diff --git a/zsh/completions/_rust b/zsh/completions/_rust
deleted file mode 100644
index 404f622..0000000
--- a/zsh/completions/_rust
+++ /dev/null
@@ -1,215 +0,0 @@
-#compdef rustc
-
-local -a _rustc_opts_switches _rustc_opts_lint _rustc_opts_debug
-
-typeset -A opt_args
-
-_rustc_debuginfo_levels=(
-    "0[no debug info]"
-    "1[line-tables only (for stacktraces and breakpoints)]"
-    "2[full debug info with variable and type information (same as -g)]"
-)
-
-_rustc_crate_types=(
-    'bin'
-    'lib'
-    'rlib'
-    'dylib'
-    'staticlib'
-)
-
-_rustc_emit_types=(
-    'asm'
-    'llvm-bc'
-    'llvm-ir'
-    'obj'
-    'link'
-    'dep-info'
-)
-_rustc_pretty_types=(
-    'normal[un-annotated source]'
-    'expanded[crates expanded]'
-    'typed[crates  expanded,  with  type  annotations]'
-    'identified[fully parenthesized, AST nodes and blocks with IDs]'
-    'flowgraph[graphviz formatted flowgraph for node]:NODEID:'
-)
-_rustc_color_types=(
-    'auto[colorize, if output goes to a tty (default)]'
-    'always[always colorize output]'
-    'never[never colorize output]'
-)
-_rustc_info_types=(
-    'crate-name[Output the crate name and exit]'
-    'file-names[Output the file(s) that would be written if compilation continued and exited]'
-    'sysroot[Output the sysroot and exit]'
-)
-
-_rustc_opts_vals=(
-    --crate-name='[Specify the name of the crate being built]'
-    --crate-type='[Comma separated list of types of crates for the compiler to emit]:TYPES:_values -s "," "Crate types"  "$_rustc_crate_types[@]"'
-    --emit='[Comma separated list of types of output for the compiler to emit]:TYPES:_values -s "," "Emit Targets" "$_rustc_emit_types[@]"'
-    --cfg='[Configure the compilation environment]:SPEC:'
-    --out-dir='[Write output to compiler-chosen filename in <dir>.  Ignored  if  -o  is  specified. (default the current directory)]:DIR:_files -/'
-    -o'[Write output to <filename>. Ignored if more than one --emit is specified.]:FILENAME:_files'
-    --pretty='[Pretty-print the input instead of compiling]::TYPE:_values "TYPES" "$_rustc_pretty_types[@]"'
-    -L'[Add a directory to the library search path]:DIR:_files -/'
-    --target='[Target triple cpu-manufacturer-kernel\[-os\] to compile]:TRIPLE:'
-    --color='[Configure coloring of output]:CONF:_values "COLORS" "$_rustc_color_types[@]"'
-    {-v,--version}'[Print version info and exit]::VERBOSE:(verbose)'
-    --explain='[Provide a detailed explanation of an error message]:OPT:'
-    --extern'[Specify where an external rust library is located]:ARG:'
-    --print='[Comma separated list of compiler information to print on stdout]:TYPES:_values -s "," "Compiler Information" "$_rustc_info_types[@]"'
-)
-
-_rustc_opts_switches=(
-    -g'[Equivalent to -C debuginfo=2]'
-    {-h,--help}'[Display the help message]'
-    {-V,--verbose}'[use verbose output]'
-    -O'[Equivalent to -C opt-level=2]'
-    --test'[Build a test harness]'
-)
-
-
-_rustc_opts_link=(
-    'static[Path to the library to link statically]:PATH:_files -/'
-    'dylib[Path to the library to link dynamically]:PATH:_files -/'
-    'framework[Path to the library to link as a framework]:PATH:_files -/'
-)
-
-_rustc_opts_codegen=(
-    'ar[Path to the archive utility to use when assembling archives.]:BIN:_path_files'
-    'linker[Path to the linker utility to use when linking libraries, executables, and objects.]:BIN:_path_files'
-    'link-args[A space-separated list of extra arguments to pass to the linker when the linker is invoked.]:ARGS:'
-    'lto[Perform LLVM link-time optimizations]'
-    'target-cpu[Selects a target processor. If the value is "help", then a list of  available  CPUs is printed.]:CPU:'
-    'target-feature[A space-separated list of features to enable or disable for the target. A preceding "+" enables a feature while a preceding "-" disables it. Available features can be discovered through target-cpu=help.]:FEATURE:'
-    'passes[A space-separated list of extra LLVM passes to run. A value of "list" will cause rustc to print all known passes and exit. The passes specified are appended at the end of the normal pass manager.]:LIST:'
-    'llvm-args[A space-separated list of arguments to pass through to LLVM.]:ARGS:'
-    'save-temps[If specified, the compiler will save more files (.bc, .o, .no-opt.bc) generated throughout compilation in the output directory.]'
-    'rpath[If specified, then the rpath value for dynamic libraries will be set in either dynamic library or executable outputs.]'
-    'no-prepopulate-passes[Suppresses pre-population of the LLVM pass manager that is run over the module.]'
-    'no-vectorize-loops[Suppresses running the loop vectorization LLVM pass, regardless of optimization level.]'
-    'no-vectorize-slp[Suppresses running the LLVM SLP vectorization pass, regardless of optimization level.]'
-    'soft-float[Generates software floating point library calls instead of hardware instructions.]'
-    'prefer-dynamic[Prefers dynamic linking to static linking.]'
-    "no-integrated-as[Force usage of an external assembler rather than LLVM's integrated one.]"
-    'no-redzone[disable the use of the redzone]'
-    'relocation-model[The relocation model to use. (default: pic)]:MODEL:(pic static dynamic-no-pic)'
-    'code-model[choose the code model to use (llc -code-model for details)]:MODEL:'
-    'metadata[metadata to mangle symbol names with]:VAL:'
-    'extra-filenames[extra data to put in each output filename]:VAL:'
-    'codegen-units[divide crate into N units to optimize in parallel]:N:'
-    'remark[print remarks for these optimization passes (space separated, or "all")]:TYPE:'
-    'debuginfo[debug info emission level, 0 = no debug info, 1 = line tables only, 2 = full debug info with variable and type information]:LEVEL:_values "Debug Levels" "$_rustc_debuginfo_levels[@]"'
-    'opt-level[Optimize with possible levels 0-3]:LEVEL:(0 1 2 3)'
-    'help[Show all codegen options]'
-)
-
-_rustc_opts_lint=(
-    'help[Show a list of all lints]'
-    'box-pointers[(default: allow) use of owned (Box type) heap memory]'
-    'experimental[(default: allow) detects use of #\[experimental\] items]'
-    'fat-ptr-transmutes[(default: allow) detects transmutes of fat pointers]'
-    'missing-docs[(default: allow) detects missing documentation for public members]'
-    'unsafe-blocks[(default: allow) usage of an "unsafe" block]'
