/* measurement values and units warnings (tickets #8687, #15719) */

*[/^[0-9]+$/] {
  throwWarning: tr("numerical key");
  assertMatch: "way 123=foo";
  assertNoMatch: "way ref.1=foo";
}

*[layer =~ /^\+\d/] {
  throwWarning: tr("{0} value with + sign", "{0.key}");
  fixAdd: concat("layer=", replace(tag("layer"), "+", ""));
  assertMatch: "node layer=+1";
  assertNoMatch: "node layer=1";
  assertNoMatch: "node layer=-1";
  assertNoMatch: "node layer=+foo";
}

*[layer][layer !~ /^0$|^(-|\+)?[1-5]$/] {
  throwWarning: tr("{0} should be an integer value between -5 and 5", "{0.key}");
  assertMatch: "node layer=-50";
  assertMatch: "node layer=6";
  assertMatch: "node layer=+10";
  assertMatch: "node layer=0.5";
  assertMatch: "node layer=0;1";
  assertNoMatch: "node layer=-5";
  assertNoMatch: "node layer=0";
  assertNoMatch: "node layer=2";
  assertNoMatch: "node layer=+5"; /* this is an invalid value, but this case is already covered by the previous rule */
}

*[building:levels][building:levels !~ /^(([0-9]|[1-9][0-9]*)(\.5)?)$/],
*[level][level !~ /^((((-*[1-9]|[0-9])|-*[1-9][0-9]*)(\.5)?)|-0\.5)(;((((-*[1-9]|[0-9])|-*[1-9][0-9]*)(\.5)?)|-0\.5))*$/] { /* all numbers from -∞ to ∞ in 0.5 steps, optional multiple values separated by a ; */
  throwWarning: tr("{0} should have numbers only with optional .5 increments", "{0.key}");
  assertMatch: "node level=one";
  assertMatch: "node level=01";
  assertMatch: "node level=-03";
  assertMatch: "node level=-01.5";
  assertMatch: "node level=2.3";
  assertMatch: "node level=-0";
  assertNoMatch: "node level=0";
  assertNoMatch: "node level=1";
  assertNoMatch: "node level=-1";
  assertNoMatch: "node level=-0.5";
  assertNoMatch: "node level=1.5";
  assertNoMatch: "node level=12";
  assertNoMatch: "node level=0;1";
  assertNoMatch: "node level=1;1.5";
  assertNoMatch: "node level=1;0.5";
  assertNoMatch: "node level=0;-0.5";
  assertNoMatch: "node level=-0.5;0";
  assertNoMatch: "node level=-1;-0.5";
  assertNoMatch: "node building:levels=1.5";
  assertMatch: "node building:levels=-1";
  assertNoMatch: "node building:levels=0"; /* valid because there can be building:levels:underground > 0 or roof:levels > 0 */
}

*[height][height =~ /^[0-9]+,[0-9][0-9]?( (m|ft))?$/] {
  throwWarning: tr("unusual value of {0}: use . instead of , as decimal separator", "{0.key}");
  fixAdd: concat("height=", replace(tag("height"), ",", "."));
  set height_separator_autofix;
  assertMatch: "node height=5,5";
  assertMatch: "node height=12,00";
  assertMatch: "node height=12,5 ft";
  assertNoMatch: "node height=12,000";
  assertNoMatch: "node height=3,50,5";
  assertNoMatch: "node height=3.5";
  assertNoMatch: "node height=4";
}
*[height][height !~ /^(([0-9]+\.?[0-9]*( (m|ft))?)|([1-9][0-9]*\'((10|11|[0-9])((\.[0-9]+)?)\")?))$/]!.height_separator_autofix {
  throwWarning: tr("unusual value of {0}: meters is default; point is decimal separator; if units, put space then unit", "{0.key}");
  assertMatch: "node height=medium";
  assertMatch: "node height=-5";
  assertNoMatch: "node height=2 m";
  assertNoMatch: "node height=5";
  assertNoMatch: "node height=7.8";
  assertNoMatch: "node height=20 ft";
  assertNoMatch: "node height=22'";
}

