rename completion -> ide_completion

We don't have completion-related PRs in flight, so lets do it

crates/completion/src/render/pattern.rs

@@ -1,150 +0,0 @@
-//! Renderer for patterns.
-
-use hir::{db::HirDatabase, HasAttrs, HasVisibility, Name, StructKind};
-use ide_db::helpers::SnippetCap;
-use itertools::Itertools;
-
-use crate::{item::CompletionKind, render::RenderContext, CompletionItem, CompletionItemKind};
-
-fn visible_fields(
-    ctx: &RenderContext<'_>,
-    fields: &[hir::Field],
-    item: impl HasAttrs,
-) -> Option<(Vec<hir::Field>, bool)> {
-    let module = ctx.completion.scope.module()?;
-    let n_fields = fields.len();
-    let fields = fields
-        .into_iter()
-        .filter(|field| field.is_visible_from(ctx.db(), module))
-        .copied()
-        .collect::<Vec<_>>();
-
-    let fields_omitted =
-        n_fields - fields.len() > 0 || item.attrs(ctx.db()).by_key("non_exhaustive").exists();
-    Some((fields, fields_omitted))
-}
-
-pub(crate) fn render_struct_pat(
-    ctx: RenderContext<'_>,
-    strukt: hir::Struct,
-    local_name: Option<Name>,
-) -> Option<CompletionItem> {
-    let _p = profile::span("render_struct_pat");
-
-    let fields = strukt.fields(ctx.db());
-    let (visible_fields, fields_omitted) = visible_fields(&ctx, &fields, strukt)?;
-
-    if visible_fields.is_empty() {
-        // Matching a struct without matching its fields is pointless, unlike matching a Variant without its fields
-        return None;
-    }
-
-    let name = local_name.unwrap_or_else(|| strukt.name(ctx.db())).to_string();
-    let pat = render_pat(&ctx, &name, strukt.kind(ctx.db()), &visible_fields, fields_omitted)?;
-
-    Some(build_completion(ctx, name, pat, strukt))
-}
-
-pub(crate) fn render_variant_pat(
-    ctx: RenderContext<'_>,
-    variant: hir::Variant,
-    local_name: Option<Name>,
-    path: Option<hir::ModPath>,
-) -> Option<CompletionItem> {
-    let _p = profile::span("render_variant_pat");
-
-    let fields = variant.fields(ctx.db());
-    let (visible_fields, fields_omitted) = visible_fields(&ctx, &fields, variant)?;
-
-    let name = match &path {
-        Some(path) => path.to_string(),
-        None => local_name.unwrap_or_else(|| variant.name(ctx.db())).to_string(),
-    };
-    let pat = render_pat(&ctx, &name, variant.kind(ctx.db()), &visible_fields, fields_omitted)?;
-
-    Some(build_completion(ctx, name, pat, variant))
-}
-
-fn build_completion(
-    ctx: RenderContext<'_>,
-    name: String,
-    pat: String,
-    item: impl HasAttrs + Copy,
-) -> CompletionItem {
-    let completion = CompletionItem::new(CompletionKind::Snippet, ctx.source_range(), name)
-        .kind(CompletionItemKind::Binding)
-        .set_documentation(ctx.docs(item))
-        .set_deprecated(ctx.is_deprecated(item))
-        .detail(&pat);
-    let completion = if let Some(snippet_cap) = ctx.snippet_cap() {
-        completion.insert_snippet(snippet_cap, pat)
-    } else {
-        completion.insert_text(pat)
-    };
-    completion.build()
-}
-
-fn render_pat(
-    ctx: &RenderContext<'_>,
-    name: &str,
-    kind: StructKind,
-    fields: &[hir::Field],
-    fields_omitted: bool,
-) -> Option<String> {
-    let mut pat = match kind {
-        StructKind::Tuple if ctx.snippet_cap().is_some() => {
-            render_tuple_as_pat(&fields, &name, fields_omitted)
-        }
-        StructKind::Record => {
-            render_record_as_pat(ctx.db(), ctx.snippet_cap(), &fields, &name, fields_omitted)
-        }
-        _ => return None,
-    };
-
-    if ctx.completion.is_param {
-        pat.push(':');
-        pat.push(' ');
-        pat.push_str(&name);
-    }
-    if ctx.snippet_cap().is_some() {
-        pat.push_str("$0");
-    }
-    Some(pat)
-}
-
-fn render_record_as_pat(
-    db: &dyn HirDatabase,
-    snippet_cap: Option<SnippetCap>,
-    fields: &[hir::Field],
-    name: &str,
-    fields_omitted: bool,
-) -> String {
-    let fields = fields.iter();
-    if snippet_cap.is_some() {
-        format!(
-            "{name} {{ {}{} }}",
-            fields
-                .enumerate()
-                .map(|(idx, field)| format!("{}${}", field.name(db), idx + 1))
-                .format(", "),
-            if fields_omitted { ", .." } else { "" },
-            name = name
-        )
-    } else {
-        format!(
-            "{name} {{ {}{} }}",
-            fields.map(|field| field.name(db)).format(", "),
-            if fields_omitted { ", .." } else { "" },
-            name = name
-        )
-    }
-}
-
-fn render_tuple_as_pat(fields: &[hir::Field], name: &str, fields_omitted: bool) -> String {
-    format!(
-        "{name}({}{})",
-        fields.iter().enumerate().map(|(idx, _)| format!("${}", idx + 1)).format(", "),
-        if fields_omitted { ", .." } else { "" },
-        name = name
-    )
-}