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Merge pull request #8942 from fricklerhandwerk/option-anchors

always show anchors on setting listings
This commit is contained in:
John Ericson 2023-10-09 11:29:36 -04:00 committed by GitHub
commit 22513c91dc
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GPG key ID: 4AEE18F83AFDEB23
7 changed files with 159 additions and 113 deletions

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@ -2,10 +2,11 @@ let
inherit (builtins)
attrNames attrValues fromJSON listToAttrs mapAttrs groupBy
concatStringsSep concatMap length lessThan replaceStrings sort;
inherit (import ./utils.nix) attrsToList concatStrings optionalString filterAttrs trim squash unique showSettings;
inherit (import ./utils.nix) attrsToList concatStrings optionalString filterAttrs trim squash unique;
showStoreDocs = import ./generate-store-info.nix;
in
commandDump:
inlineHTML: commandDump:
let
@ -30,7 +31,7 @@ let
${maybeSubcommands}
${maybeDocumentation}
${maybeStoreDocs}
${maybeOptions}
'';
@ -40,15 +41,15 @@ let
showArgument = arg: "*${arg.label}*" + optionalString (! arg ? arity) "...";
arguments = concatStringsSep " " (map showArgument args);
in ''
`${command}` [*option*...] ${arguments}
`${command}` [*option*...] ${arguments}
'';
maybeSubcommands = optionalString (details ? commands && details.commands != {})
''
where *subcommand* is one of the following:
''
where *subcommand* is one of the following:
${subcommands}
'';
${subcommands}
'';
subcommands = if length categories > 1
then listCategories
@ -70,10 +71,11 @@ let
* [`${command} ${name}`](./${appendName filename name}.md) - ${subcmd.description}
'';
# TODO: move this confusing special case out of here when implementing #8496
maybeDocumentation = optionalString
(details ? doc)
(replaceStrings ["@stores@"] [storeDocs] details.doc);
# FIXME: this is a hack.
# store parameters should not be part of command documentation to begin
# with, but instead be rendered on separate pages.
maybeStoreDocs = optionalString (details ? doc)
(replaceStrings [ "@stores@" ] [ (showStoreDocs inlineHTML commandInfo.stores) ] details.doc);
maybeOptions = let
allVisibleOptions = filterAttrs
@ -82,14 +84,14 @@ let
in optionalString (allVisibleOptions != {}) ''
# Options
${showOptions allVisibleOptions}
${showOptions inlineHTML allVisibleOptions}
> **Note**
>
> See [`man nix.conf`](@docroot@/command-ref/conf-file.md#command-line-flags) for overriding configuration settings with command line flags.
'';
showOptions = allOptions:
showOptions = inlineHTML: allOptions:
let
showCategory = cat: opts: ''
${optionalString (cat != "") "## ${cat}"}
@ -98,17 +100,21 @@ let
'';
showOption = name: option:
let
result = trim ''
- ${item}
${option.description}
'';
item = if inlineHTML
then ''<span id="opt-${name}">[`--${name}`](#opt-${name})</span> ${shortName} ${labels}''
else "`--${name}` ${shortName} ${labels}";
shortName = optionalString
(option ? shortName)
("/ `-${option.shortName}`");
labels = optionalString
(option ? labels)
(concatStringsSep " " (map (s: "*${s}*") option.labels));
in trim ''
- <span id="opt-${name}">[`--${name}`](#opt-${name})</span> ${shortName} ${labels}
${option.description}
'';
in result;
categories = mapAttrs
# Convert each group from a list of key-value pairs back to an attrset
(_: listToAttrs)
@ -147,35 +153,4 @@ let
" - [${page.command}](command-ref/new-cli/${page.name})";
in concatStringsSep "\n" (map showEntry manpages) + "\n";
storeDocs =
let
showStore = name: { settings, doc, experimentalFeature }:
let
experimentalFeatureNote = optionalString (experimentalFeature != null) ''
> **Warning**
> This store is part of an
> [experimental feature](@docroot@/contributing/experimental-features.md).
To use this store, you need to make sure the corresponding experimental feature,
[`${experimentalFeature}`](@docroot@/contributing/experimental-features.md#xp-feature-${experimentalFeature}),
is enabled.
For example, include the following in [`nix.conf`](@docroot@/command-ref/conf-file.md):
```
extra-experimental-features = ${experimentalFeature}
```
'';
in ''
## ${name}
${doc}
${experimentalFeatureNote}
**Settings**:
${showSettings { useAnchors = false; } settings}
'';
in concatStrings (attrValues (mapAttrs showStore commandInfo.stores));
in (listToAttrs manpages) // { "SUMMARY.md" = tableOfContents; }

