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Fix typos
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133905b309
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7 changed files with 17 additions and 17 deletions
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@ -401,7 +401,7 @@ of a derivation `x` by looking at their respective `name` attributes.
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The names (e.g., `gcc-3.3.1` are split into two parts: the package name
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The names (e.g., `gcc-3.3.1` are split into two parts: the package name
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(`gcc`), and the version (`3.3.1`). The version part starts after the
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(`gcc`), and the version (`3.3.1`). The version part starts after the
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first dash not followed by a letter. `x` is considered an upgrade of `y`
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first dash not followed by a letter. `x` is considered an upgrade of `y`
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if their package names match, and the version of `y` is higher that that
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if their package names match, and the version of `y` is higher than that
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of `x`.
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of `x`.
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The versions are compared by splitting them into contiguous components
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The versions are compared by splitting them into contiguous components
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@ -125,7 +125,7 @@ Special exit codes:
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- `104`\
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- `104`\
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Not deterministic, the build succeeded in check mode but the
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Not deterministic, the build succeeded in check mode but the
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resulting output is not binary reproducable.
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resulting output is not binary reproducible.
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With the `--keep-going` flag it's possible for multiple failures to
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With the `--keep-going` flag it's possible for multiple failures to
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occur, in this case the 1xx status codes are or combined using binary
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occur, in this case the 1xx status codes are or combined using binary
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@ -3,7 +3,7 @@
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## Goals
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## Goals
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Purpose of this document is to provide a clear direction to **help design
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Purpose of this document is to provide a clear direction to **help design
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delightful command line** experience. This document contain guidelines to
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delightful command line** experience. This document contains guidelines to
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follow to ensure a consistent and approachable user experience.
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follow to ensure a consistent and approachable user experience.
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## Overview
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## Overview
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@ -115,7 +115,7 @@ The rules are:
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- Help is shown by using `--help` or `help` command (eg `nix` `--``help` or
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- Help is shown by using `--help` or `help` command (eg `nix` `--``help` or
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`nix help`).
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`nix help`).
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- For non-COMMANDs (eg. `nix` `--``help` and `nix store` `--``help`) we **show
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- For non-COMMANDs (eg. `nix` `--``help` and `nix store` `--``help`) we **show
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a summary** of most common use cases. Summary is presented on the STDOUT
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a summary** of most common use cases. Summary is presented on the STDOUT
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without any use of PAGER.
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without any use of PAGER.
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- For COMMANDs (eg. `nix init` `--``help` or `nix help init`) we display the
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- For COMMANDs (eg. `nix init` `--``help` or `nix help init`) we display the
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@ -230,8 +230,8 @@ Now **Learn** part of the output is where you educate users. You should only
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show it when you know that a build will take some time and not annoy users of
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show it when you know that a build will take some time and not annoy users of
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the builds that take only few seconds.
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the builds that take only few seconds.
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Every feature like this should go though a intensive review and testing to
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Every feature like this should go through an intensive review and testing to
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collect as much a feedback as possible and to fine tune every little detail. If
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collect as much feedback as possible and to fine tune every little detail. If
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done right this can be an awesome features beginners and advance users will
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done right this can be an awesome features beginners and advance users will
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love, but if not done perfectly it will annoy users and leave bad impression.
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love, but if not done perfectly it will annoy users and leave bad impression.
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@ -272,11 +272,11 @@ not know which `ARGUMENTS` and `OPTIONS` are required or which values are
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possible for those options.
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possible for those options.
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In cases, the user might not provide the input or they provide wrong input,
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In cases, the user might not provide the input or they provide wrong input,
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rather then show the error, prompt a user with an option to find and select
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rather than show the error, prompt a user with an option to find and select
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correct input (see examples).
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correct input (see examples).
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Prompting is of course not required when TTY is not attached to STDIN. This
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Prompting is of course not required when TTY is not attached to STDIN. This
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would mean that scripts wont need to handle prompt, but rather handle errors.
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would mean that scripts won't need to handle prompt, but rather handle errors.
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A place to use prompt and provide user with interactive select
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A place to use prompt and provide user with interactive select
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@ -300,7 +300,7 @@ going to happen.
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```shell
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```shell
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$ nix build --option substitutors https://cache.example.org
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$ nix build --option substitutors https://cache.example.org
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------------------------------------------------------------------------
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------------------------------------------------------------------------
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Warning! A security related question need to be answered.
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Warning! A security related question needs to be answered.
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------------------------------------------------------------------------
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------------------------------------------------------------------------
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The following substitutors will be used to in `my-project`:
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The following substitutors will be used to in `my-project`:
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- https://cache.example.org
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- https://cache.example.org
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@ -311,14 +311,14 @@ $ nix build --option substitutors https://cache.example.org
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# Output
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# Output
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Terminal output can be quite limiting in many ways. Which should forces us to
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Terminal output can be quite limiting in many ways. Which should force us to
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think about the experience even more. As with every design the output is a
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think about the experience even more. As with every design the output is a
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compromise between being terse and being verbose, between showing help to
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compromise between being terse and being verbose, between showing help to
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beginners and annoying advance users. For this it is important that we know
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beginners and annoying advance users. For this it is important that we know
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what are the priorities.
