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manual: Improve formatting (#1842)

This commit is contained in:
Jed Fox 2019-03-11 23:39:46 -04:00 committed by Ryan Dahl
parent ae4405d747
commit ad21be8370

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@ -37,7 +37,7 @@ Deno provides <a href="https://github.com/denoland/deno_std">a set of reviewed
- Like the browser, allows imports from URLs:
```typescript
```ts
import * as log from "https://deno.land/std/log/mod.ts";
```
@ -92,14 +92,14 @@ scripts to download and install the binary.
Using Shell:
```sh
curl -fsSL https://deno.land/x/install/install.sh | sh
```shellsession
$ curl -fsSL https://deno.land/x/install/install.sh | sh
```
Or using PowerShell:
```powershell
iwr https://deno.land/x/install/install.ps1 | iex
```shellsession
> iwr https://deno.land/x/install/install.ps1 | iex
```
Deno can also be installed manually, by downloading a tarball or zip file at
@ -107,10 +107,10 @@ Deno can also be installed manually, by downloading a tarball or zip file at
These packages contain just a single executable file. You will have to set the
executable bit on Mac and Linux.
Once it's installed and in your \$PATH, try it:
Once it's installed and in your `$PATH`, try it:
```
deno https://deno.land/welcome.ts
```shellsession
$ deno https://deno.land/welcome.ts
```
### Build from source
@ -157,16 +157,16 @@ Extra steps for Windows users:
1. Add `python.exe` to `PATH` (e.g. `set PATH=%PATH%;C:\Python27\python.exe`)
2. Get [VS Community 2017](https://www.visualstudio.com/downloads/) with
`Desktop development with C++` toolkit and make sure to select the following
"Desktop development with C++" toolkit and make sure to select the following
required tools listed below along with all C++ tools.
- Windows 10 SDK >= 10.0.17134
- Visual C++ ATL for x86 and x64
- Visual C++ MFC for x86 and x64
- C++ profiling tools
3. Enable `Debugging Tools for Windows`. Go to `Control Panel``Programs`
`Programs and Features` → Select
`Windows Software Development Kit - Windows 10``Change``Change` → Check
`Debugging Tools For Windows``Change` -> `Finish`.
3. Enable "Debugging Tools for Windows". Go to "Control Panel" → "Programs"
"Programs and Features" → Select "Windows Software Development Kit - Windows
10" → "Change" → "Change" → Check "Debugging Tools For Windows" → "Change" ->
"Finish".
4. Make sure you are using git version 2.19.2.windows.1 or newer.
#### Other useful commands
@ -205,8 +205,8 @@ Environment variables: `DENO_BUILD_MODE`, `DENO_BUILD_PATH`, `DENO_BUILD_ARGS`,
To get an exact reference of deno's runtime API, run the following in the
command line:
```
deno --types
```shellsession
$ deno --types
```
[This is what the output looks like.](https://gist.github.com/ry/46da4724168cdefa763e13207d27ede5)
@ -243,8 +243,8 @@ I/O streams in Deno.
Try the program:
```
> deno https://deno.land/std/examples/cat.ts /etc/passwd
```shellsession
$ deno https://deno.land/std/examples/cat.ts /etc/passwd
```
### TCP echo server
@ -269,8 +269,8 @@ const { listen, copy } = Deno;
When this program is started, the user is prompted for permission to listen on
the network:
```
> deno https://deno.land/std/examples/echo_server.ts
```shellsession
$ deno https://deno.land/std/examples/echo_server.ts
⚠️ Deno requests network access to "listen". Grant? [yN] y
listening on 0.0.0.0:8080
```
@ -278,15 +278,15 @@ listening on 0.0.0.0:8080
For security reasons, deno does not allow programs to access the network without
explicit permission. To avoid the console prompt, use a command-line flag:
```
> deno https://deno.land/std/examples/echo_server.ts --allow-net
```shellsession
$ deno https://deno.land/std/examples/echo_server.ts --allow-net
```
To test it, try sending a HTTP request to it by using curl. The request gets
written directly back to the client.