*[maxheight][maxheight =~ /^[0-9]+,[0-9][0-9]?( (m|ft))?$/] {
  throwWarning: tr("unusual value of {0}: use . instead of , as decimal separator", "{0.key}");
  fixAdd: concat("maxheight=", replace(tag("maxheight"), ",", "."));
  set maxheight_separator_autofix;
  assertMatch: "node maxheight=5,5";
  assertMatch: "node maxheight=12,00";
  assertMatch: "node maxheight=12,5 ft";
  assertNoMatch: "node maxheight=12,000";
  assertNoMatch: "node maxheight=3,50,5";
  assertNoMatch: "node maxheight=3.5";
  assertNoMatch: "node maxheight=4";
}
*[maxheight][maxheight !~ /^(([1-9][0-9]*(\.[0-9]+)?( (m|ft))?)|([0-9]+\'(([0-9]|10|11)(\.[0-9]*)?\")?)|none|default|below_default)$/]!.maxheight_separator_autofix {
  throwWarning: tr("unusual value of {0}: meters is default; point is decimal separator; if units, put space then unit", "{0.key}");
  assertMatch: "node maxheight=something";
  assertMatch: "node maxheight=-5";
  assertMatch: "node maxheight=0";
  assertNoMatch: "node maxheight=4";
  assertNoMatch: "node maxheight=3.5";
  assertNoMatch: "node maxheight=2 m";
  assertNoMatch: "node maxheight=14 ft";
  assertNoMatch: "node maxheight=10'";
  assertNoMatch: "node maxheight=16'3\"";
}

*[width][width =~ /^[0-9]+,[0-9][0-9]?( (m|ft))?$/] {
  throwWarning: tr("unusual value of {0}: use . instead of , as decimal separator", "{0.key}");
  fixAdd: concat("width=", replace(tag("width"), ",", "."));
  set width_separator_autofix;
  assertMatch: "node width=5,5";
  assertMatch: "node width=12,00";
  assertNoMatch: "node width=12,000";
  assertNoMatch: "node width=3,50,5";
  assertNoMatch: "node width=3.5";
  assertNoMatch: "node width=4";
}
*[width][width !~ /^(([0-9]+\.?[0-9]*( [a-z]+)?)|([0-9]+\'([0-9]+\.?[0-9]*\")?))$/]!.width_separator_autofix {
  throwWarning: tr("unusual value of {0}: meters is default; point is decimal separator; if units, put space then unit", "{0.key}");
  assertMatch: "way width=something";
  assertMatch: "way width=-5";
  assertNoMatch: "way width=3";
  assertNoMatch: "way width=0.5";
  assertNoMatch: "way width=1 m";
  assertNoMatch: "way width=10 ft";
  assertNoMatch: "way width=1'";
  assertNoMatch: "way width=10'5\"";
}

*[maxwidth][maxwidth =~ /^[0-9]+,[0-9][0-9]?( (m|ft))?$/] {
  throwWarning: tr("unusual value of {0}: use . instead of , as decimal separator", "{0.key}");
  fixAdd: concat("maxwidth=", replace(tag("maxwidth"), ",", "."));
  set maxwidth_separator_autofix;
  assertMatch: "node maxwidth=5,5";
  assertMatch: "node maxwidth=12,00";
  assertNoMatch: "node maxwidth=12,000";
  assertNoMatch: "node maxwidth=3,50,5";
  assertNoMatch: "node maxwidth=3.5";
  assertNoMatch: "node maxwidth=4";
}
*[maxwidth][maxwidth !~ /^(([0-9]+\.?[0-9]*( (m|ft))?)|([0-9]+\'[0-9]+\.?[0-9]*\"))$/]!.maxwidth_separator_autofix {
  throwWarning: tr("unusual value of {0}: meters is default; point is decimal separator; if units, put space then unit", "{0.key}");
  assertMatch: "way maxwidth=something";
  assertMatch: "way maxwidth=-5";
  assertNoMatch: "way maxwidth=2";
  assertNoMatch: "way maxwidth=6'6\"";
  assertNoMatch: "way maxwidth=2.5";
  assertNoMatch: "way maxwidth=7 ft";
}

*[maxweight][maxweight =~ /^[0-9]+,[0-9][0-9]?( (t|kg|lbs))?$/] {
  throwWarning: tr("unusual value of {0}: use . instead of , as decimal separator", "{0.key}");
  fixAdd: concat("maxweight=", replace(tag("maxweight"), ",", "."));
  set maxweight_separator_autofix;
  assertMatch: "node maxweight=5,5";
  assertMatch: "node maxweight=12,00";
  assertNoMatch: "node maxweight=12,000";
  assertNoMatch: "node maxweight=3,50,5";
  assertNoMatch: "node maxweight=3.5";
  assertNoMatch: "node maxweight=4";
}
*[maxweight][maxweight !~ /^(([0-9]+\.?[0-9]*( (t|kg|lbs))?)|([0-9]+\'[0-9]+\.?[0-9]*\"))$/]!.maxweight_separator_autofix {
  throwWarning: tr("unusual value of {0}: tonne is default; point is decimal separator; if units, put space then unit", "{0.key}");
  assertMatch: "way maxweight=something";
  assertMatch: "way maxweight=-5";
  assertNoMatch: "way maxweight=2";
  assertNoMatch: "way maxweight=6'6\"";
  assertNoMatch: "way maxweight=2.5";
  assertNoMatch: "way maxweight=7 kg";
}

