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Merge #601

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601: Simplify CallInfo label and documentation r=matklad a=kjeremy



Co-authored-by: Jeremy A. Kolb <jkolb@ara.com>
This commit is contained in:
bors[bot] 2019-01-22 21:46:11 +00:00
commit e08df3219d
1 changed files with 7 additions and 40 deletions
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47
crates/ra_ide_api/src/call_info.rs
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@ -1,5 +1,3 @@
use std::cmp::{max, min};
use ra_db::SyntaxDatabase;
use ra_syntax::{
AstNode, SyntaxNode, TextUnit, TextRange,
@ -107,15 +105,13 @@ impl<'a> FnCallNode<'a> {
impl CallInfo {
fn new(node: &ast::FnDef) -> Option<Self> {
let mut doc = None;
// Strip the body out for the label.
let mut label: String = if let Some(body) = node.body() {
let label: String = if let Some(body) = node.body() {
let body_range = body.syntax().range();
let label: String = node
.syntax()
.children()
.filter(|child| !child.range().is_subrange(&body_range))
.filter(|child| !child.range().is_subrange(&body_range)) // Filter out body
.filter(|child| ast::Comment::cast(child).is_none()) // Filter out doc comments
.map(|node| node.text().to_string())
.collect();
label
@ -123,16 +119,9 @@ impl CallInfo {
node.syntax().text().to_string()
};
if let Some((comment_range, docs)) = extract_doc_comments(node) {
let comment_range = comment_range
.checked_sub(node.syntax().range().start())
.unwrap();
let start = comment_range.start().to_usize();
let end = comment_range.end().to_usize();
// Remove the comment from the label
label.replace_range(start..end, "");
let mut doc = None;
let docs = node.doc_comment_text();
if !docs.is_empty() {
// Massage markdown
let mut processed_lines = Vec::new();
let mut in_code_block = false;
@ -150,9 +139,7 @@ impl CallInfo {
processed_lines.push(line);
}
if !processed_lines.is_empty() {
doc = Some(processed_lines.join("\n"));
}
doc = Some(processed_lines.join("\n"));
}
Some(CallInfo {
@ -164,26 +151,6 @@ impl CallInfo {
}
}
fn extract_doc_comments(node: &ast::FnDef) -> Option<(TextRange, String)> {
if node.doc_comments().count() == 0 {
return None;
}
let comment_text = node.doc_comment_text();
let (begin, end) = node
.doc_comments()
.map(|comment| comment.syntax().range())
.map(|range| (range.start().to_usize(), range.end().to_usize()))
.fold((std::usize::MAX, std::usize::MIN), |acc, range| {
(min(acc.0, range.0), max(acc.1, range.1))
});
let range = TextRange::from_to(TextUnit::from_usize(begin), TextUnit::from_usize(end));
Some((range, comment_text))
}
fn param_list(node: &ast::FnDef) -> Vec<String> {
let mut res = vec![];
if let Some(param_list) = node.param_list() {