Rust: add more keywords

Author: vi

lib/ace/mode/rust_highlight_rules.js

@@ -91,7 +91,7 @@ var RustHighlightRules = function() {
            regex: '\\b(fn)(\\s+)([a-zA-Z_][a-zA-Z0-9_]*)' },
          { token: 'support.constant', regex: '\\b[a-zA-Z_][\\w\\d]*::' },
          { token: 'keyword.source.rust',
-           regex: '\\b(?:abstract|alignof|as|box|break|continue|const|crate|do|dyn|else|enum|extern|for|final|if|impl|in|let|loop|macro|match|mod|move|mut|offsetof|override|priv|proc|pub|pure|ref|return|self|sizeof|static|struct|super|trait|type|typeof|unsafe|unsized|use|virtual|where|while|yield)\\b' },
+           regex: '\\b(?:abstract|alignof|as|become|box|break|catch|continue|const|crate|default|do|dyn|else|enum|extern|for|final|if|impl|in|let|loop|macro|match|mod|move|mut|offsetof|override|priv|proc|pub|pure|ref|return|self|sizeof|static|struct|super|trait|type|typeof|union|unsafe|unsized|use|virtual|where|while|yield)\\b' },
          { token: 'storage.type.source.rust',
            regex: '\\b(?:Self|isize|usize|char|bool|u8|u16|u32|u64|u128|f16|f32|f64|i8|i16|i32|i64|i128|str|option|either|c_float|c_double|c_void|FILE|fpos_t|DIR|dirent|c_char|c_schar|c_uchar|c_short|c_ushort|c_int|c_uint|c_long|c_ulong|size_t|ptrdiff_t|clock_t|time_t|c_longlong|c_ulonglong|intptr_t|uintptr_t|off_t|dev_t|ino_t|pid_t|mode_t|ssize_t)\\b' },
          { token: 'variable.language.source.rust', regex: '\\bself\\b' },