Add ZSH config based on changs/slim-zsh

1 files changed, 272 insertions, 0 deletions

diff --git a/base/.zsh/fast-syntax-highlighting/fast-syntax-highlighting.plugin.zsh b/base/.zsh/fast-syntax-highlighting/fast-syntax-highlighting.plugin.zsh
new file mode 100644
index 0000000..235d425
--- /dev/null
+++ b/base/.zsh/fast-syntax-highlighting/fast-syntax-highlighting.plugin.zsh
@@ -0,0 +1,272 @@
+# -------------------------------------------------------------------------------------------------
+# Copyright (c) 2010-2016 zsh-syntax-highlighting contributors
+# Copyright (c) 2017 Sebastian Gniazdowski (modifications)
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without modification, are permitted
+# provided that the following conditions are met:
+#
+#  * Redistributions of source code must retain the above copyright notice, this list of conditions
+#    and the following disclaimer.
+#  * Redistributions in binary form must reproduce the above copyright notice, this list of
+#    conditions and the following disclaimer in the documentation and/or other materials provided
+#    with the distribution.
+#  * Neither the name of the zsh-syntax-highlighting contributors nor the names of its contributors
+#    may be used to endorse or promote products derived from this software without specific prior
+#    written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
+# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+# FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
+# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
+# IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+# OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+# -------------------------------------------------------------------------------------------------
+# -*- mode: zsh; sh-indentation: 2; indent-tabs-mode: nil; sh-basic-offset: 2; -*-
+# vim: ft=zsh sw=2 ts=2 et
+# -------------------------------------------------------------------------------------------------
+
+
+# Set $ZERO to the expected value, regardless of functionargzero.
+typeset -g ZERO=${(%):-%N}
+
+# Invokes each highlighter that needs updating.
+# This function is supposed to be called whenever the ZLE state changes.
+_zsh_highlight()
+{
+  # Store the previous command return code to restore it whatever happens.
+  local ret=$?
+
+  # Remove all highlighting in isearch, so that only the underlining done by zsh itself remains.
+  # For details see FAQ entry 'Why does syntax highlighting not work while searching history?'.
+  if [[ $WIDGET == zle-isearch-update ]] && ! (( $+ISEARCHMATCH_ACTIVE )); then
+    region_highlight=()
+    return $ret
+  fi
+
+  setopt localoptions warncreateglobal noksharrays
+  local REPLY # don't leak $REPLY into global scope
+  local -a reply
+
+  # Do not highlight if there are more than 300 chars in the buffer. It's most
+  # likely a pasted command or a huge list of files in that case..
+  [[ -n ${ZSH_HIGHLIGHT_MAXLENGTH:-} ]] && [[ $#BUFFER -gt $ZSH_HIGHLIGHT_MAXLENGTH ]] && return $ret
+
+  # Do not highlight if there are pending inputs (copy/paste).
+  [[ $PENDING -gt 0 ]] && return $ret
+
+  # Reset region highlight to build it from scratch
+  # may need to remove path_prefix highlighting when the line ends
+  if [[ $WIDGET == zle-line-finish ]] || _zsh_highlight_buffer_modified; then
+      -fast-highlight-init
+      -fast-highlight-process && region_highlight=( $reply ) || region_highlight=()
+  fi
+
+  {
+    local cache_place
+    local -a region_highlight_copy
+
+    # Re-apply zle_highlight settings
+
+    # region
+    if (( REGION_ACTIVE == 1 )); then
+      _zsh_highlight_apply_zle_highlight region standout "$MARK" "$CURSOR"
+    elif (( REGION_ACTIVE == 2 )); then
+      () {
+        local needle=$'\n'
+        integer min max
+        if (( MARK > CURSOR )) ; then
+          min=$CURSOR max=$MARK
+        else
+          min=$MARK max=$CURSOR
+        fi
+        (( min = ${${BUFFER[1,$min]}[(I)$needle]} ))
+        (( max += ${${BUFFER:($max-1)}[(i)$needle]} - 1 ))
+        _zsh_highlight_apply_zle_highlight region standout "$min" "$max"
+      }
+    fi
+
+    # yank / paste (zsh-5.1.1 and newer)
+    (( $+YANK_ACTIVE )) && (( YANK_ACTIVE )) && _zsh_highlight_apply_zle_highlight paste standout "$YANK_START" "$YANK_END"
+
+    # isearch
+    (( $+ISEARCHMATCH_ACTIVE )) && (( ISEARCHMATCH_ACTIVE )) && _zsh_highlight_apply_zle_highlight isearch underline "$ISEARCHMATCH_START" "$ISEARCHMATCH_END"
+
+    # suffix
+    (( $+SUFFIX_ACTIVE )) && (( SUFFIX_ACTIVE )) && _zsh_highlight_apply_zle_highlight suffix bold "$SUFFIX_START" "$SUFFIX_END"
+
+    return $ret
+
+  } always {
+    typeset -g _ZSH_HIGHLIGHT_PRIOR_BUFFER="$BUFFER"
+    typeset -gi _ZSH_HIGHLIGHT_PRIOR_CURSOR=$CURSOR
+  }
+}
+
+# Apply highlighting based on entries in the zle_highlight array.
