     1
     2
     3
     4
     5
     6
     7
     8
     9
    10
    11
    12
    13
    14
    15
    16
    17
    18
    19
    20
    21
    22
    23
    24
    25
    26
    27
    28
    29
    30
    31
    32
    33
    34
    35
    36
    37
    38
    39
    40
    41
    42
    43
    44
    45
    46
    47
    48
    49
    50
    51
    52
    53
    54
    55
    56
    57
    58
    59
    60
    61
    62
    63
    64
    65
    66
    67
    68
    69

    // Copyright 2015-2017 Parity Technologies (UK) Ltd.
    // This file is part of Parity.

    // Parity is free software: you can redistribute it and/or modify
    // it under the terms of the GNU General Public License as published by
    // the Free Software Foundation, either version 3 of the License, or
    // (at your option) any later version.

    // Parity is distributed in the hope that it will be useful,
    // but WITHOUT ANY WARRANTY; without even the implied warranty of
    // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    // GNU General Public License for more details.

    // You should have received a copy of the GNU General Public License
    // along with Parity.  If not, see <http://www.gnu.org/licenses/>.

    use trace::Error as TraceError;
    use util::UtilError;
    use std::fmt::{Display, Formatter, Error as FmtError};

    use util::trie::TrieError;

    /// Client configuration errors.
    #[derive(Debug)]
    pub enum Error {
    	/// TraceDB configuration error.
    	Trace(TraceError),
    	/// TrieDB-related error.
    	Trie(TrieError),
    	/// Database error
    	Database(String),
    	/// Util error
    	Util(UtilError),
    }

    impl From<TraceError> for Error {
    	fn from(err: TraceError) -> Self {
    		Error::Trace(err)
    	}
    }

    impl From<TrieError> for Error {
    	fn from(err: TrieError) -> Self {
    		Error::Trie(err)
    	}
    }

    impl From<UtilError> for Error {
    	fn from(err: UtilError) -> Self {
    		Error::Util(err)
    	}
    }

    impl<E> From<Box<E>> for Error where Error: From<E> {
    	fn from(err: Box<E>) -> Self {
    		Error::from(*err)
    	}
    }

    impl Display for Error {
    	fn fmt(&self, f: &mut Formatter) -> Result<(), FmtError> {
    		match *self {
    			Error::Trace(ref err) => write!(f, "{}", err),
    			Error::Trie(ref err) => write!(f, "{}", err),
    			Error::Util(ref err) => write!(f, "{}", err),
    			Error::Database(ref s) => write!(f, "Database error: {}", s),
    		}
    	}
    }

# Help

## Keyboard Shortcuts

?
  Show this help dialog
S
  Focus the search field
⇤
  Move up in search results
⇥
  Move down in search results
⏎
  Go to active search result
+
  Collapse/expand all sections

## Search Tricks

Prefix searches with a type followed by a colon (e.g. `fn:`) to restrict the search to a given type.

Accepted types are: `fn`, `mod`, `struct`, `enum`, `trait`, `type`, `macro`, and `const`.

Search functions by type signature (e.g. `vec -> usize` or `* -> vec`)