-    'unstable[(default: allow) detects use of #\[unstable\] items (incl. items with no stability attribute)]'
-    'unused-extern-crates[(default: allow) extern crates that are never used]'
-    'unused-import-braces[(default: allow) unnecessary braces around an imported item]'
-    'unused-qualifications[(default: allow) detects unnecessarily qualified names]'
-    'unused-results[(default: allow) unused result of an expression in a statement]'
-    'unused-typecasts[(default: allow) detects unnecessary type casts that can be removed]'
-    'variant-size-differences[(default: allow) detects enums with widely varying variant sizes]'
-    'dead-code[(default: warn) detect unused, unexported items]'
-    'deprecated[(default: warn) detects use of #\[deprecated\] items]'
-    'improper-ctypes[(default: warn) proper use of libc types in foreign modules]'
-    'missing-copy-implementations[(default: warn) detects potentially-forgotten implementations of "Copy"]'
-    'non-camel-case-types[(default: warn) types, variants, traits and type parameters should have camel case names]'
-    'non-shorthand-field-patterns[(default: warn) using "Struct { x: x }" instead of "Struct { x }"]'
-    'non-snake-case[(default: warn) methods, functions, lifetime parameters and modules should have snake case names]'
-    'non-upper-case-globals[(default: warn) static constants should have uppercase identifiers]'
-    'overflowing-literals[(default: warn) literal out of range for its type]'
-    'path-statements[(default: warn) path statements with no effect]'
-    'raw-pointer-deriving[(default: warn) uses of #\[derive\] with raw pointers are rarely correct]'
-    'unknown-lints[(default: warn) unrecognized lint attribute]'
-    'unreachable-code[(default: warn) detects unreachable code paths]'
-    'unsigned-negation[(default: warn) using an unary minus operator on unsigned type]'
-    'unused-allocation[(default: warn) detects unnecessary allocations that can be eliminated]'
-    'unused-assignments[(default: warn) detect assignments that will never be read]'
-    'unused-attributes[(default: warn) detects attributes that were not used by the compiler]'
-    'unused-comparisons[(default: warn) comparisons made useless by limits of the types involved]'
-    'unused-imports[(default: warn) imports that are never used]'
-    'unused-must-use[(default: warn) unused result of a type flagged as must_use]'
-    "unused-mut[(default: warn) detect mut variables which don't need to be mutable]"
-    'unused-parens[(default: warn) "if", "match", "while" and "return" do not need parentheses]'
-    'unused-unsafe[(default: warn) unnecessary use of an "unsafe" block]'
-    'unused-variables[(default: warn) detect variables which are not used in any way]'
-    'warnings[(default: warn) mass-change the level for lints which produce warnings]'
-    'while-true[(default: warn) suggest using "loop { }" instead of "while true { }"]'
-    "exceeding-bitshifts[(default: deny) shift exceeds the type's number of bits]"
-    'unknown-crate-types[(default: deny) unknown crate type found in #\[crate_type\] directive]'
-    'unknown-features[(default: deny) unknown features found in crate-level #\[feature\] directives]'
-    'bad-style[non-camel-case-types, non-snake-case, non-upper-case-globals]'
-    'unused[unused-imports, unused-variables, unused-assignments, dead-code, unused-mut, unreachable-code, unused-must-use, unused-unsafe, path-statements]'
-)
-
-_rustc_opts_debug=(
-    'verbose[in general, enable more debug printouts]'
-    'time-passes[measure time of each rustc pass]'
-    'count-llvm-insns[count where LLVM instrs originate]'
-    'time-llvm-passes[measure time of each LLVM pass]'
-    'trans-stats[gather trans statistics]'
-    'asm-comments[generate comments into the assembly (may change behavior)]'
-    'no-verify[skip LLVM verification]'
-    'borrowck-stats[gather borrowck statistics]'
-    'no-landing-pads[omit landing pads for unwinding]'
-    'debug-llvm[enable debug output from LLVM]'
-    'show-span[show spans for compiler debugging]'
-    'count-type-sizes[count the sizes of aggregate types]'
-    'meta-stats[gather metadata statistics]'
-    'print-link-args[Print the arguments passed to the linker]'
-    'gc[Garbage collect shared data (experimental)]'
-    'print-llvm-passes[Prints the llvm optimization passes being run]'
-    'ast-json[Print the AST as JSON and halt]'
-    'ast-json-noexpand[Print the pre-expansion AST as JSON and halt]'
-    'ls[List the symbols defined by a library crate]'
-    'save-analysis[Write syntax and type analysis information in addition to normal output]'
-    'flowgraph-print-loans[Include loan analysis data in --pretty flowgraph output]'
-    'flowgraph-print-moves[Include move analysis data in --pretty flowgraph output]'
-    'flowgraph-print-assigns[Include assignment analysis data in --pretty flowgraph output]'
-    'flowgraph-print-all[Include all dataflow analysis data in --pretty flowgraph output]'
-    'print-regiion-graph[Prints region inference graph. Use with RUST_REGION_GRAPH=help for more info]'
-    'parse-only[Parse only; do not compile, assemble, or link]'
-    'no-trans[Run all passes except translation; no output]'
-    'no-analysis[Parse and expand the source, but run no analysis]'
-    'unstable-options[Adds unstable command line options to rustc interface]'
-    'print-enum-sizes[Print the size of enums and their variants]'
-)
-
-_rustc_opts_fun_lint(){
-    _values -s , 'options' \
-        "$_rustc_opts_lint[@]"
-}
-
-_rustc_opts_fun_debug(){
-    _values 'options' "$_rustc_opts_debug[@]"
-}
-
-_rustc_opts_fun_codegen(){
-    _values 'options' "$_rustc_opts_codegen[@]"
-}
-
-_rustc_opts_fun_link(){
-    _values 'options' "$_rustc_opts_link[@]"
-}
-
-_arguments -s :  \
-    '(-W --warn)'{-W,--warn=}'[Set lint warnings]:lint options:_rustc_opts_fun_lint' \
-    '(-A --allow)'{-A,--allow=}'[Set lint allowed]:lint options:_rustc_opts_fun_lint' \
-    '(-D --deny)'{-D,--deny=}'[Set lint denied]:lint options:_rustc_opts_fun_lint' \
-    '(-F --forbid)'{-F,--forbid=}'[Set lint forbidden]:lint options:_rustc_opts_fun_lint' \
-    '*-Z[Set internal debugging options]:debug options:_rustc_opts_fun_debug' \
-    '(-C --codegen)'{-C,--codegen}'[Set internal Codegen options]:codegen options:_rustc_opts_fun_codegen' \
-    '*-l[Link the generated crates to the specified native library NAME. the optional KIND can be one of, static, dylib, or framework. If omitted, dylib is assumed.]:ARG:_rustc_opts_fun_link' \
