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.zprezto/modules/helper/README.md

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+Helper
+======
+
+Provides helper functions for developing modules.
+
+Functions
+---------
+
+  - `add-zsh-trap` adds a function name to a list to be called when a trap is
+    triggered.
+  - `is-autoloadable` checks if a file can be autoloaded by trying to load it
+    in a subshell.
+  - `is-callable` checks if a name is a command, function, or alias.
+  - `is-true` checks a boolean variable for "true".
+  - `coalesce` prints the first non-empty string in the arguments array.
+
+Authors
+-------
+
+*The authors of this module should be contacted via the [issue tracker][1].*
+
+  - [Sorin Ionescu](https://github.com/sorin-ionescu)
+
+[1]: https://github.com/sorin-ionescu/prezto/issues