mirror of
https://github.com/nushell/nushell
synced 2024-12-25 12:33:17 +00:00
Add simple to-html output and bump version (#1487)
This commit is contained in:
Jonathan Turner
GitHub
parent
b6363f3ce1
commit
2d078849cb
8 changed files with 145 additions and 4 deletions
9
Cargo.lock
generated
9
Cargo.lock
generated
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@ -1489,6 +1489,12 @@ version = "0.4.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "023b39be39e3a2da62a94feb433e91e8bcd37676fbc8bea371daf52b7a769a3e"
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[[package]]
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name = "htmlescape"
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version = "0.3.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "e9025058dae765dee5070ec375f591e2ba14638c63feff74f13805a72e523163"
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[[package]]
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name = "http"
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version = "0.1.21"
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@ -2232,7 +2238,7 @@ dependencies = [
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[[package]]
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name = "nu"
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version = "0.11.0"
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version = "0.11.1"
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dependencies = [
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"clap",
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"crossterm 0.16.0",
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@ -2312,6 +2318,7 @@ dependencies = [
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"git2",
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"glob",
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"hex 0.4.0",
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"htmlescape",
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"ichwh",
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"indexmap",
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"itertools 0.9.0",
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@ -1,8 +1,8 @@
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[package]
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name = "nu"
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version = "0.11.0"
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authors = ["Yehuda Katz <wycats@gmail.com>", "Jonathan Turner <jonathan.d.turner@gmail.com>", "Andrés N. Robalino <andres@androbtech.com>"]
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description = "A shell for the GitHub era"
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version = "0.11.1"
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authors = ["The Nu Authors"]
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description = "A new kind of shell"
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license = "MIT"
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edition = "2018"
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readme = "README.md"
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@ -44,6 +44,7 @@ getset = "0.1.0"
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git2 = { version = "0.11.0", default_features = false }
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glob = "0.3.0"
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hex = "0.4"
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htmlescape = "0.3.1"
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ichwh = "0.3"
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indexmap = { version = "1.3.2", features = ["serde-1"] }
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itertools = "0.9.0"
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@ -313,6 +313,7 @@ pub fn create_default_context(
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// File format output
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whole_stream_command(ToBSON),
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whole_stream_command(ToCSV),
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whole_stream_command(ToHTML),
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whole_stream_command(ToJSON),
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whole_stream_command(ToSQLite),
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whole_stream_command(ToDB),
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@ -87,6 +87,7 @@ pub(crate) mod table;
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pub(crate) mod tags;
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pub(crate) mod to_bson;
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pub(crate) mod to_csv;
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pub(crate) mod to_html;
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pub(crate) mod to_json;
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pub(crate) mod to_sqlite;
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pub(crate) mod to_toml;
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@ -191,6 +192,7 @@ pub(crate) use table::Table;
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pub(crate) use tags::Tags;
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pub(crate) use to_bson::ToBSON;
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pub(crate) use to_csv::ToCSV;
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pub(crate) use to_html::ToHTML;
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pub(crate) use to_json::ToJSON;
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pub(crate) use to_sqlite::ToDB;
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pub(crate) use to_sqlite::ToSQLite;
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101
crates/nu-cli/src/commands/to_html.rs
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101
crates/nu-cli/src/commands/to_html.rs
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@ -0,0 +1,101 @@
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use crate::commands::WholeStreamCommand;
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use crate::data::value::format_leaf;
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use crate::prelude::*;
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use futures::StreamExt;
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use nu_errors::ShellError;
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use nu_protocol::{Primitive, ReturnSuccess, Signature, UntaggedValue, Value};
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use nu_source::AnchorLocation;
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pub struct ToHTML;
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impl WholeStreamCommand for ToHTML {
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fn name(&self) -> &str {
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"to-html"
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}
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fn signature(&self) -> Signature {
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Signature::build("to-html")
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}
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fn usage(&self) -> &str {
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"Convert table into simple HTML"
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}
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fn run(
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&self,
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args: CommandArgs,
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registry: &CommandRegistry,
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) -> Result<OutputStream, ShellError> {
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to_html(args, registry)
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}
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}
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fn to_html(args: CommandArgs, registry: &CommandRegistry) -> Result<OutputStream, ShellError> {
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let args = args.evaluate_once(registry)?;
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let name_tag = args.name_tag();
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//let name_span = name_tag.span;
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let stream = async_stream! {
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let input: Vec<Value> = args.input.values.collect().await;
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let headers = nu_protocol::merge_descriptors(&input);
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let mut output_string = "<html><body>".to_string();
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if !headers.is_empty() && (headers.len() > 1 || headers[0] != "<value>") {
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output_string.push_str("<table>");
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output_string.push_str("<tr>");
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for header in &headers {
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output_string.push_str("<th>");
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output_string.push_str(&htmlescape::encode_minimal(&header));
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output_string.push_str("</th>");
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}
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output_string.push_str("</tr>");
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}
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for row in input {
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match row.value {
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UntaggedValue::Primitive(Primitive::Binary(b)) => {
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// This might be a bit much, but it's fun :)
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match row.tag.anchor {
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Some(AnchorLocation::Url(f)) |
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Some(AnchorLocation::File(f)) => {
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let extension = f.split('.').last().map(String::from);
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match extension {
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Some(s) if ["png", "jpg", "bmp", "gif", "tiff"].contains(&s.as_str()) => {
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output_string.push_str("<img src=\"data:image/");
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output_string.push_str(&s);
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output_string.push_str(";base64,");
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output_string.push_str(&base64::encode(&b));
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output_string.push_str("\">");
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}
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_ => {}
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}
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}
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_ => {}
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}
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}
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UntaggedValue::Row(row) => {
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output_string.push_str("<tr>");
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for header in &headers {
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let data = row.get_data(header);
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output_string.push_str("<td>");
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output_string.push_str(&format_leaf(data.borrow()).plain_string(100_000));
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output_string.push_str("</td>");
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}
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output_string.push_str("</tr>");
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}
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p => {
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output_string.push_str(&(htmlescape::encode_minimal(&format_leaf(&p).plain_string(100_000)).replace("\n", "<br>")));
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}
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}
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}
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if !headers.is_empty() && (headers.len() > 1 || headers[0] != "<value>") {
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output_string.push_str("</table>");
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}
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output_string.push_str("</body></html>");
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yield ReturnSuccess::value(UntaggedValue::string(output_string).into_value(name_tag));
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};
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Ok(stream.to_output_stream())
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}
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28
crates/nu-cli/tests/format_conversions/html.rs
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28
crates/nu-cli/tests/format_conversions/html.rs
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@ -0,0 +1,28 @@
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use nu_test_support::{nu, pipeline};
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#[test]
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fn out_html_simple() {
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let actual = nu!(
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cwd: ".", pipeline(
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r#"
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echo 3 | to-html
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"#
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));
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assert_eq!(actual, "<html><body>3</body></html>");
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}
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#[test]
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fn out_html_table() {
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let actual = nu!(
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cwd: ".", pipeline(
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r#"
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echo '{"name": "jason"}' | from-json | to-html
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"#
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));
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assert_eq!(
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actual,
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"<html><body><table><tr><th>name</th></tr><tr><td>jason</td></tr></table></body></html>"
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);
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}
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@ -1,5 +1,6 @@
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mod bson;
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mod csv;
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mod html;
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mod json;
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mod ods;
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mod sqlite;
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