-    "$_rustc_opts_switches[@]" \
-    "$_rustc_opts_vals[@]" \
-    '::files:_files -g "*.rs"'
diff --git a/zsh/completions/_rustup b/zsh/completions/_rustup
deleted file mode 100644
index 4a84ba9..0000000
--- a/zsh/completions/_rustup
+++ /dev/null
@@ -1,1070 +0,0 @@
-#compdef rustup
-
-autoload -U is-at-least
-
-_rustup() {
-    typeset -A opt_args
-    typeset -a _arguments_options
-    local ret=1
-
-    if is-at-least 5.2; then
-        _arguments_options=(-s -S -C)
-    else
-        _arguments_options=(-s -C)
-    fi
-
-    local context curcontext="$curcontext" state line
-    _arguments "${_arguments_options[@]}" \
-'-v[Enable verbose output]' \
-'--verbose[Enable verbose output]' \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-":: :_rustup_commands" \
-"*::: :->rustup" \
-&& ret=0
-    case $state in
-    (rustup)
-        words=($line[1] "${words[@]}")
-        (( CURRENT += 1 ))
-        curcontext="${curcontext%:*:*}:rustup-command-$line[1]:"
-        case $line[1] in
-            (show)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-":: :_rustup__show_commands" \
-"*::: :->show" \
-&& ret=0
-case $state in
-    (show)
-        words=($line[1] "${words[@]}")
-        (( CURRENT += 1 ))
-        curcontext="${curcontext%:*:*}:rustup-show-command-$line[1]:"
-        case $line[1] in
-            (active-toolchain)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-(help)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-        esac
-    ;;
-esac
-;;
-(install)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-':toolchain -- Toolchain name, such as 'stable', 'nightly', or '1.8.0'. For more information see `rustup help toolchain`:_files' \
-&& ret=0
-;;
-(uninstall)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-':toolchain -- Toolchain name, such as 'stable', 'nightly', or '1.8.0'. For more information see `rustup help toolchain`:_files' \
-&& ret=0
-;;
-(update)
-_arguments "${_arguments_options[@]}" \
-'--no-self-update[Don'\''t perform self update when running the `rustup` command]' \
-'--force[Force an update, even if some components are missing]' \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-'::toolchain -- Toolchain name, such as 'stable', 'nightly', or '1.8.0'. For more information see `rustup help toolchain`:_files' \
-&& ret=0
-;;
-(default)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-':toolchain -- Toolchain name, such as 'stable', 'nightly', or '1.8.0'. For more information see `rustup help toolchain`:_files' \
-&& ret=0
-;;
-(toolchain)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-":: :_rustup__toolchain_commands" \
-"*::: :->toolchain" \
-&& ret=0
-case $state in
-    (toolchain)
-        words=($line[1] "${words[@]}")
-        (( CURRENT += 1 ))
-        curcontext="${curcontext%:*:*}:rustup-toolchain-command-$line[1]:"
-        case $line[1] in
-            (list)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-(update)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-':toolchain -- Toolchain name, such as 'stable', 'nightly', or '1.8.0'. For more information see `rustup help toolchain`:_files' \
-&& ret=0
-;;
-(add)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-':toolchain -- Toolchain name, such as 'stable', 'nightly', or '1.8.0'. For more information see `rustup help toolchain`:_files' \
-&& ret=0
-;;
-(install)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-':toolchain -- Toolchain name, such as 'stable', 'nightly', or '1.8.0'. For more information see `rustup help toolchain`:_files' \
-&& ret=0
-;;
-(remove)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-':toolchain -- Toolchain name, such as 'stable', 'nightly', or '1.8.0'. For more information see `rustup help toolchain`:_files' \
-&& ret=0
-;;
-(uninstall)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-':toolchain -- Toolchain name, such as 'stable', 'nightly', or '1.8.0'. For more information see `rustup help toolchain`:_files' \
-&& ret=0
-;;
-(link)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-':toolchain -- Toolchain name, such as 'stable', 'nightly', or '1.8.0'. For more information see `rustup help toolchain`:_files' \
-':path:_files' \
-&& ret=0
-;;
-(help)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-        esac
-    ;;
-esac
-;;
-(target)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-":: :_rustup__target_commands" \
-"*::: :->target" \
-&& ret=0
-case $state in
-    (target)
-        words=($line[1] "${words[@]}")
-        (( CURRENT += 1 ))
-        curcontext="${curcontext%:*:*}:rustup-target-command-$line[1]:"
-        case $line[1] in
-            (list)
-_arguments "${_arguments_options[@]}" \
-'--toolchain=[Toolchain name, such as '\''stable'\'', '\''nightly'\'', or '\''1.8.0'\''. For more information see `rustup help toolchain`]' \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-(install)
-_arguments "${_arguments_options[@]}" \
-'--toolchain=[Toolchain name, such as '\''stable'\'', '\''nightly'\'', or '\''1.8.0'\''. For more information see `rustup help toolchain`]' \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-':target:_files' \
-&& ret=0
-;;
-(add)
-_arguments "${_arguments_options[@]}" \
-'--toolchain=[Toolchain name, such as '\''stable'\'', '\''nightly'\'', or '\''1.8.0'\''. For more information see `rustup help toolchain`]' \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-':target:_files' \
-&& ret=0
-;;
-(uninstall)
-_arguments "${_arguments_options[@]}" \
-'--toolchain=[Toolchain name, such as '\''stable'\'', '\''nightly'\'', or '\''1.8.0'\''. For more information see `rustup help toolchain`]' \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-':target:_files' \
-&& ret=0
-;;
-(remove)
-_arguments "${_arguments_options[@]}" \
-'--toolchain=[Toolchain name, such as '\''stable'\'', '\''nightly'\'', or '\''1.8.0'\''. For more information see `rustup help toolchain`]' \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-':target:_files' \
-&& ret=0
-;;
-(help)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-        esac
-    ;;
-esac
-;;
-(component)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-":: :_rustup__component_commands" \
-"*::: :->component" \
-&& ret=0
-case $state in
-    (component)
-        words=($line[1] "${words[@]}")
-        (( CURRENT += 1 ))
