UltiSnips is one of snippet systems for vim. Below are some UltiSnips snippets that other Chromium developers will hopefully find useful.
The screencast below showcases how:
copyright
+ <tab>
will fill-in current year#ifndef
+ <tab>
will calculate the macro name based on the path of the current filenamespace
+ <tab>
+ namespace_name
+ tab
will copy the namespace name into a comment at the end of the namespaceThe screenscast below showcases how:
<< some->expression.logme
+ <tab>
includes the expression text in the output<< stack
+ <tab>
logs the callstacksnippet copyright // Copyright `date +%Y` The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. $0 endsnippet
This relies on current directory being the Chromium root directory.
snippet ifndef "include guard" w ifndef ${1:`!p snip.rv=str(path).replace('/','_').replace('\\','_').replace('.','_').upper()+'_'`} #define $1 $0 #endif // $1 endsnippet
snippet namespace namespace $1 { $0 } // namespace $1 endsnippet
snippet LOG(ERROR) LOG(ERROR) << __func__$0; endsnippet snippet "<<.(.+)\.logme" "Logging expansion" r << "; `!p snip.rv = match.group(1).replace('"', '\\"')` = " << `!p snip.rv = match.group(1)`$0 endsnippet snippet "<<.(.+)\.logint" "Logging expansion" r << "; `!p snip.rv = match.group(1).replace('"', '\\"')` = " << static_cast<int>(`!p snip.rv = match.group(1)`)$0 endsnippet snippet "<<.stack" "Logging expansion2" r << "; stack = " << base::debug::StackTrace().ToString() endsnippet snippet "<<.jstack" "Logging expansion2" r << "; js stack = " << [](){ char* buf = nullptr; size_t size = 0; FILE* f = open_memstream(&buf, &size); if (!f) return std::string("<mem error>"); v8::Message::PrintCurrentStackTrace( v8::Isolate::GetCurrent(), f); fflush(f); fclose(f); std::string result(buf, size); free(buf); return result; }(); endsnippet