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@ -0,0 +1,66 @@
let
inherit (builtins) attrValues concatStringsSep isAttrs isBool mapAttrs;
inherit (import ./utils.nix) concatStrings indent optionalString squash;
in
# `inlineHTML` is a hack to accommodate inconsistent output from `lowdown`
{ prefix, inlineHTML ? true }: settingsInfo:
let
showSetting = prefix: setting: { description, documentDefault, defaultValue, aliases, value, experimentalFeature }:
let
result = squash ''
- ${item}
${indent " " body}
'';
item = if inlineHTML
then ''<span id="${prefix}-${setting}">[`${setting}`](#${prefix}-${setting})</span>''
else "`${setting}`";
# separate body to cleanly handle indentation
body = ''
${description}
${experimentalFeatureNote}
**Default:** ${showDefault documentDefault defaultValue}
${showAliases aliases}
'';
experimentalFeatureNote = optionalString (experimentalFeature != null) ''
> **Warning**
> This setting is part of an
> [experimental feature](@docroot@/contributing/experimental-features.md).
To change this setting, you need to make sure the corresponding experimental feature,
[`${experimentalFeature}`](@docroot@/contributing/experimental-features.md#xp-feature-${experimentalFeature}),
is enabled.
For example, include the following in [`nix.conf`](#):
```
extra-experimental-features = ${experimentalFeature}
${setting} = ...
```
'';
showDefault = documentDefault: defaultValue:
if documentDefault then
# a StringMap value type is specified as a string, but
# this shows the value type. The empty stringmap is `null` in
# JSON, but that converts to `{ }` here.
if defaultValue == "" || defaultValue == [] || isAttrs defaultValue
then "*empty*"
else if isBool defaultValue then
if defaultValue then "`true`" else "`false`"
else "`${toString defaultValue}`"
else "*machine-specific*";
showAliases = aliases:
optionalString (aliases != [])
"**Deprecated alias:** ${(concatStringsSep ", " (map (s: "`${s}`") aliases))}";
in result;
in concatStrings (attrValues (mapAttrs (showSetting prefix) settingsInfo))

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@ -0,0 +1,45 @@
let
inherit (builtins) attrValues mapAttrs;
inherit (import ./utils.nix) concatStrings optionalString;
showSettings = import ./generate-settings.nix;
in
inlineHTML: storesInfo:
let
showStore = name: { settings, doc, experimentalFeature }:
let
result = ''
## ${name}
${doc}
${experimentalFeatureNote}
### Settings
${showSettings { prefix = "store-${slug}"; inherit inlineHTML; } settings}
'';
# markdown doesn't like spaces in URLs
slug = builtins.replaceStrings [ " " ] [ "-" ] name;
experimentalFeatureNote = optionalString (experimentalFeature != null) ''
> **Warning**
> This store is part of an
> [experimental feature](@docroot@/contributing/experimental-features.md).
To use this store, you need to make sure the corresponding experimental feature,
[`${experimentalFeature}`](@docroot@/contributing/experimental-features.md#xp-feature-${experimentalFeature}),
is enabled.
For example, include the following in [`nix.conf`](#):
```
extra-experimental-features = ${experimentalFeature}
```
'';
in result;
in concatStrings (attrValues (mapAttrs showStore storesInfo))

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@ -96,14 +96,14 @@ $(d)/src/SUMMARY.md: $(d)/src/SUMMARY.md.in $(d)/src/command-ref/new-cli $(d)/sr
@cp $< $@
@$(call process-includes,$@,$@)
$(d)/src/command-ref/new-cli: $(d)/nix.json $(d)/utils.nix $(d)/generate-manpage.nix $(bindir)/nix
$(d)/src/command-ref/new-cli: $(d)/nix.json $(d)/utils.nix $(d)/generate-manpage.nix $(d)/generate-settings.nix $(d)/generate-store-info.nix $(bindir)/nix
@rm -rf $@ $@.tmp
$(trace-gen) $(nix-eval) --write-to $@.tmp --expr 'import doc/manual/generate-manpage.nix (builtins.readFile $<)'
$(trace-gen) $(nix-eval) --write-to $@.tmp --expr 'import doc/manual/generate-manpage.nix true (builtins.readFile $<)'
@mv $@.tmp $@
$(d)/src/command-ref/conf-file.md: $(d)/conf-file.json $(d)/utils.nix $(d)/src/command-ref/conf-file-prefix.md $(d)/src/command-ref/experimental-features-shortlist.md $(bindir)/nix
$(d)/src/command-ref/conf-file.md: $(d)/conf-file.json $(d)/utils.nix $(d)/generate-settings.nix $(d)/src/command-ref/conf-file-prefix.md $(d)/src/command-ref/experimental-features-shortlist.md $(bindir)/nix
@cat doc/manual/src/command-ref/conf-file-prefix.md > $@.tmp
$(trace-gen) $(nix-eval) --expr '(import doc/manual/utils.nix).showSettings { useAnchors = true; } (builtins.fromJSON (builtins.readFile $<))' >> $@.tmp;
$(trace-gen) $(nix-eval) --expr 'import doc/manual/generate-settings.nix { prefix = "opt-"; } (builtins.fromJSON (builtins.readFile $<))' >> $@.tmp;
@mv $@.tmp $@
$(d)/nix.json: $(bindir)/nix