-        curcontext="${curcontext%:*:*}:rustup-component-command-$line[1]:"
-        case $line[1] in
-            (list)
-_arguments "${_arguments_options[@]}" \
-'--toolchain=[Toolchain name, such as '\''stable'\'', '\''nightly'\'', or '\''1.8.0'\''. For more information see `rustup help toolchain`]' \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-(add)
-_arguments "${_arguments_options[@]}" \
-'--toolchain=[Toolchain name, such as '\''stable'\'', '\''nightly'\'', or '\''1.8.0'\''. For more information see `rustup help toolchain`]' \
-'--target=[]' \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-':component:_files' \
-&& ret=0
-;;
-(remove)
-_arguments "${_arguments_options[@]}" \
-'--toolchain=[Toolchain name, such as '\''stable'\'', '\''nightly'\'', or '\''1.8.0'\''. For more information see `rustup help toolchain`]' \
-'--target=[]' \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-':component:_files' \
-&& ret=0
-;;
-(help)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-        esac
-    ;;
-esac
-;;
-(override)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-":: :_rustup__override_commands" \
-"*::: :->override" \
-&& ret=0
-case $state in
-    (override)
-        words=($line[1] "${words[@]}")
-        (( CURRENT += 1 ))
-        curcontext="${curcontext%:*:*}:rustup-override-command-$line[1]:"
-        case $line[1] in
-            (list)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-(add)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-':toolchain -- Toolchain name, such as 'stable', 'nightly', or '1.8.0'. For more information see `rustup help toolchain`:_files' \
-&& ret=0
-;;
-(set)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-':toolchain -- Toolchain name, such as 'stable', 'nightly', or '1.8.0'. For more information see `rustup help toolchain`:_files' \
-&& ret=0
-;;
-(remove)
-_arguments "${_arguments_options[@]}" \
-'--path=[Path to the directory]' \
-'--nonexistent[Remove override toolchain for all nonexistent directories]' \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-(unset)
-_arguments "${_arguments_options[@]}" \
-'--path=[Path to the directory]' \
-'--nonexistent[Remove override toolchain for all nonexistent directories]' \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-(help)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-        esac
-    ;;
-esac
-;;
-(run)
-_arguments "${_arguments_options[@]}" \
-'--install[Install the requested toolchain if needed]' \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-':toolchain -- Toolchain name, such as 'stable', 'nightly', or '1.8.0'. For more information see `rustup help toolchain`:_files' \
-':command:_files' \
-&& ret=0
-;;
-(which)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-':command:_files' \
-&& ret=0
-;;
-(docs)
-_arguments "${_arguments_options[@]}" \
-'--path[Only print the path to the documentation]' \
-'--book[The Rust Programming Language book]' \
-'--std[Standard library API documentation]' \
-'--reference[The Rust Reference]' \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-(doc)
-_arguments "${_arguments_options[@]}" \
-'--path[Only print the path to the documentation]' \
-'--book[The Rust Programming Language book]' \
-'--std[Standard library API documentation]' \
-'--reference[The Rust Reference]' \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-(man)
-_arguments "${_arguments_options[@]}" \
-'--toolchain=[Toolchain name, such as '\''stable'\'', '\''nightly'\'', or '\''1.8.0'\''. For more information see `rustup help toolchain`]' \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-':command:_files' \
-&& ret=0
-;;
-(self)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-":: :_rustup__self_commands" \
-"*::: :->self" \
-&& ret=0
-case $state in
-    (self)
-        words=($line[1] "${words[@]}")
-        (( CURRENT += 1 ))
-        curcontext="${curcontext%:*:*}:rustup-self-command-$line[1]:"
-        case $line[1] in
-            (update)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-(uninstall)
-_arguments "${_arguments_options[@]}" \
-'-y[]' \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-(upgrade-data)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-(help)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-        esac
-    ;;
-esac
-;;
-(telemetry)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-":: :_rustup__telemetry_commands" \
-"*::: :->telemetry" \
-&& ret=0
-case $state in
-    (telemetry)
-        words=($line[1] "${words[@]}")
-        (( CURRENT += 1 ))
-        curcontext="${curcontext%:*:*}:rustup-telemetry-command-$line[1]:"
-        case $line[1] in
-            (enable)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-(disable)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-(analyze)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-(help)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-        esac
-    ;;
-esac
-;;
-(set)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-":: :_rustup__set_commands" \
-"*::: :->set" \
-&& ret=0
-case $state in
-    (set)
-        words=($line[1] "${words[@]}")
-        (( CURRENT += 1 ))
-        curcontext="${curcontext%:*:*}:rustup-set-command-$line[1]:"
-        case $line[1] in
-            (default-host)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-':host_triple:_files' \
-&& ret=0
-;;
-(help)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-        esac
-    ;;
-esac
-;;
-(completions)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-'::shell:(zsh bash fish powershell elvish)' \
-&& ret=0
-;;
-(help)
-_arguments "${_arguments_options[@]}" \
-'-h[Prints help information]' \
-'--help[Prints help information]' \
-'-V[Prints version information]' \
-'--version[Prints version information]' \
-&& ret=0
-;;
-        esac
-    ;;
-esac
-}
-
-(( $+functions[_rustup_commands] )) ||
-_rustup_commands() {
-    local commands; commands=(
-        "show:Show the active and installed toolchains" \
-"install:Update Rust toolchains" \
-"uninstall:Uninstall Rust toolchains" \
-"update:Update Rust toolchains and rustup" \
-"default:Set the default toolchain" \
-"toolchain:Modify or query the installed toolchains" \
-"target:Modify a toolchain's supported targets" \
-"component:Modify a toolchain's installed components" \
-"override:Modify directory toolchain overrides" \
-"run:Run a command with an environment configured for a given toolchain" \