way[maxspeed][maxspeed !~ /^(signals|none|unposted|variable|walk|[1-9][0-9]*( [a-z]+)?|[A-Z][A-Z]:(urban|rural|living_street|motorway))$/],
way[maxspeed:forward][maxspeed:forward !~ /^(signals|none|unposted|variable|walk|[1-9][0-9]*( [a-z]+)?|[A-Z][A-Z]:(urban|rural|living_street|motorway))$/],
way[maxspeed:backward][maxspeed:backward !~ /^(signals|none|unposted|variable|walk|[1-9][0-9]*( [a-z]+)?|[A-Z][A-Z]:(urban|rural|living_street|motorway))$/] {
  throwWarning: tr("unusual value of {0}", "{0.key}");
  assertMatch: "way maxspeed=something";
  assertMatch: "way maxspeed=-50";
  assertMatch: "way maxspeed=0";
  assertNoMatch: "way maxspeed=50";
  assertNoMatch: "way maxspeed=30 mph";
  assertNoMatch: "way maxspeed=RO:urban";
  assertNoMatch: "way maxspeed=RU:rural";
  assertNoMatch: "way maxspeed=RU:living_street";
  assertNoMatch: "way maxspeed=DE:motorway";
  assertNoMatch: "way maxspeed=signals";
  assertNoMatch: "way maxspeed=none";
  assertNoMatch: "way maxspeed=variable";
}

*[distance][distance =~ /^[0-9]+,[0-9][0-9]?( (m|km|mi|nmi))?$/] {
  throwWarning: tr("unusual value of {0}: use . instead of , as decimal separator", "{0.key}");
  fixAdd: concat("distance=", replace(tag("distance"), ",", "."));
  set distance_separator_autofix;
  assertMatch: "node distance=5,5";
  assertMatch: "node distance=12,00";
  assertNoMatch: "node distance=12,000";
  assertNoMatch: "node distance=3,50,5";
  assertNoMatch: "node distance=3.5";
  assertNoMatch: "node distance=4";
}
*[distance][distance !~ /^(([0-9]+\.?[0-9]*( (m|km|mi|nmi))?)|([0-9]+\'[0-9]+\.?[0-9]*\"))$/]!.distance_separator_autofix {
  throwWarning: tr("unusual value of {0}: kilometers is default; point is decimal separator; if units, put space then unit", "{0.key}");
  assertMatch: "way distance=something";
  assertMatch: "way distance=-5";
  assertNoMatch: "way distance=2";
  assertNoMatch: "way distance=2.5";
  assertNoMatch: "way distance=7 mi";
}

way[voltage][voltage =~ /(.*[A-Za-z].*)|.*,.*|.*( ).*/] {
  throwWarning: tr("voltage should be in volts with no units/delimiter/spaces");
  assertMatch: "way voltage=medium";
  assertNoMatch: "way voltage=15000";
}

/* some users are using frequency for other purposes (not electromagnetic) 
   with the values 'perennial' and 'intermittent'; the vast majority are 0, 16.7, 50 and 60 */
way[frequency][frequency !~ /^(0|[1-9][0-9]*(\.[0-9]+)?)( (kHz|MHz|GHz|THz))?$/] {
  throwWarning: tr("unusual value of {0}", "{0.key}");
  assertMatch: "way frequency=something";
  assertNoMatch: "way frequency=0"; /* DC */
  assertNoMatch: "way frequency=16.7";
  assertNoMatch: "way frequency=50";
  assertNoMatch: "way frequency=680 kHz";
  assertNoMatch: "way frequency=123.5 MHz";
}

way[gauge][gauge !~ /^([1-9][0-9]{1,3}(;[1-9][0-9]{1,3})*|broad|standard|narrow)$/] {
  throwWarning: tr("unusual value of {0}", "{0.key}");
  assertMatch: "way gauge=something";
  assertNoMatch: "way gauge=1435";
  assertNoMatch: "way gauge=1000;1435";
  assertNoMatch: "way gauge=standard";
  assertNoMatch: "way gauge=narrow";
}