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@ -44,63 +44,6 @@ rec {
optionalString = cond: string: if cond then string else "";
showSetting = { useAnchors }: name: { description, documentDefault, defaultValue, aliases, value, experimentalFeature }:
let
result = squash ''
- ${if useAnchors
then ''<span id="conf-${name}">[`${name}`](#conf-${name})</span>''
else ''`${name}`''}
${indent " " body}
'';
experimentalFeatureNote = optionalString (experimentalFeature != null) ''
> **Warning**
> This setting is part of an
> [experimental feature](@docroot@/contributing/experimental-features.md).
To change this setting, you need to make sure the corresponding experimental feature,
[`${experimentalFeature}`](@docroot@/contributing/experimental-features.md#xp-feature-${experimentalFeature}),
is enabled.
For example, include the following in [`nix.conf`](#):
```
extra-experimental-features = ${experimentalFeature}
${name} = ...
```
'';
# separate body to cleanly handle indentation
body = ''
${description}
${experimentalFeatureNote}
**Default:** ${showDefault documentDefault defaultValue}
${showAliases aliases}
'';
showDefault = documentDefault: defaultValue:
if documentDefault then
# a StringMap value type is specified as a string, but
# this shows the value type. The empty stringmap is `null` in
# JSON, but that converts to `{ }` here.
if defaultValue == "" || defaultValue == [] || isAttrs defaultValue
then "*empty*"
else if isBool defaultValue then
if defaultValue then "`true`" else "`false`"
else "`${toString defaultValue}`"
else "*machine-specific*";
showAliases = aliases:
optionalString (aliases != [])
"**Deprecated alias:** ${(concatStringsSep ", " (map (s: "`${s}`") aliases))}";
in result;
indent = prefix: s:
concatStringsSep "\n" (map (x: if x == "" then x else "${prefix}${x}") (splitLines s));
showSettings = args: settingsInfo: concatStrings (attrValues (mapAttrs (showSetting args) settingsInfo));
}

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@ -31,7 +31,7 @@ src/nix/develop.cc: src/nix/get-env.sh.gen.hh
src/nix-channel/nix-channel.cc: src/nix-channel/unpack-channel.nix.gen.hh
src/nix/main.cc: doc/manual/generate-manpage.nix.gen.hh doc/manual/utils.nix.gen.hh
src/nix/main.cc: doc/manual/generate-manpage.nix.gen.hh doc/manual/utils.nix.gen.hh doc/manual/generate-settings.nix.gen.hh doc/manual/generate-store-info.nix.gen.hh
src/nix/doc/files/%.md: doc/manual/src/command-ref/files/%.md
@mkdir -p $$(dirname $@)

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@ -214,11 +214,28 @@ static void showHelp(std::vector<std::string> subcommand, NixArgs & toplevel)
, CanonPath::root),
*vUtils);
auto vSettingsInfo = state.allocValue();
state.cacheFile(
CanonPath("/generate-settings.nix"), CanonPath("/generate-settings.nix"),
state.parseExprFromString(
#include "generate-settings.nix.gen.hh"
, CanonPath::root),
*vSettingsInfo);
auto vStoreInfo = state.allocValue();
state.cacheFile(
CanonPath("/generate-store-info.nix"), CanonPath("/generate-store-info.nix"),
state.parseExprFromString(
#include "generate-store-info.nix.gen.hh"
, CanonPath::root),
*vStoreInfo);
auto vDump = state.allocValue();
vDump->mkString(toplevel.dumpCli());
auto vRes = state.allocValue();
state.callFunction(*vGenerateManpage, *vDump, *vRes, noPos);
state.callFunction(*vGenerateManpage, state.getBuiltin("false"), *vRes, noPos);
state.callFunction(*vRes, *vDump, *vRes, noPos);
auto attr = vRes->attrs->get(state.symbols.create(mdName + ".md"));
if (!attr)