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what are the priorities.
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Nix command line should be first and foremost written with beginners in mind.
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Nix command line should be first and foremost written with beginners in mind.
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But users wont stay beginners for long and what was once useful might quickly
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But users won't stay beginners for long and what was once useful might quickly
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become annoying. There is no golden rule that we can give in this guideline
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become annoying. There is no golden rule that we can give in this guideline
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that would make it easier how to draw a line and find best compromise.
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that would make it easier how to draw a line and find best compromise.
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@ -508,7 +508,7 @@ can, with a few key strokes, be changed into and advance introspection tool.
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### Progress
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### Progress
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For longer running commands we should provide and overview of the progress.
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For longer running commands we should provide and overview the progress.
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This is shown best in `nix build` example:
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This is shown best in `nix build` example:
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```shell
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```shell
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@ -553,7 +553,7 @@ going to happen.
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```shell
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```shell
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$ nix build --option substitutors https://cache.example.org
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$ nix build --option substitutors https://cache.example.org
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------------------------------------------------------------------------
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------------------------------------------------------------------------
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Warning! A security related question need to be answered.
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Warning! A security related question needs to be answered.
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------------------------------------------------------------------------
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------------------------------------------------------------------------
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The following substitutors will be used to in `my-project`:
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The following substitutors will be used to in `my-project`:
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- https://cache.example.org
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- https://cache.example.org
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@ -237,7 +237,7 @@ Derivations can declare some infrequently used optional attributes.
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- `preferLocalBuild`\
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- `preferLocalBuild`\
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If this attribute is set to `true` and [distributed building is
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If this attribute is set to `true` and [distributed building is
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enabled](../advanced-topics/distributed-builds.md), then, if
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enabled](../advanced-topics/distributed-builds.md), then, if
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possible, the derivaton will be built locally instead of forwarded
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possible, the derivation will be built locally instead of forwarded
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to a remote machine. This is appropriate for trivial builders
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to a remote machine. This is appropriate for trivial builders
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where the cost of doing a download or remote build would exceed
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where the cost of doing a download or remote build would exceed
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the cost of building locally.
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the cost of building locally.
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@ -26,7 +26,7 @@ elements (referenced from the figure by number):
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called with three arguments: `stdenv`, `fetchurl`, and `perl`. They
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called with three arguments: `stdenv`, `fetchurl`, and `perl`. They
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are needed to build Hello, but we don't know how to build them here;
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are needed to build Hello, but we don't know how to build them here;
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that's why they are function arguments. `stdenv` is a package that
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that's why they are function arguments. `stdenv` is a package that
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is used by almost all Nix Packages packages; it provides a
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is used by almost all Nix Packages; it provides a
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“standard” environment consisting of the things you would expect
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“standard” environment consisting of the things you would expect
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in a basic Unix environment: a C/C++ compiler (GCC, to be precise),
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in a basic Unix environment: a C/C++ compiler (GCC, to be precise),
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the Bash shell, fundamental Unix tools such as `cp`, `grep`, `tar`,
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the Bash shell, fundamental Unix tools such as `cp`, `grep`, `tar`,
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@ -64,7 +64,7 @@ Nix has the following basic data types:
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the start of each line. To be precise, it strips from each line a
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the start of each line. To be precise, it strips from each line a
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number of spaces equal to the minimal indentation of the string as a
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number of spaces equal to the minimal indentation of the string as a
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whole (disregarding the indentation of empty lines). For instance,
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whole (disregarding the indentation of empty lines). For instance,
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the first and second line are indented two space, while the third
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the first and second line are indented two spaces, while the third
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line is indented four spaces. Thus, two spaces are stripped from
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line is indented four spaces. Thus, two spaces are stripped from
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each line, so the resulting string is
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each line, so the resulting string is
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@ -127,7 +127,7 @@ $ nix-env --install firefox
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_could_ cause quite a bit of build activity, as not only Firefox but
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_could_ cause quite a bit of build activity, as not only Firefox but
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also all its dependencies (all the way up to the C library and the
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also all its dependencies (all the way up to the C library and the
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compiler) would have to built, at least if they are not already in the
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compiler) would have to be built, at least if they are not already in the
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Nix store. This is a _source deployment model_. For most users,
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Nix store. This is a _source deployment model_. For most users,
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building from source is not very pleasant as it takes far too long.
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building from source is not very pleasant as it takes far too long.
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However, Nix can automatically skip building from source and instead
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However, Nix can automatically skip building from source and instead
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