use config::lists::*;
use regex::Regex;
use rustc_target::spec::abi;
-use syntax::codemap::{self, BytePos, Span};
+use syntax::source_map::{self, BytePos, Span};
use syntax::visit;
use syntax::{ast, ptr, symbol};
-use codemap::{LineRangeUtils, SpanUtils};
use comment::{
combine_strs_with_missing_comments, contains_comment, recover_comment_removed,
recover_missing_comment_in_span, rewrite_missing_comment, FindUncommented,
use overflow;
use rewrite::{Rewrite, RewriteContext};
use shape::{Indent, Shape};
+use source_map::{LineRangeUtils, SpanUtils};
use spanned::Spanned;
use utils::*;
use vertical::rewrite_with_alignment;
use visitor::FmtVisitor;
-const DEFAULT_VISIBILITY: ast::Visibility = codemap::Spanned {
+const DEFAULT_VISIBILITY: ast::Visibility = source_map::Spanned {
node: ast::VisibilityKind::Inherited,
- span: codemap::DUMMY_SP,
+ span: source_map::DUMMY_SP,
};
fn type_annotation_separator(config: &Config) -> &str {
decl: &'a ast::FnDecl,
generics: &'a ast::Generics,
abi: abi::Abi,
+ is_async: ast::IsAsync,
constness: ast::Constness,
defaultness: ast::Defaultness,
unsafety: ast::Unsafety,
decl,
generics,
abi: abi::Abi::Rust,
+ is_async: ast::IsAsync::NotAsync,
constness: ast::Constness::NotConst,
defaultness: ast::Defaultness::Final,
unsafety: ast::Unsafety::Normal,
) -> FnSig<'a> {
FnSig {
unsafety: method_sig.header.unsafety,
+ is_async: method_sig.header.asyncness,
constness: method_sig.header.constness.node,
defaultness: ast::Defaultness::Final,
abi: method_sig.header.abi,
generics,
abi: fn_header.abi,
constness: fn_header.constness.node,
+ is_async: fn_header.asyncness,
defaultness,
unsafety: fn_header.unsafety,
visibility: visibility.clone(),
result.push_str(format_defaultness(self.defaultness));
result.push_str(format_constness(self.constness));
result.push_str(format_unsafety(self.unsafety));
+ result.push_str(format_async(self.is_async));
result.push_str(&format_abi(
self.abi,
context.config.force_explicit_abi(),
return None;
}
- let codemap = self.get_context().codemap;
+ let source_map = self.get_context().source_map;
if self.config.empty_item_single_line()
- && is_empty_block(block, None, codemap)
+ && is_empty_block(block, None, source_map)
&& self.block_indent.width() + fn_str.len() + 2 <= self.config.max_width()
{
return Some(format!("{}{{}}", fn_str));
}
- if self.config.fn_single_line() && is_simple_block_stmt(block, None, codemap) {
+ if self.config.fn_single_line() && is_simple_block_stmt(block, None, source_map) {
let rewrite = {
if let Some(stmt) = block.stmts.first() {
match stmt_expr(stmt) {
}
let shape = self.shape().sub_width(2)?;
- let fmt = ListFormatting {
- tactic: DefinitiveListTactic::Vertical,
- separator: ",",
- trailing_separator: self.config.trailing_comma(),
- separator_place: SeparatorPlace::Back,
- shape,
- ends_with_newline: true,
- preserve_newline: true,
- nested: false,
- config: self.config,
- };
+ let fmt = ListFormatting::new(shape, self.config)
+ .trailing_separator(self.config.trailing_comma())
+ .preserve_newline(true);
let list = write_list(&items, &fmt)?;
result.push_str(&list);
pub fn rewrite_associated_type(
ident: ast::Ident,
ty_opt: Option<&ptr::P<ast::Ty>>,
+ generics: &ast::Generics,
generic_bounds_opt: Option<&ast::GenericBounds>,
context: &RewriteContext,
indent: Indent,
) -> Option<String> {
- let prefix = format!("type {}", rewrite_ident(context, ident));
+ let ident_str = rewrite_ident(context, ident);
+ // 5 = "type "
+ let generics_shape = Shape::indented(indent, context.config).offset_left(5)?;
+ let generics_str = rewrite_generics(context, ident_str, generics, generics_shape)?;
+ let prefix = format!("type {}", generics_str);
let type_bounds_str = if let Some(bounds) = generic_bounds_opt {
if bounds.is_empty() {
pub fn rewrite_existential_impl_type(
context: &RewriteContext,
ident: ast::Ident,
+ generics: &ast::Generics,
generic_bounds: &ast::GenericBounds,
indent: Indent,
) -> Option<String> {
- rewrite_associated_type(ident, None, Some(generic_bounds), context, indent)
+ rewrite_associated_type(ident, None, generics, Some(generic_bounds), context, indent)
.map(|s| format!("existential {}", s))
}
ident: ast::Ident,
defaultness: ast::Defaultness,
ty_opt: Option<&ptr::P<ast::Ty>>,
+ generics: &ast::Generics,
context: &RewriteContext,
indent: Indent,
) -> Option<String> {
- let result = rewrite_associated_type(ident, ty_opt, None, context, indent)?;
+ let result = rewrite_associated_type(ident, ty_opt, generics, None, context, indent)?;
match defaultness {
ast::Defaultness::Default => Some(format!("default {}", result)),
let used_width = last_line_used_width(&result, indent.width()) + first_line_width(&ret_str);
// Put the closing brace on the next line if it overflows the max width.