+# This function takes four arguments:
+# 1. The exact entry (no patterns) in the zle_highlight array:
+#    region, paste, isearch, or suffix
+# 2. The default highlighting that should be applied if the entry is unset
+# 3. and 4. Two integer values describing the beginning and end of the
+#    range. The order does not matter.
+_zsh_highlight_apply_zle_highlight() {
+  local entry="$1" default="$2"
+  integer first="$3" second="$4"
+
+  # read the relevant entry from zle_highlight
+  local region="${zle_highlight[(r)${entry}:*]}"
+
+  if [[ -z "$region" ]]; then
+    # entry not specified at all, use default value
+    region=$default
+  else
+    # strip prefix
+    region="${region#${entry}:}"
+
+    # no highlighting when set to the empty string or to 'none'
+    if [[ -z "$region" ]] || [[ "$region" == none ]]; then
+      return
+    fi
+  fi
+
+  integer start end
+  if (( first < second )); then
+    start=$first end=$second
+  else
+    start=$second end=$first
+  fi
+  region_highlight+=("$start $end $region")
+}
+
+
+# -------------------------------------------------------------------------------------------------
+# API/utility functions for highlighters
+# -------------------------------------------------------------------------------------------------
+
+# Whether the command line buffer has been modified or not.
+#
+# Returns 0 if the buffer has changed since _zsh_highlight was last called.
+_zsh_highlight_buffer_modified()
+{
+  [[ "${_ZSH_HIGHLIGHT_PRIOR_BUFFER:-}" != "$BUFFER" ]]
+}
+
+# Whether the cursor has moved or not.
+#
+# Returns 0 if the cursor has moved since _zsh_highlight was last called.
+_zsh_highlight_cursor_moved()
+{
+  [[ -n $CURSOR ]] && [[ -n ${_ZSH_HIGHLIGHT_PRIOR_CURSOR-} ]] && (($_ZSH_HIGHLIGHT_PRIOR_CURSOR != $CURSOR))
+}
+
+# -------------------------------------------------------------------------------------------------
+# Setup functions
+# -------------------------------------------------------------------------------------------------
+
+# Helper for _zsh_highlight_bind_widgets
+# $1 is name of widget to call
+_zsh_highlight_call_widget()
+{
+  builtin zle "$@" && _zsh_highlight
+}
+
+# Rebind all ZLE widgets to make them invoke _zsh_highlights.
+_zsh_highlight_bind_widgets()
+{
+  setopt localoptions noksharrays
+  typeset -F SECONDS
+  local prefix=orig-s$SECONDS-r$RANDOM # unique each time, in case we're sourced more than once
+
+  # Load ZSH module zsh/zleparameter, needed to override user defined widgets.
+  zmodload zsh/zleparameter 2>/dev/null || {
+    print -r -- >&2 'zsh-syntax-highlighting: failed loading zsh/zleparameter.'
+    return 1
+  }
+
+  # Override ZLE widgets to make them invoke _zsh_highlight.
+  local -U widgets_to_bind
+  widgets_to_bind=(${${(k)widgets}:#(.*|run-help|which-command|beep|set-local-history|yank)})
+
+  # Always wrap special zle-line-finish widget. This is needed to decide if the
+  # current line ends and special highlighting logic needs to be applied.
