Add fish, tmux, vim, and git dotfiles; clean up

.config/fish/functions/fish_right_prompt.fish

@@ -0,0 +1,82 @@
+# Borrowed from bobthefish theme (https://github.com/oh-my-fish/theme-bobthefish).
+# Copyright (c) 2013-2014 Justin Hileman.
+#
+# Modifications:
+# - Remove lines 75, 76, 78 of original file. Setting '<' as the default left arrow glyph.
+#
+# You can override some default right prompt options in your config.fish:
+#     set -g theme_date_format "+%a %H:%M"
+
+function __bobthefish_cmd_duration -S -d 'Show command duration'
+    [ "$theme_display_cmd_duration" = "no" ]
+    and return
+
+    [ -z "$CMD_DURATION" -o "$CMD_DURATION" -lt 100 ]
+    and return
+
+    if [ "$CMD_DURATION" -lt 5000 ]
+        echo -ns $CMD_DURATION 'ms'
+    else if [ "$CMD_DURATION" -lt 60000 ]
+        __bobthefish_pretty_ms $CMD_DURATION s
+    else if [ "$CMD_DURATION" -lt 3600000 ]
+        set_color $fish_color_error
+        __bobthefish_pretty_ms $CMD_DURATION m
+    else
+        set_color $fish_color_error
+        __bobthefish_pretty_ms $CMD_DURATION h
+    end
+
+    set_color $fish_color_normal
+    set_color $fish_color_autosuggestion
+
+    [ "$theme_display_date" = "no" ]
+    or echo -ns ' ' $__bobthefish_left_arrow_glyph
+end
+
+function __bobthefish_pretty_ms -S -a ms -a interval -d 'Millisecond formatting for humans'
+    set -l interval_ms
+    set -l scale 1
+
+    switch $interval
+        case s
+            set interval_ms 1000
+        case m
+            set interval_ms 60000
+        case h
+            set interval_ms 3600000
+            set scale 2
+    end
+
+    switch $FISH_VERSION
+        case 2.0.\* 2.1.\* 2.2.\* 2.3.\*
+            # Fish 2.3 and lower doesn't know about the -s argument to math.
+            math "scale=$scale;$ms/$interval_ms" | string replace -r '\\.?0*$' $interval
+        case 2.\*
+            # Fish 2.x always returned a float when given the -s argument.
+            math -s$scale "$ms/$interval_ms" | string replace -r '\\.?0*$' $interval
+        case \*
+            math -s$scale "$ms/$interval_ms"
+            echo -ns $interval
+    end
+end
+
+function __bobthefish_timestamp -S -d 'Show the current timestamp'
+    [ "$theme_display_date" = "no" ]
+    and return
+
+    set -q theme_date_format
+    or set -l theme_date_format "+%c"
+
+    echo -n ' '
+    date $theme_date_format
+end
+
+function fish_right_prompt -d 'bobthefish is all about the right prompt'
+    set __bobthefish_left_arrow_glyph '<'
+
+    set_color $fish_color_autosuggestion
+
+    __bobthefish_cmd_duration
+    __bobthefish_timestamp
+    set_color normal
+end