-"which:Display which binary will be run for a given command" \
-"doc:Open the documentation for the current toolchain" \
-"man:View the man page for a given command" \
-"self:Modify the rustup installation" \
-"telemetry:rustup telemetry commands" \
-"set:Alter rustup settings" \
-"completions:Generate completion scripts for your shell" \
-"help:Prints this message or the help of the given subcommand(s)" \
-    )
-    _describe -t commands 'rustup commands' commands "$@"
-}
-(( $+functions[_rustup__show__active-toolchain_commands] )) ||
-_rustup__show__active-toolchain_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup show active-toolchain commands' commands "$@"
-}
-(( $+functions[_rustup__add_commands] )) ||
-_rustup__add_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup add commands' commands "$@"
-}
-(( $+functions[_rustup__component__add_commands] )) ||
-_rustup__component__add_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup component add commands' commands "$@"
-}
-(( $+functions[_rustup__override__add_commands] )) ||
-_rustup__override__add_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup override add commands' commands "$@"
-}
-(( $+functions[_rustup__target__add_commands] )) ||
-_rustup__target__add_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup target add commands' commands "$@"
-}
-(( $+functions[_rustup__toolchain__add_commands] )) ||
-_rustup__toolchain__add_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup toolchain add commands' commands "$@"
-}
-(( $+functions[_rustup__telemetry__analyze_commands] )) ||
-_rustup__telemetry__analyze_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup telemetry analyze commands' commands "$@"
-}
-(( $+functions[_rustup__completions_commands] )) ||
-_rustup__completions_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup completions commands' commands "$@"
-}
-(( $+functions[_rustup__component_commands] )) ||
-_rustup__component_commands() {
-    local commands; commands=(
-        "list:List installed and available components" \
-"add:Add a component to a Rust toolchain" \
-"remove:Remove a component from a Rust toolchain" \
-"help:Prints this message or the help of the given subcommand(s)" \
-    )
-    _describe -t commands 'rustup component commands' commands "$@"
-}
-(( $+functions[_rustup__default_commands] )) ||
-_rustup__default_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup default commands' commands "$@"
-}
-(( $+functions[_rustup__set__default-host_commands] )) ||
-_rustup__set__default-host_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup set default-host commands' commands "$@"
-}
-(( $+functions[_rustup__telemetry__disable_commands] )) ||
-_rustup__telemetry__disable_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup telemetry disable commands' commands "$@"
-}
-(( $+functions[_rustup__doc_commands] )) ||
-_rustup__doc_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup doc commands' commands "$@"
-}
-(( $+functions[_docs_commands] )) ||
-_docs_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'docs commands' commands "$@"
-}
-(( $+functions[_rustup__docs_commands] )) ||
-_rustup__docs_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup docs commands' commands "$@"
-}
-(( $+functions[_rustup__telemetry__enable_commands] )) ||
-_rustup__telemetry__enable_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup telemetry enable commands' commands "$@"
-}
-(( $+functions[_rustup__component__help_commands] )) ||
-_rustup__component__help_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup component help commands' commands "$@"
-}
-(( $+functions[_rustup__help_commands] )) ||
-_rustup__help_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup help commands' commands "$@"
-}
-(( $+functions[_rustup__override__help_commands] )) ||
-_rustup__override__help_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup override help commands' commands "$@"
-}
-(( $+functions[_rustup__self__help_commands] )) ||
-_rustup__self__help_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup self help commands' commands "$@"
-}
-(( $+functions[_rustup__set__help_commands] )) ||
-_rustup__set__help_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup set help commands' commands "$@"
-}
-(( $+functions[_rustup__show__help_commands] )) ||
-_rustup__show__help_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup show help commands' commands "$@"
-}
-(( $+functions[_rustup__target__help_commands] )) ||
-_rustup__target__help_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup target help commands' commands "$@"
-}
-(( $+functions[_rustup__telemetry__help_commands] )) ||
-_rustup__telemetry__help_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup telemetry help commands' commands "$@"
-}
-(( $+functions[_rustup__toolchain__help_commands] )) ||
-_rustup__toolchain__help_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup toolchain help commands' commands "$@"
-}
-(( $+functions[_rustup__install_commands] )) ||
-_rustup__install_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup install commands' commands "$@"
-}
-(( $+functions[_rustup__target__install_commands] )) ||
-_rustup__target__install_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup target install commands' commands "$@"
-}
-(( $+functions[_rustup__toolchain__install_commands] )) ||
-_rustup__toolchain__install_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup toolchain install commands' commands "$@"
-}
-(( $+functions[_rustup__toolchain__link_commands] )) ||
-_rustup__toolchain__link_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup toolchain link commands' commands "$@"
-}
-(( $+functions[_rustup__component__list_commands] )) ||
-_rustup__component__list_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup component list commands' commands "$@"
-}
-(( $+functions[_rustup__override__list_commands] )) ||
-_rustup__override__list_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup override list commands' commands "$@"
-}
-(( $+functions[_rustup__target__list_commands] )) ||
-_rustup__target__list_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup target list commands' commands "$@"
-}
-(( $+functions[_rustup__toolchain__list_commands] )) ||
-_rustup__toolchain__list_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup toolchain list commands' commands "$@"
-}