/* the numbers for percentage and degrees include could probably be bracketed a bit more precisely */
way[incline][incline !~ /^(up|down|-?([0-9]+?(\.[1-9]%)?|100)[%°]?)$/] {
  throwWarning: tr("unusual value of {0}", "{0.key}");
  suggestAlternative: "x%";
  suggestAlternative: "x°";
  suggestAlternative: "up";
  suggestAlternative: "down";
  assertMatch: "way incline=extreme";
  assertNoMatch: "way incline=up";
  assertNoMatch: "way incline=down";
  assertNoMatch: "way incline=10%";
  assertNoMatch: "way incline=-5%";
  assertNoMatch: "way incline=10°";
}

/* see ticket #9631 */
*[population][population !~ /^[0-9]+$/ ] {
  throwWarning: tr("{0} must be a numeric value", "{0.key}");
}

/* must be an integer positive number only and not 0, see #10837 (lanes), #11055 (screen) */
way[lanes][lanes !~ /^[1-9]([0-9]*)$/][highway],
way["lanes:backward"]["lanes:backward" !~ /^[1-9]([0-9]*)$/][highway],
way["lanes:forward"]["lanes:forward" !~ /^[1-9]([0-9]*)$/][highway],
*[screen][screen !~ /^[1-9]([0-9]*)$/][amenity=cinema] {
  throwError: tr("{0} must be a positive integer number", "{0.key}");
  assertMatch: "way highway=residential lanes=-1";
  assertMatch: "way highway=residential lanes=5.5";
  assertMatch: "way highway=residential lanes=1;2";
  assertMatch: "way highway=residential lanes:forward=-1";
  assertMatch: "way highway=residential lanes:backward=-1";
  assertNoMatch: "way highway=residential lanes=1";
  assertMatch: "node amenity=cinema screen=led";
  assertNoMatch: "node amenity=cinema screen=8";
}
*[admin_level][admin_level !~ /^(1|2|3|4|5|6|7|8|9|10|11|12)$/] {
  throwWarning: tr("unusual value of {0}", "{0.key}");
  assertMatch: "node admin_level=0";
  assertMatch: "node admin_level=-1";
  assertMatch: "node admin_level=13";
  assertNoMatch: "node admin_level=5";
}

/* #14989 */
*[direction][direction<0],
*[direction][direction>=360],
*[direction][direction !~ /^([0-9][0-9]?[0-9]?|north|east|south|west|N|E|S|W|NE|SE|SW|NW|NNE|ENE|ESE|SSE|SSW|WSW|WNW|NNW|forward|backward|both|clockwise|anti-clockwise|anticlockwise|up|down)(-([0-9][0-9]?[0-9]?|N|E|S|W|NE|SE|SW|NW|NNE|ENE|ESE|SSE|SSW|WSW|WNW|NNW))?(;([0-9][0-9]?[0-9]?|N|E|S|W|NE|SE|SW|NW|NNE|ENE|ESE|SSE|SSW|WSW|WNW|NNW)-([0-9][0-9]?[0-9]?|N|E|S|W|NE|SE|SW|NW|NNE|ENE|ESE|SSE|SSW|WSW|WNW|NNW))*$/] {
  throwWarning: tr("unusual value of {0}", "{0.key}");
  assertMatch: "node direction=north-down";
  assertMatch: "node direction=rome";
  assertMatch: "node direction=C";
  assertMatch: "node direction=NNNE";
  assertMatch: "node direction=1360";
  assertNoMatch: "node direction=NE-S"; /* ranges are used at tourism=viewpoint*/
  assertMatch: "node direction=north-south"; /* ranges only in numbers or short NESW form */
  assertMatch: "node direction=north-east"; /* if range use N-E, if single direcion use NE */
  assertNoMatch: "node direction=0-360"; /* complete panorama view */
  assertNoMatch: "node direction=45-100;190-250;300-360";
  assertMatch: "node direction=45-100;190-250;300";
  assertNoMatch: "node direction=up"; 
  assertNoMatch: "node direction=down"; /* up/down are replaced by incline tag, has separate warning */
  assertMatch: "node direction=-10";
  assertNoMatch: "node direction=0";
  assertNoMatch: "node direction=45";
  assertMatch: "node direction=360";
  assertNoMatch: "node direction=N";
  assertNoMatch: "node direction=NNE";
  assertNoMatch: "node direction=west";
  assertNoMatch: "node direction=forward";
  assertNoMatch: "node direction=anti-clockwise";
  assertNoMatch: "node direction=anticlockwise"; /* both spellings are in use and even wiki uses both */
}

