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Cut out a function to generate a pharase in the Flags section. (#1930)

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utam0k 2020-06-04 16:09:43 +09:00 committed by GitHub
parent b6f9d0ca58
commit 5dd346094e
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 73 additions and 67 deletions
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50
crates/nu-cli/src/commands/help.rs
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@ -182,8 +182,8 @@ pub fn get_help(cmd: &dyn WholeStreamCommand, registry: &CommandRegistry) -> Str
if !signature.positional.is_empty() || signature.rest_positional.is_some() { if !signature.positional.is_empty() || signature.rest_positional.is_some() {
long_desc.push_str("\nParameters:\n"); long_desc.push_str("\nParameters:\n");
for positional in signature.positional { for positional in &signature.positional {
match positional.0 { match &positional.0 {
PositionalType::Mandatory(name, _m) => { PositionalType::Mandatory(name, _m) => {
long_desc.push_str(&format!(" <{}> {}\n", name, positional.1)); long_desc.push_str(&format!(" <{}> {}\n", name, positional.1));
} }
@ -193,13 +193,37 @@ pub fn get_help(cmd: &dyn WholeStreamCommand, registry: &CommandRegistry) -> Str
} }
} }
if let Some(rest_positional) = signature.rest_positional { if let Some(rest_positional) = &signature.rest_positional {
long_desc.push_str(&format!(" ...args: {}\n", rest_positional.1)); long_desc.push_str(&format!(" ...args: {}\n", rest_positional.1));
} }
} }
if !signature.named.is_empty() { if !signature.named.is_empty() {
long_desc.push_str(&get_flags_section(&signature))
}
let palette = crate::shell::palette::DefaultPalette {};
let examples = cmd.examples();
if !examples.is_empty() {
long_desc.push_str("\nExamples:");
}
for example in examples {
long_desc.push_str("\n");
long_desc.push_str(" ");
long_desc.push_str(example.description);
let colored_example =
crate::shell::helper::Painter::paint_string(example.example, registry, &palette);
long_desc.push_str(&format!("\n > {}\n", colored_example));
}
long_desc.push_str("\n");
long_desc
}
fn get_flags_section(signature: &Signature) -> String {
let mut long_desc = String::new();
long_desc.push_str("\nFlags:\n"); long_desc.push_str("\nFlags:\n");
for (flag, ty) in signature.named { for (flag, ty) in &signature.named {
let msg = match ty.0 { let msg = match ty.0 {
NamedType::Switch(s) => { NamedType::Switch(s) => {
if let Some(c) = s { if let Some(c) = s {
@ -262,24 +286,6 @@ pub fn get_help(cmd: &dyn WholeStreamCommand, registry: &CommandRegistry) -> Str
}; };
long_desc.push_str(&msg); long_desc.push_str(&msg);
} }
}
let palette = crate::shell::palette::DefaultPalette {};
let examples = cmd.examples();
if !examples.is_empty() {
long_desc.push_str("\nExamples:");
}
for example in examples {
long_desc.push_str("\n");
long_desc.push_str(" ");
long_desc.push_str(example.description);
let colored_example =
crate::shell::helper::Painter::paint_string(example.example, registry, &palette);
long_desc.push_str(&format!("\n > {}\n", colored_example));
}
long_desc.push_str("\n");
long_desc long_desc
} }