-(( $+functions[_rustup__man_commands] )) ||
-_rustup__man_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup man commands' commands "$@"
-}
-(( $+functions[_rustup__override_commands] )) ||
-_rustup__override_commands() {
-    local commands; commands=(
-        "list:List directory toolchain overrides" \
-"set:Set the override toolchain for a directory" \
-"unset:Remove the override toolchain for a directory" \
-"help:Prints this message or the help of the given subcommand(s)" \
-    )
-    _describe -t commands 'rustup override commands' commands "$@"
-}
-(( $+functions[_rustup__component__remove_commands] )) ||
-_rustup__component__remove_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup component remove commands' commands "$@"
-}
-(( $+functions[_rustup__override__remove_commands] )) ||
-_rustup__override__remove_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup override remove commands' commands "$@"
-}
-(( $+functions[_rustup__remove_commands] )) ||
-_rustup__remove_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup remove commands' commands "$@"
-}
-(( $+functions[_rustup__target__remove_commands] )) ||
-_rustup__target__remove_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup target remove commands' commands "$@"
-}
-(( $+functions[_rustup__toolchain__remove_commands] )) ||
-_rustup__toolchain__remove_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup toolchain remove commands' commands "$@"
-}
-(( $+functions[_rustup__run_commands] )) ||
-_rustup__run_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup run commands' commands "$@"
-}
-(( $+functions[_rustup__self_commands] )) ||
-_rustup__self_commands() {
-    local commands; commands=(
-        "update:Download and install updates to rustup" \
-"uninstall:Uninstall rustup." \
-"upgrade-data:Upgrade the internal data format." \
-"help:Prints this message or the help of the given subcommand(s)" \
-    )
-    _describe -t commands 'rustup self commands' commands "$@"
-}
-(( $+functions[_rustup__override__set_commands] )) ||
-_rustup__override__set_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup override set commands' commands "$@"
-}
-(( $+functions[_rustup__set_commands] )) ||
-_rustup__set_commands() {
-    local commands; commands=(
-        "default-host:The triple used to identify toolchains when not specified" \
-"help:Prints this message or the help of the given subcommand(s)" \
-    )
-    _describe -t commands 'rustup set commands' commands "$@"
-}
-(( $+functions[_rustup__show_commands] )) ||
-_rustup__show_commands() {
-    local commands; commands=(
-        "active-toolchain:Show the active toolchain" \
-"help:Prints this message or the help of the given subcommand(s)" \
-    )
-    _describe -t commands 'rustup show commands' commands "$@"
-}
-(( $+functions[_rustup__target_commands] )) ||
-_rustup__target_commands() {
-    local commands; commands=(
-        "list:List installed and available targets" \
-"add:Add a target to a Rust toolchain" \
-"remove:Remove a target from a Rust toolchain" \
-"help:Prints this message or the help of the given subcommand(s)" \
-    )
-    _describe -t commands 'rustup target commands' commands "$@"
-}
-(( $+functions[_rustup__telemetry_commands] )) ||
-_rustup__telemetry_commands() {
-    local commands; commands=(
-        "enable:Enable rustup telemetry" \
-"disable:Disable rustup telemetry" \
-"analyze:Analyze stored telemetry" \
-"help:Prints this message or the help of the given subcommand(s)" \
-    )
-    _describe -t commands 'rustup telemetry commands' commands "$@"
-}
-(( $+functions[_rustup__toolchain_commands] )) ||
-_rustup__toolchain_commands() {
-    local commands; commands=(
-        "list:List installed toolchains" \
-"install:Install or update a given toolchain" \
-"uninstall:Uninstall a toolchain" \
-"link:Create a custom toolchain by symlinking to a directory" \
-"help:Prints this message or the help of the given subcommand(s)" \
-    )
-    _describe -t commands 'rustup toolchain commands' commands "$@"
-}
-(( $+functions[_rustup__self__uninstall_commands] )) ||
-_rustup__self__uninstall_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup self uninstall commands' commands "$@"
-}
-(( $+functions[_rustup__target__uninstall_commands] )) ||
-_rustup__target__uninstall_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup target uninstall commands' commands "$@"
-}
-(( $+functions[_rustup__toolchain__uninstall_commands] )) ||
-_rustup__toolchain__uninstall_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup toolchain uninstall commands' commands "$@"
-}
-(( $+functions[_rustup__uninstall_commands] )) ||
-_rustup__uninstall_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup uninstall commands' commands "$@"
-}
-(( $+functions[_rustup__override__unset_commands] )) ||
-_rustup__override__unset_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup override unset commands' commands "$@"
-}
-(( $+functions[_rustup__self__update_commands] )) ||
-_rustup__self__update_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup self update commands' commands "$@"
-}
-(( $+functions[_rustup__toolchain__update_commands] )) ||
-_rustup__toolchain__update_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup toolchain update commands' commands "$@"
-}
-(( $+functions[_rustup__update_commands] )) ||
-_rustup__update_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup update commands' commands "$@"
-}
-(( $+functions[_rustup__self__upgrade-data_commands] )) ||
-_rustup__self__upgrade-data_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup self upgrade-data commands' commands "$@"
-}
-(( $+functions[_rustup__which_commands] )) ||
-_rustup__which_commands() {
-    local commands; commands=(
-        
-    )
-    _describe -t commands 'rustup which commands' commands "$@"
-}
-
-_rustup "$@"
\ No newline at end of file
diff --git a/zsh/options.zsh b/zsh/options.zsh
index f71f718..3679194 100644
--- a/zsh/options.zsh
+++ b/zsh/options.zsh
@@ -58,6 +58,3 @@ setopt hist_verify
 setopt inc_append_history
 # synchronize history between active sessions
 setopt share_history
-
-# Among other things, used for compatibility with OMZ plugins.
-ZSH_CACHE_DIR="${XDG_CACHE_HOME:-$HOME/.cache}/dotfiles"
diff --git a/zsh/path.zsh b/zsh/path.zsh
index be0077b..4358341 100644
--- a/zsh/path.zsh
+++ b/zsh/path.zsh
@@ -109,7 +109,8 @@ path_prepend path ~/.cargo/bin
 
