diff options
Diffstat (limited to 'docs/linking_to_external_code.md')
| -rw-r--r-- | docs/linking_to_external_code.md | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/docs/linking_to_external_code.md b/docs/linking_to_external_code.md index af46faf5d..ad6cfab09 100644 --- a/docs/linking_to_external_code.md +++ b/docs/linking_to_external_code.md @@ -4,13 +4,15 @@ In the [Getting Started](./getting_started.md) section, we saw Deno could execute scripts from URLs. Like browser JavaScript, Deno can import libraries directly from URLs. This example uses a URL to import an assertion library: +**test.ts** + ```ts import { assertEquals } from "https://deno.land/std/testing/asserts.ts"; assertEquals("hello", "hello"); assertEquals("world", "world"); -console.log("Asserted! 🎉"); +console.log("Asserted! ✓"); ``` Try running this: @@ -21,15 +23,15 @@ Compile file:///mnt/f9/Projects/github.com/denoland/deno/docs/test.ts Download https://deno.land/std/testing/asserts.ts Download https://deno.land/std/fmt/colors.ts Download https://deno.land/std/testing/diff.ts -Asserted! 🎉 +Asserted! ✓ ``` Note that we did not have to provide the `--allow-net` flag for this program, and yet it accessed the network. The runtime has special access to download imports and cache them to disk. -Deno caches remote imports in a special directory specified by the `$DENO_DIR` -environment variable. It defaults to the system's cache directory if `$DENO_DIR` +Deno caches remote imports in a special directory specified by the `DENO_DIR` +environment variable. It defaults to the system's cache directory if `DENO_DIR` is not specified. The next time you run the program, no downloads will be made. If the program hasn't changed, it won't be recompiled either. The default directory is: @@ -58,6 +60,8 @@ For example, let's say you were using the above assertion library across a large project. Rather than importing `"https://deno.land/std/testing/asserts.ts"` everywhere, you could create a `deps.ts` file that exports the third-party code: +**deps.ts** + ```ts export { assert, |