/* #14786 (should be safe to just remove the meters unit from the value) */
*[ele][ele =~ /^-?[0-9]+(\.[0-9]+)? ?m$/] {
  throwWarning: tr("{0} must be a numeric value, in meters and without units", "{0.key}");
  fixAdd: concat("ele=", trim(replace(tag("ele"), "m", "")));
  set ele_meter_remove_autofix;
  assertMatch: "node ele=12m";
  assertMatch: "node ele=12 m";
  assertNoMatch: "node ele=12km";
  assertMatch: "node ele=12.1m";
  assertMatch: "node ele=-12.1 m";
  assertNoMatch: "node ele=12";
  assertNoMatch: "node ele=high";
}
*[ele][ele =~ /^[0-9]+,[0-9][0-9]?$/] {
  throwWarning: tr("unusual value of {0}: use . instead of , as decimal separator", "{0.key}");
  fixAdd: concat("ele=", replace(tag("ele"), ",", "."));
  set ele_separator_autofix;
  assertMatch: "node ele=5,5";
  assertMatch: "node ele=12,00";
  assertNoMatch: "node ele=8,848"; /* wrongly used thousands separator */
  assertNoMatch: "node ele=3,50,5";
  assertNoMatch: "node ele=3.5";
  assertNoMatch: "node ele=4";
}
*[ele][ele !~ /^-?[0-9]+(\.[0-9]+)?$/]!.ele_meter_remove_autofix!.ele_separator_autofix {
  throwWarning: tr("{0} must be a numeric value, in meters and without units", "{0.key}");
  assertNoMatch: "node ele=12m";
  assertNoMatch: "node ele=12 m";
  assertMatch: "node ele=12km";
  assertNoMatch: "node ele=12.1m";
  assertNoMatch: "node ele=-12.1 m";
  assertNoMatch: "node ele=12";
  assertMatch: "node ele=high";
}

/* #17530 */
*[ele][ele =~ /^-?[0-9]+\.[0-9][0-9][0-9]+$/] {
  throwWarning: tr("{0}", "{0.tag}");
  group: tr("Unnecessary amount of decimal places");
  fixAdd: concat("ele=", round(tag("ele")*100)/100);
  assertNoMatch: "node ele=12";
  assertNoMatch: "node ele=1.12";
  assertMatch: "node ele=12.123";
  assertMatch: "node ele=12.1234";
  assertMatch: "node ele=-12.6789";
  assertNoMatch: "node ele=12.123 m";
  assertNoMatch: "node ele=high";
}

/* #15774 */
node[fire_hydrant:pressure="#"] {
  throwError: tr("unusual value of {0}", "{0.key}");
}

*[interval][interval !~ /^([0-9][0-9]?|[0-9][0-9]:[0-5][0-9](:[0-9][0-9])?)$/] {
  throwWarning: tr("unusual value of {0}", "{0.key}");
  assertNoMatch: "way interval=5";
  assertNoMatch: "way interval=20";
  assertNoMatch: "way interval=00:05";
  assertNoMatch: "way interval=00:05:00";
  assertNoMatch: "way interval=03:00:00";
  assertMatch: "way interval=123";
  assertMatch: "way interval=0:5:0";
  assertMatch: "way interval=00:65:00";
}