 # add my binaries and completions
 path_prepend path "${ZSH_DOTFILES:h}/scripts"
-path_prepend fpath "$ZSH_DOTFILES/completions"
+path_prepend fpath "${ZSH_DOTFILES}/completions"
+path_prepend fpath "${ZSH_CACHE_DIR}/site-functions"
 
 # add user binaries
 path_prepend path ~/.local/bin
diff --git a/zsh/plugins.zsh b/zsh/plugins.zsh
index 1e1a952..c557f6e 100644
--- a/zsh/plugins.zsh
+++ b/zsh/plugins.zsh
@@ -1,7 +1,5 @@
 #!/usr/bin/env zsh
 
-mkdir -pv "$ZSH_CACHE_DIR"
-
 _plugin() {
   _perf_timer_start "plugin $1"
   plugin "$@"
@@ -11,8 +9,22 @@ _plugin() {
 _checkout_latest_version='build=plugin-cfg-git-checkout-version "*"'
 
 _plugin completions 'zsh-users/zsh-completions' "$_checkout_latest_version"
+_plugin completions-rustc 'https://raw.githubusercontent.com/rust-lang/zsh-config/master/_rust' from=url \
+  after_load='plugin-cfg-path fpath prepend ""'
+_plugin completions-cargo 'https://raw.githubusercontent.com/rust-lang/cargo/master/src/etc/_cargo' from=url \
+  after_load='plugin-cfg-path fpath prepend ""'
+
+rustup_comp_path="${ZSH_CACHE_DIR}/site-functions/_rustup"
+if [[ "${commands[rustup]}" -nt "$rustup_comp_path" || ! -s "$rustup_comp_path" ]]; then
+  _perf_timer_start "generate rustup completions"
+  rustup completions zsh >| "$rustup_comp_path"
+  _perf_timer_stop "generate rustup completions"
+fi
+unset rustup_comp_path
 
