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docs: improve the hot reload section, add run command example (#13418)

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Artem 2022-02-09 18:26:09 +01:00 committed by GitHub
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@ -5590,6 +5590,12 @@ fn main() {
``` ```
Build this example with `v -live message.v`. Build this example with `v -live message.v`.
You can also run this example with `v -live run message.v`.
Make sure that in command you use a path to a V's file,
**not** a path to a folder (like `v -live run .`) -
in that case you need to modify content of a folder (add new file, for example),
because changes in *message.v* will have no effect.
Functions that you want to be reloaded must have `[live]` attribute Functions that you want to be reloaded must have `[live]` attribute
before their definition. before their definition.