Minor refactor in to html (#12172)

Extract the generation of the theme overview into its own function and
elide an else block with early return
This commit is contained in:
Stefan Holderbach 2024-03-12 23:13:32 +01:00 committed by GitHub
parent b95cdd9705
commit cd71372ea9
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@ -5,7 +5,7 @@ use nu_protocol::ast::Call;
use nu_protocol::engine::{Command, EngineState, Stack};
use nu_protocol::{
record, Category, Config, DataSource, Example, IntoPipelineData, PipelineData,
PipelineMetadata, ShellError, Signature, Spanned, SyntaxShape, Type, Value,
PipelineMetadata, ShellError, Signature, Span, Spanned, SyntaxShape, Type, Value,
};
use nu_utils::IgnoreCaseExt;
use rust_embed::RustEmbed;
@ -255,128 +255,129 @@ 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 {
// If asset doesn't work, make sure to return the default theme
let html_themes = get_html_themes("228_themes.json").unwrap_or_default();
let result: Vec<Value> = html_themes
.themes
.into_iter()
.map(|n| {
Value::record(
record! {
"name" => Value::string(n.name, head),
"black" => Value::string(n.black, head),
"red" => Value::string(n.red, head),
"green" => Value::string(n.green, head),
"yellow" => Value::string(n.yellow, head),
"blue" => Value::string(n.blue, head),
"purple" => Value::string(n.purple, head),
"cyan" => Value::string(n.cyan, head),
"white" => Value::string(n.white, head),
"brightBlack" => Value::string(n.brightBlack, head),
"brightRed" => Value::string(n.brightRed, head),
"brightGreen" => Value::string(n.brightGreen, head),
"brightYellow" => Value::string(n.brightYellow, head),
"brightBlue" => Value::string(n.brightBlue, head),
"brightPurple" => Value::string(n.brightPurple, head),
"brightCyan" => Value::string(n.brightCyan, head),
"brightWhite" => Value::string(n.brightWhite, head),
"background" => Value::string(n.background, head),
"foreground" => Value::string(n.foreground, head),
},
head,
)
})
.collect();
return Ok(
Value::list(result, head).into_pipeline_data_with_metadata(PipelineMetadata {
data_source: DataSource::HtmlThemes,
}),
);
} else {
let theme_span = match &theme {
Some(v) => v.span,
None => head,
};
let color_hm = get_theme_from_asset_file(dark, theme.as_ref());
let color_hm = match color_hm {
Ok(c) => c,
_ => {
return Err(ShellError::GenericError {
error: "Error finding theme name".into(),
msg: "Error finding theme name".into(),
span: Some(theme_span),
help: None,
inner: vec![],
})
}
};
// change the color of the page
if !partial {
write!(
&mut output_string,
r"<html><style>body {{ background-color:{};color:{}; }}</style><body>",
color_hm
.get("background")
.expect("Error getting background color"),
color_hm
.get("foreground")
.expect("Error getting foreground color")
)
.unwrap();
} else {
write!(
&mut output_string,
"<div style=\"background-color:{};color:{};\">",
color_hm
.get("background")
.expect("Error getting background color"),
color_hm
.get("foreground")
.expect("Error getting foreground color")
)
.unwrap();
}
let inner_value = match vec_of_values.len() {
0 => String::default(),
1 => match headers {
Some(headers) => html_table(vec_of_values, headers, config),
None => {
let value = &vec_of_values[0];
html_value(value.clone(), config)
}
},
_ => match headers {
Some(headers) => html_table(vec_of_values, headers, config),
None => html_list(vec_of_values, config),
},
};
output_string.push_str(&inner_value);
if !partial {
output_string.push_str("</body></html>");
} else {
output_string.push_str("</div>")
}
// Check to see if we want to remove all color or change ansi to html colors
if html_color {
setup_html_color_regexes(&mut regex_hm, &color_hm);
output_string = run_regexes(&regex_hm, &output_string);
} else if no_color {
setup_no_color_regexes(&mut regex_hm);
output_string = run_regexes(&regex_hm, &output_string);
}
// Being essentially a 'help' option, this can afford to be relatively unoptimised
return Ok(theme_demo(head));
}
let theme_span = match &theme {
Some(v) => v.span,
None => head,
};
let color_hm = get_theme_from_asset_file(dark, theme.as_ref());
let color_hm = match color_hm {
Ok(c) => c,
_ => {
return Err(ShellError::GenericError {
error: "Error finding theme name".into(),
msg: "Error finding theme name".into(),
span: Some(theme_span),
help: None,
inner: vec![],
})
}
};
// change the color of the page
if !partial {
write!(
&mut output_string,
r"<html><style>body {{ background-color:{};color:{}; }}</style><body>",
color_hm
.get("background")
.expect("Error getting background color"),
color_hm
.get("foreground")
.expect("Error getting foreground color")
)
.unwrap();
} else {
write!(
&mut output_string,
"<div style=\"background-color:{};color:{};\">",
color_hm
.get("background")
.expect("Error getting background color"),
color_hm
.get("foreground")
.expect("Error getting foreground color")
)
.unwrap();
}
let inner_value = match vec_of_values.len() {
0 => String::default(),
1 => match headers {
Some(headers) => html_table(vec_of_values, headers, config),
None => {
let value = &vec_of_values[0];
html_value(value.clone(), config)
}
},
_ => match headers {
Some(headers) => html_table(vec_of_values, headers, config),
None => html_list(vec_of_values, config),
},
};
output_string.push_str(&inner_value);
if !partial {
output_string.push_str("</body></html>");
} else {
output_string.push_str("</div>")
}
// Check to see if we want to remove all color or change ansi to html colors
if html_color {
setup_html_color_regexes(&mut regex_hm, &color_hm);
output_string = run_regexes(&regex_hm, &output_string);
} else if no_color {
setup_no_color_regexes(&mut regex_hm);
output_string = run_regexes(&regex_hm, &output_string);
}
Ok(Value::string(output_string, head).into_pipeline_data())
}
fn theme_demo(span: Span) -> PipelineData {
// If asset doesn't work, make sure to return the default theme
let html_themes = get_html_themes("228_themes.json").unwrap_or_default();
let result: Vec<Value> = html_themes
.themes
.into_iter()
.map(|n| {
Value::record(
record! {
"name" => Value::string(n.name, span),
"black" => Value::string(n.black, span),
"red" => Value::string(n.red, span),
"green" => Value::string(n.green, span),
"yellow" => Value::string(n.yellow, span),
"blue" => Value::string(n.blue, span),
"purple" => Value::string(n.purple, span),
"cyan" => Value::string(n.cyan, span),
"white" => Value::string(n.white, span),
"brightBlack" => Value::string(n.brightBlack, span),
"brightRed" => Value::string(n.brightRed, span),
"brightGreen" => Value::string(n.brightGreen, span),
"brightYellow" => Value::string(n.brightYellow, span),
"brightBlue" => Value::string(n.brightBlue, span),
"brightPurple" => Value::string(n.brightPurple, span),
"brightCyan" => Value::string(n.brightCyan, span),
"brightWhite" => Value::string(n.brightWhite, span),
"background" => Value::string(n.background, span),
"foreground" => Value::string(n.foreground, span),
},
span,
)
})
.collect();
Value::list(result, span).into_pipeline_data_with_metadata(PipelineMetadata {
data_source: DataSource::HtmlThemes,
})
}
fn html_list(list: Vec<Value>, config: &Config) -> String {
let mut output_string = String::new();
output_string.push_str("<ol>");