 # compinit {{{
+  _perf_timer_start "compinit"
+
   # note that completion system must be initialized after zsh-completions and
   # before Oh My Zsh
   autoload -U compinit
@@ -39,6 +51,8 @@ _plugin completions 'zsh-users/zsh-completions' "$_checkout_latest_version"
     compinit -C -d "${ZSH_CACHE_DIR}/zcompdump"
   fi
   unset run_compdump
+
+  _perf_timer_stop "compinit"
 # }}}
 
 # Oh My Zsh {{{
@@ -69,6 +83,7 @@ _plugin completions 'zsh-users/zsh-completions' "$_checkout_latest_version"
   if command_exists fasd; then
     export _FASD_DATA="${XDG_DATA_HOME:-$HOME/.local/share}/fasd_db.csv"
 
+    _perf_timer_start "fasd init"
     # Initialization taken from <https://github.com/ohmyzsh/ohmyzsh/blob/6fbad5bf72fad4ecf30ba4d4ffee62bac582f0ed/plugins/fasd/fasd.plugin.zsh>
     fasd_cache="${ZSH_CACHE_DIR}/fasd-init-cache"
     if [[ "${commands[fasd]}" -nt "$fasd_cache" || ! -s "$fasd_cache" ]]; then
@@ -76,6 +91,7 @@ _plugin completions 'zsh-users/zsh-completions' "$_checkout_latest_version"
     fi
     source "$fasd_cache"
     unset fasd_cache
+    _perf_timer_stop "fasd init"
 
     alias v='f -e "$EDITOR"'
     alias o='a -e xdg-open'
diff --git a/zsh/zplg.zsh b/zsh/zplg.zsh
index f087602..c0c40d6 100644
--- a/zsh/zplg.zsh
+++ b/zsh/zplg.zsh
@@ -46,7 +46,7 @@ fi
 
 # Directory in which plugins are stored. It is separate from $ZPLG_HOME for
 # compatitability with future versions.
-_ZPLG_PLUGINS_DIR="$ZPLG_HOME/plugins"
+ZPLG_PLUGINS_DIR="$ZPLG_HOME/plugins"
 
 # basic logging {{{
 
@@ -302,7 +302,7 @@ plugin() {
 
   # download plugin {{{
 
-  local plugin_dir="$_ZPLG_PLUGINS_DIR/$plugin_id"
+  local plugin_dir="$ZPLG_PLUGINS_DIR/$plugin_id"
   # simple check whether the plugin directory exists is enough for me
   if [[ ! -d "$plugin_dir" ]]; then
     _zplg_log "downloading $plugin_id"
@@ -478,7 +478,7 @@ _zplg_is_plugin_loaded() {
 
       plugin_url="${ZPLG_LOADED_PLUGIN_URLS[$plugin_id]}"
       plugin_from="${ZPLG_LOADED_PLUGIN_SOURCES[$plugin_id]}"
-      plugin_dir="$_ZPLG_PLUGINS_DIR/$plugin_id"
+      plugin_dir="$ZPLG_PLUGINS_DIR/$plugin_id"
 
       _zplg_log "upgrading $plugin_id"
       _zplg_source_"$plugin_from"_upgrade "$plugin_url" "$plugin_dir" || return "$?"
@@ -512,7 +512,7 @@ _zplg_is_plugin_loaded() {
 
       plugin_url="${ZPLG_LOADED_PLUGIN_URLS[$plugin_id]}"
       plugin_from="${ZPLG_LOADED_PLUGIN_SOURCES[$plugin_id]}"
-      plugin_dir="$_ZPLG_PLUGINS_DIR/$plugin_id"
+      plugin_dir="$ZPLG_PLUGINS_DIR/$plugin_id"
 
       _zplg_log "removing $plugin_id"
       rm -rf "$plugin_dir"
@@ -543,7 +543,7 @@ _zplg_is_plugin_loaded() {
         return 1
       fi
 
-      local plugin_dir="$_ZPLG_PLUGINS_DIR/$plugin_id"
+      local plugin_dir="$ZPLG_PLUGINS_DIR/$plugin_id"
 
       _zplg_log "removing $plugin_id"
       rm -rf "$plugin_dir"
diff --git a/zsh/zshrc b/zsh/zshrc
index 55fa9c1..8e02410 100644
--- a/zsh/zshrc
+++ b/zsh/zshrc
@@ -2,6 +2,10 @@
 
 ZSH_DOTFILES="${0:h}"
 
+# Among other things, used for compatibility with OMZ plugins.
+ZSH_CACHE_DIR="${XDG_CACHE_HOME:-$HOME/.cache}/dotfiles"
+mkdir -pv -- "$ZSH_CACHE_DIR" "${ZSH_CACHE_DIR}/site-functions"
+
 autoload -U colors && colors
 
 # Performance {{{