Module luacov.util
Utility module.
Functions
| unprefix (str, prefix) | Removes a prefix from a string if it's present. |
| load_string (str[, env[, chunkname]]) | Loads a string. |
| load_config (name, env) | Load a config file. |
| file_exists (name) | Checks if a file exists. |
Functions
- unprefix (str, prefix)
-
Removes a prefix from a string if it's present.
Parameters:
- str a string.
- prefix a prefix string.
Returns:
-
original string if does not start with prefix
or string without prefix.
- load_string (str[, env[, chunkname]])
-
Loads a string.
Parameters:
- str a string.
- env environment table. (optional)
- chunkname chunk name. (optional)
- load_config (name, env)
-
Load a config file.
Reads, loads and runs a Lua file in an environment.
Parameters:
- name file name.
- env environment table.
Returns:
-
true and the first return value of config on success,
nil + error type + error message on failure, where error type
can be "read", "load" or "run".
- file_exists (name)
-
Checks if a file exists.
Parameters:
- name file name.
Returns:
-
true if file can be opened, false otherwise.