+  # E.g. remove cursor imprint, don't highlight partial paths, ...
+  widgets_to_bind+=(zle-line-finish)
+
+  # Always wrap special zle-isearch-update widget to be notified of updates in isearch.
+  # This is needed because we need to disable highlighting in that case.
+  widgets_to_bind+=(zle-isearch-update)
+
+  local cur_widget
+  for cur_widget in $widgets_to_bind; do
+    case $widgets[$cur_widget] in
+
+      # Already rebound event: do nothing.
+      user:_zsh_highlight_widget_*);;
+
+      # The "eval"'s are required to make $cur_widget a closure: the value of the parameter at function
+      # definition time is used.
+      #
+      # We can't use ${0/_zsh_highlight_widget_} because these widgets are always invoked with
+      # NO_function_argzero, regardless of the option's setting here.
+
+      # User defined widget: override and rebind old one with prefix "orig-".
+      user:*) zle -N $prefix-$cur_widget ${widgets[$cur_widget]#*:}
+              eval "_zsh_highlight_widget_${(q)prefix}-${(q)cur_widget}() { _zsh_highlight_call_widget ${(q)prefix}-${(q)cur_widget} -- \"\$@\" }"
+              zle -N $cur_widget _zsh_highlight_widget_$prefix-$cur_widget;;
+
+      # Completion widget: override and rebind old one with prefix "orig-".
+      completion:*) zle -C $prefix-$cur_widget ${${(s.:.)widgets[$cur_widget]}[2,3]} 
+                    eval "_zsh_highlight_widget_${(q)prefix}-${(q)cur_widget}() { _zsh_highlight_call_widget ${(q)prefix}-${(q)cur_widget} -- \"\$@\" }"
+                    zle -N $cur_widget _zsh_highlight_widget_$prefix-$cur_widget;;
+
+      # Builtin widget: override and make it call the builtin ".widget".
+      builtin) eval "_zsh_highlight_widget_${(q)prefix}-${(q)cur_widget}() { _zsh_highlight_call_widget .${(q)cur_widget} -- \"\$@\" }"
+               zle -N $cur_widget _zsh_highlight_widget_$prefix-$cur_widget;;
+
+      # Incomplete or nonexistent widget: Bind to z-sy-h directly.
+      *) 
+         if [[ $cur_widget == zle-* ]] && [[ -z $widgets[$cur_widget] ]]; then
+           _zsh_highlight_widget_${cur_widget}() { :; _zsh_highlight }
+           zle -N $cur_widget _zsh_highlight_widget_$cur_widget
+         else
+      # Default: unhandled case.
+           print -r -- >&2 "zsh-syntax-highlighting: unhandled ZLE widget ${(qq)cur_widget}"
+         fi
+    esac
+  done
+}
+
+# -------------------------------------------------------------------------------------------------
+# Setup
+# -------------------------------------------------------------------------------------------------
+
+# Try binding widgets.
+_zsh_highlight_bind_widgets || {
+  print -r -- >&2 'zsh-syntax-highlighting: failed binding ZLE widgets, exiting.'
+  return 1
+}
+
+# Reset scratch variables when commandline is done.
+_zsh_highlight_preexec_hook()
+{
+  typeset -g _ZSH_HIGHLIGHT_PRIOR_BUFFER=
+  typeset -gi _ZSH_HIGHLIGHT_PRIOR_CURSOR=0
+}
+
+autoload -U add-zsh-hook
+add-zsh-hook preexec _zsh_highlight_preexec_hook 2>/dev/null || {
+    print -r -- >&2 'zsh-syntax-highlighting: failed loading add-zsh-hook.'
+}
+
+# Load zsh/parameter module if available
+zmodload zsh/parameter 2>/dev/null
+
+autoload -U is-at-least 
+source "${ZERO:h}/fast-highlight"
+
+[[ "${+termcap[Co]}" = 1 && "${termcap[Co]}" = "256" ]] && FAST_HIGHLIGHT_STYLES[variable]="fg=112"
+
+-fast-highlight-fill-option-variables