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to html --list now returns a table (#7080)

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* `to html --list` now returns a table

* Re-add screenshots link
This commit is contained in:
Leon
2022-11-16 03:12:56 +10:00
committed by GitHub
parent a783a084d4
commit f856e64fb3
5 changed files with 156 additions and 18 deletions
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95
crates/nu-command/src/formats/to/html.rs
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@ -4,8 +4,8 @@ use nu_engine::CallExt;
use nu_protocol::ast::Call;
use nu_protocol::engine::{Command, EngineState, Stack};
use nu_protocol::{
Category, Config, Example, IntoPipelineData, PipelineData, ShellError, Signature, Spanned,
SyntaxShape, Type, Value,
Category, Config, DataSource, Example, IntoPipelineData, PipelineData, PipelineMetadata,
ShellError, Signature, Spanned, SyntaxShape, Type, Value,
};
use rust_embed::RustEmbed;
use serde::{Deserialize, Serialize};
@ -109,7 +109,11 @@ impl Command for ToHtml {
"the name of the theme to use (github, blulocolight, ...)",
Some('t'),
)
.switch("list", "list the names of all available themes", Some('l'))
.switch(
"list",
"produce a color table of all available themes",
Some('l'),
)
.category(Category::Formats)
}
@ -143,6 +147,10 @@ impl Command for ToHtml {
"Convert table into simple HTML"
}
fn extra_usage(&self) -> &str {
"Screenshots of the themes can be browsed here: https://github.com/mbadolato/iTerm2-Color-Schemes"
}
fn run(
&self,
engine_state: &EngineState,
@ -223,12 +231,6 @@ fn get_html_themes(json_name: &str) -> Result<HtmlThemes, Box<dyn Error>> {
}
}
fn get_list_of_theme_names() -> Vec<String> {
// If asset doesn't work, make sure to return the default theme
let html_themes = get_html_themes("228_themes.json").unwrap_or_default();
html_themes.themes.into_iter().map(|n| n.name).collect()
}
fn to_html(
input: PipelineData,
call: &Call,
@ -251,17 +253,76 @@ fn to_html(
let mut output_string = String::new();
let mut regex_hm: HashMap<u32, (&str, String)> = HashMap::with_capacity(17);
// Being essentially a 'help' option, this can afford to be relatively unoptimised
if list {
// Get the list of theme names
let theme_names = get_list_of_theme_names();
// If asset doesn't work, make sure to return the default theme
let html_themes = get_html_themes("228_themes.json").unwrap_or_default();
// Put that list into the output string
for s in &theme_names {
writeln!(&mut output_string, "{}", s).unwrap();
let cols = vec![
"name".into(),
"black".into(),
"red".into(),
"green".into(),
"yellow".into(),
"blue".into(),
"purple".into(),
"cyan".into(),
"white".into(),
"brightBlack".into(),
"brightRed".into(),
"brightGreen".into(),
"brightYellow".into(),
"brightBlue".into(),
"brightPurple".into(),
"brightCyan".into(),
"brightWhite".into(),
"background".into(),
"foreground".into(),
];
let result: Vec<Value> = html_themes
.themes
.into_iter()
.map(|n| {
let vals = vec![
n.name,
n.black,
n.red,
n.green,
n.yellow,
n.blue,
n.purple,
n.cyan,
n.white,
n.brightBlack,
n.brightRed,
n.brightGreen,
n.brightYellow,
n.brightBlue,
n.brightPurple,
n.brightCyan,
n.brightWhite,
n.background,
n.foreground,
]
.into_iter()
.map(|val| Value::String { val, span: head })
.collect();
Value::Record {
cols: cols.clone(),
vals,
span: head,
}
})
.collect();
return Ok(Value::List {
vals: result,
span: head,
}
output_string.push_str("\nScreenshots of themes can be found here:\n");
output_string.push_str("https://github.com/mbadolato/iTerm2-Color-Schemes\n");
.into_pipeline_data_with_metadata(PipelineMetadata {
data_source: DataSource::HtmlThemes,
}));
} else {
let theme_span = match &theme {
Some(v) => v.span,