```
> curl http://localhost:8080/
```shellsession
$ curl http://localhost:8080/
GET / HTTP/1.1
Host: localhost:8080
User-Agent: curl/7.54.0
@ -330,15 +330,15 @@ const { permissions, revokePermission, open, remove } = Deno;
This one serves a local directory in HTTP.
```
```bash
alias file_server="deno --allow-net --allow-read \
https://deno.land/std/http/file_server.ts"
```
Run it:
```
% file_server .
```shellsession
$ file_server .
Downloading https://deno.land/std/http/file_server.ts...
[...]
HTTP server listening on http://0.0.0.0:4500/
@ -346,8 +346,8 @@ HTTP server listening on http://0.0.0.0:4500/
And if you ever want to upgrade to the latest published version:
```
file_server --reload
```shellsession
$ file_server --reload
```
### Run subprocess
@ -372,8 +372,8 @@ main();
Run it:
```
> deno --allow-run ./subprocess_simple.ts
```shellsession
$ deno --allow-run ./subprocess_simple.ts
hello
```
@ -411,11 +411,11 @@ main();
When you run it:
```
> deno ./subprocess.ts --allow-run <somefile>
```shellsession
$ deno ./subprocess.ts --allow-run <somefile>
[file content]
> deno ./subprocess.ts --allow-run non_existent_file.md
$ deno ./subprocess.ts --allow-run non_existent_file.md
Uncaught NotFound: No such file or directory (os error 2)
at DenoError (deno/js/errors.ts:19:5)
@ -449,8 +449,8 @@ runIfMain(import.meta);
Try running this:
```
> deno test.ts --reload
```shellsession
$ deno test.ts
running 2 tests
test t1 ... ok
test t2 ... ok
@ -525,8 +525,8 @@ if (import.meta.main) {
### Flags
```
> deno -h
```shellsession
$ deno -h
Usage: deno script.ts
Options:
@ -665,8 +665,8 @@ To learn more about `d8` and profiling, check out the following links:
We can use LLDB to debug deno.
```sh
lldb -- target/debug/deno tests/worker.js
```shellsession
$ lldb -- target/debug/deno tests/worker.js
> run
> bt
> up
@ -677,8 +677,8 @@ lldb -- target/debug/deno tests/worker.js
To debug Rust code, we can use `rust-lldb`. It should come with `rustc` and is a
wrapper around LLDB.
```sh
rust-lldb -- ./target/debug/deno tests/http_bench.ts --allow-net
```shellsession
$ rust-lldb -- ./target/debug/deno tests/http_bench.ts --allow-net
# On macOS, you might get warnings like
# `ImportError: cannot import name _remove_dead_weakref`
# In that case, use system python by setting PATH, e.g.
@ -711,21 +711,21 @@ Rust. These common data structures are defined in
### Updating prebuilt binaries
```bash
./third_party/depot_tools/upload_to_google_storage.py -b denoland \
```shellsession
$ ./third_party/depot_tools/upload_to_google_storage.py -b denoland \
-e ~/.config/gcloud/legacy_credentials/ry@tinyclouds.org/.boto `which sccache`
mv `which sccache`.sha1 prebuilt/linux64/
gsutil acl ch -u AllUsers:R gs://denoland/608be47bf01004aa11d4ed06955414e93934516e
$ mv `which sccache`.sha1 prebuilt/linux64/
$ gsutil acl ch -u AllUsers:R gs://denoland/608be47bf01004aa11d4ed06955414e93934516e
```
### Continuous Benchmarks
https://deno.land/benchmarks.html
See our benchmarks [over here](https://deno.land/benchmarks.html)
The benchmark chart supposes `//website/data.json` has the type
`BenchmarkData[]` where `BenchmarkData` is defined like the below:
```typescript
```ts
interface ExecTimeData {
mean: number;
stddev: number;