.add(self); var temp__5804__auto___29810 = devtools.hints.error_object_sense(self); if(cljs.core.truth_(temp__5804__auto___29810)){ var sense_29811 = temp__5804__auto___29810; (self.message = [cljs.core.str.cljs$core$IFn$_invoke$arity$1(self.message),", a sanity hint:\n",cljs.core.str.cljs$core$IFn$_invoke$arity$1(sense_29811)].join('')); } else { } } } else { } return devtools.hints._STAR_original_type_error_prototype_to_string_STAR_.call(self); }); devtools.hints.global_error_handler = (function devtools$hints$global_error_handler(message,url,line,column,error){ var res = (cljs.core.truth_(devtools.hints._STAR_original_global_error_handler_STAR_)?devtools.hints._STAR_original_global_error_handler_STAR_.call(null,message,url,line,column,error):null); if(cljs.core.not(res)){ var temp__5804__auto__ = devtools.hints.error_object_sense(error); if(cljs.core.truth_(temp__5804__auto__)){ var sense = temp__5804__auto__; devtools.context.get_console.call(null).info("A sanity hint for incoming uncaught error:\n",sense); return false; } else { return null; } } else { return true; } }); devtools.hints.install_type_error_enhancer = (function devtools$hints$install_type_error_enhancer(){ (devtools.hints._STAR_original_global_error_handler_STAR_ = devtools.context.get_root.call(null).onerror); (devtools.context.get_root.call(null).onerror = devtools.hints.global_error_handler); var prototype = TypeError.prototype; (devtools.hints._STAR_original_type_error_prototype_to_string_STAR_ = prototype.toString); return (prototype.toString = (function (){ var self = this; return devtools.hints.type_error_to_string(self); })); }); devtools.hints.installed_QMARK_ = (function devtools$hints$installed_QMARK_(){ return devtools.hints._STAR_installed_STAR_; }); devtools.hints.install_BANG_ = (function devtools$hints$install_BANG_(){ if(cljs.core.truth_(devtools.hints._STAR_installed_STAR_)){ return null; } else { (devtools.hints._STAR_installed_STAR_ = true); devtools.hints.install_type_error_enhancer(); return true; } }); devtools.hints.uninstall_BANG_ = (function devtools$hints$uninstall_BANG_(){ if(cljs.core.truth_(devtools.hints._STAR_installed_STAR_)){ (devtools.hints._STAR_installed_STAR_ = false); if(cljs.core.truth_(devtools.hints._STAR_original_type_error_prototype_to_string_STAR_)){ } else { throw (new Error("Assert failed: *original-type-error-prototype-to-string*")); } (devtools.context.get_root.call(null).onerror = devtools.hints._STAR_original_global_error_handler_STAR_); var prototype = TypeError.prototype; return (prototype.toString = devtools.hints._STAR_original_type_error_prototype_to_string_STAR_); } else { return null; } }); //# sourceMappingURL=devtools.hints.js.map