// 1 = `)`
- if fd.inputs.is_empty() && used_width + 1 > context.config.max_width() {
- result.push('\n');
- }
+ let closing_paren_overflow_max_width =
+ fd.inputs.is_empty() && used_width + 1 > context.config.max_width();
// If the last line of args contains comment, we cannot put the closing paren
// on the same line.
- if arg_str
+ args_last_line_contains_comment = arg_str
.lines()
.last()
- .map_or(false, |last_line| last_line.contains("//"))
- {
- args_last_line_contains_comment = true;
- result.push_str(&arg_indent.to_string_with_newline(context.config));
+ .map_or(false, |last_line| last_line.contains("//"));
+ if closing_paren_overflow_max_width || args_last_line_contains_comment {
+ result.push_str(&indent.to_string_with_newline(context.config));
}
result.push(')');
}
) -> Option<String> {
let mut arg_item_strs = args
.iter()
- .map(|arg| arg.rewrite(context, Shape::legacy(multi_line_budget, arg_indent)))
- .collect::<Option<Vec<_>>>()?;
+ .map(|arg| {
+ arg.rewrite(context, Shape::legacy(multi_line_budget, arg_indent))
+ .unwrap_or_else(|| context.snippet(arg.span()).to_owned())
+ }).collect::<Vec<_>>();
// Account for sugary self.
// FIXME: the comment for the self argument is dropped. This is blocked
debug!("rewrite_args: budget: {}, tactic: {:?}", budget, tactic);
- let fmt = ListFormatting {
- tactic,
- separator: ",",
- trailing_separator: if variadic {
- SeparatorTactic::Never
- } else {
- trailing_comma
- },
- separator_place: SeparatorPlace::Back,
- shape: Shape::legacy(budget, indent),
- ends_with_newline: tactic.ends_with_newline(context.config.indent_style()),
- preserve_newline: true,
- nested: false,
- config: context.config,
+ let trailing_separator = if variadic {
+ SeparatorTactic::Never
+ } else {
+ trailing_comma
};
-
+ let fmt = ListFormatting::new(Shape::legacy(budget, indent), context.config)
+ .tactic(tactic)
+ .trailing_separator(trailing_separator)
+ .ends_with_newline(tactic.ends_with_newline(context.config.indent_style()))
+ .preserve_newline(true);
write_list(&arg_items, &fmt)
}
DefinitiveListTactic::Vertical
};
- let fmt = ListFormatting {
- tactic: shape_tactic,
- separator: ",",
- trailing_separator: comma_tactic,
- separator_place: SeparatorPlace::Back,
- shape: clause_shape,
- ends_with_newline: true,
- preserve_newline: true,
- nested: false,
- config: context.config,
- };
+ let fmt = ListFormatting::new(clause_shape, context.config)
+ .tactic(shape_tactic)
+ .trailing_separator(comma_tactic)
+ .preserve_newline(true);
let preds_str = write_list(&items.collect::<Vec<_>>(), &fmt)?;
let comment_separator = |comment: &str, shape: Shape| {
comma_tactic = SeparatorTactic::Never;
}
- let fmt = ListFormatting {
- tactic,
- separator: ",",
- trailing_separator: comma_tactic,
- separator_place: SeparatorPlace::Back,
- shape: Shape::legacy(budget, offset),
- ends_with_newline: tactic.ends_with_newline(context.config.indent_style()),
- preserve_newline: true,
- nested: false,
- config: context.config,
- };
+ let fmt = ListFormatting::new(Shape::legacy(budget, offset), context.config)
+ .tactic(tactic)
+ .trailing_separator(comma_tactic)
+ .ends_with_newline(tactic.ends_with_newline(context.config.indent_style()))
+ .preserve_newline(true);
let preds_str = write_list(&item_vec, &fmt)?;
let end_length = if terminator == "{" {
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