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document "deno run -" (#6256)

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Jaap Aarts 2020-06-12 16:59:51 +02:00 committed by GitHub
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2 changed files with 18 additions and 3 deletions
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9
cli/flags.rs
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@ -1037,9 +1037,9 @@ fn run_subcommand<'a, 'b>() -> App<'a, 'b> {
run_test_args(SubCommand::with_name("run"))
.setting(AppSettings::TrailingVarArg)
.arg(script_arg())
.about("Run a program given a filename or url to the module")
.about("Run a program given a filename or url to the module. Use '-' as a filename to read from stdin.")
.long_about(
"Run a program given a filename or url to the module.
"Run a program given a filename or url to the module.
By default all programs are run in sandbox without access to disk, network or
ability to spawn subprocesses.
@ -1052,7 +1052,10 @@ Grant permission to read from disk and listen to network:
deno run --allow-read --allow-net https://deno.land/std/http/file_server.ts
Grant permission to read whitelisted files from disk:
deno run --allow-read=/etc https://deno.land/std/http/file_server.ts",
deno run --allow-read=/etc https://deno.land/std/http/file_server.ts
Deno allows specifying the filename '-' to read the file from stdin.
curl https://deno.land/std/examples/welcome.ts | target/debug/deno run -",
)
}

12
docs/getting_started/command_line_interface.md
View File

@ -29,6 +29,18 @@ deno bundle --help
Detailed guides to each subcommand can be found [here](../tools.md).
### Script source
Deno can grab the scripts from multiple sources, a filename, a url, and '-' to
read the file from stdin. The later is useful for integration with other
applications.
```shell
deno run main.ts
deno run https://mydomain.com/main.ts
cat main.ts | deno run -
```
### Script arguments
Separately from the Deno runtime flags, you can pass user-space arguments to the