##############################################
# Categorize mathematical map symbols.       #
# Author: Scott Pakin <scott+clsl@pakin.org> #
##############################################

# ... rightward ...

# This rule should precede the following one.
[[rewrite]]
regex = '^(var)?(long)?(var)?(right)?mapsto$'
item = "maps to"

[[rewrite]]
compare_lowercase = true
regex = '^(var)?(long)?(var)?(right)?mapsto$'
item = ["maps to", "double"]

# This rule should precede the following one.
[[rewrite]]
regex = '^n(var)?(long)?(var)?(right)?mapsto$'
item = ["maps to", "negated"]

[[rewrite]]
compare_lowercase = true
regex = '^n(var)?(long)?(var)?(right)?mapsto$'
item = ["maps to", "double, negated"]

[[rewrite]]
matches = "twoheadmapsto"
item = ["maps to", "double headed"]

[[rewrite]]
matches = ["xmapsto", "xvarmapsto"]
item = ["maps to", "extensible"]

# ... downward ...

[[rewrite]]
prefix = ["downmaps", "mapsdown"]
item = ["maps to", "downward"]

[[rewrite]]
prefix = ["Downmaps", "Mapsdown"]
item = ["maps to", "downward, double"]

[[rewrite]]
prefix = ["ndownmaps", "nmapsdown"]
item = ["maps to", "downward, negated"]

[[rewrite]]
prefix = ["nDownmaps", "nMapsdown"]
item = ["maps to", "downward, double, negated"]

# ... upward ...

[[rewrite]]
prefix = ["upmaps", "mapsup"]
item = ["maps to", "upward"]

[[rewrite]]
prefix = ["Upmaps", "Mapsup"]
item = ["maps to", "upward, double"]

[[rewrite]]
prefix = ["nupmaps", "nmapsup"]
item = ["maps to", "upward, negated"]

[[rewrite]]
prefix = ["nUpmaps", "nMapsup"]
item = ["maps to", "upward, double, negated"]

# ... leftward ...

# This rule should precede the following one.
[[rewrite]]
regex = '^(var)?(long)?(var)?mapsfrom$'
item = ["maps to", "leftward"]

[[rewrite]]
compare_lowercase = true
regex = '^(var)?(long)?(var)?mapsfrom$'
item = ["maps to", "leftward, double"]

# This rule should precede the following one.
[[rewrite]]
regex = '^n(var)?(long)?(var)?mapsfrom$'
item = ["maps to", "leftward, negated"]

[[rewrite]]
compare_lowercase = true
regex = '^n(var)?(long)?(var)?mapsfrom$'
item = ["maps to", "leftward, double, negated"]

[[rewrite]]
matches = "leftmapsto"
item = ["maps to", "leftward"]

[[rewrite]]
matches = "Leftmapsto"
item = ["maps to", "leftward, double"]

[[rewrite]]
matches = "nleftmapsto"
item = ["maps to", "leftward, negated"]

[[rewrite]]
matches = "nLeftmapsto"
item = ["maps to", "leftward, double, negated"]

[[rewrite]]
matches = "twoheadmapsfrom"
item = ["maps to", "leftward, double headed"]

[[rewrite]]
matches = "xvarmapsfrom"
item = ["maps to", "leftward, extensible"]

# ... diagonal ...

[[rewrite]]
regex = '^(ne|nw|se|sw)mapsto$'
item = ["maps to", "diagonal"]

[[rewrite]]
regex = '^n(ne|nw|se|sw)mapsto$'
item = ["maps to", "diagonal, negated"]