/* #15107 */
*[aeroway=helipad  ][iata][iata!~/^[A-Z]{3}$/],
*[aeroway=aerodrome][iata][iata!~/^[A-Z]{3}$/] {
  throwWarning: tr("wrong value: {0}", "{1.tag}");
  group: tr("Airport tagging");
  assertNoMatch: "way aeroway=aerodrome iata=BER";
  assertMatch: "way aeroway=aerodrome iata=BERL";
  assertMatch: "way aeroway=aerodrome iata=BE";
  assertMatch: "way aeroway=aerodrome iata=ber";
}
*[aeroway=helipad  ][icao][icao!~/^[A-Z]{4}$/],
*[aeroway=aerodrome][icao][icao!~/^[A-Z]{4}$/] {
  throwWarning: tr("wrong value: {0}", "{1.tag}");
  group: tr("Airport tagging");
  assertNoMatch: "way aeroway=aerodrome icao=EDDB";
  assertMatch: "way aeroway=aerodrome icao=EDDBA";
  assertMatch: "way aeroway=aerodrome icao=EDD";
  assertMatch: "way aeroway=aerodrome icao=eddb";
}
*[aeroway=helipad  ][icao][icao!~/^(AG|AN|AY|BG|BI|BK|C|DA|DB|DF|DG|DI|DN|DR|DT|DX|EB|ED|EE|EF|EG|EH|EI|EK|EL|EN|EP|ES|ET|EV|EY|FA|FB|FC|FD|FE|FG|FH|FI|FJ|FK|FL|FM|FN|FO|FP|FQ|FS|FT|FV|FW|FX|FY|FZ|GA|GB|GC|GE|GF|GG|GL|GM|GO|GQ|GS|GU|GV|HA|HB|HC|HD|HE|HH|HK|HL|HR|HS|HT|HU|K|LA|LB|LC|LD|LE|LF|LG|LH|LI|LJ|LK|LL|LM|LN|LO|LP|LQ|LR|LS|LT|LU|LV|LW|LX|LY|LZ|MB|MD|MG|MH|MK|MM|MN|MP|MR|MS|MT|MU|MW|MY|MZ|NC|NF|NG|NI|NL|NS|NT|NV|NW|NZ|OA|OB|OE|OI|OJ|OK|OL|OM|OO|OP|OR|OS|OT|OY|PA|PB|PC|PF|PG|PH|PJ|PK|PL|PM|PO|PP|PT|PW|RC|RJ|RK|RO|RP|SA|SB|SC|SD|SE|SF|SG|SH|SI|SJ|SK|SL|SM|SN|SO|SP|SS|SU|SV|SW|SY|TA|TB|TD|TF|TG|TI|TJ|TK|TL|TN|TQ|TR|TT|TU|TV|TX|U|UA|UB|UC|UD|UG|UK|UM|UT|VA|VC|VD|VE|VG|VH|VI|VL|VM|VN|VO|VQ|VR|VT|VV|VY|WA|WB|WI|WM|WP|WQ|WR|WS|Y|Z|ZK|ZM)/],
*[aeroway=aerodrome][icao][icao!~/^(AG|AN|AY|BG|BI|BK|C|DA|DB|DF|DG|DI|DN|DR|DT|DX|EB|ED|EE|EF|EG|EH|EI|EK|EL|EN|EP|ES|ET|EV|EY|FA|FB|FC|FD|FE|FG|FH|FI|FJ|FK|FL|FM|FN|FO|FP|FQ|FS|FT|FV|FW|FX|FY|FZ|GA|GB|GC|GE|GF|GG|GL|GM|GO|GQ|GS|GU|GV|HA|HB|HC|HD|HE|HH|HK|HL|HR|HS|HT|HU|K|LA|LB|LC|LD|LE|LF|LG|LH|LI|LJ|LK|LL|LM|LN|LO|LP|LQ|LR|LS|LT|LU|LV|LW|LX|LY|LZ|MB|MD|MG|MH|MK|MM|MN|MP|MR|MS|MT|MU|MW|MY|MZ|NC|NF|NG|NI|NL|NS|NT|NV|NW|NZ|OA|OB|OE|OI|OJ|OK|OL|OM|OO|OP|OR|OS|OT|OY|PA|PB|PC|PF|PG|PH|PJ|PK|PL|PM|PO|PP|PT|PW|RC|RJ|RK|RO|RP|SA|SB|SC|SD|SE|SF|SG|SH|SI|SJ|SK|SL|SM|SN|SO|SP|SS|SU|SV|SW|SY|TA|TB|TD|TF|TG|TI|TJ|TK|TL|TN|TQ|TR|TT|TU|TV|TX|U|UA|UB|UC|UD|UG|UK|UM|UT|VA|VC|VD|VE|VG|VH|VI|VL|VM|VN|VO|VQ|VR|VT|VV|VY|WA|WB|WI|WM|WP|WQ|WR|WS|Y|Z|ZK|ZM)/] {
  throwWarning: tr("wrong value: {0}", "{1.tag}");
  group: tr("Airport tagging");
  assertNoMatch: "way aeroway=aerodrome icao=EDDB";
  assertMatch: "way aeroway=aerodrome icao=EQQQ";
}

/* #18573 */
*[isced:level][isced:level !~ /^(0|1|2|3|4|5|6|7|8)((;|-)(1|2|3|4|5|6|7|8))*$/] {
  throwWarning: tr("unusual value of {0}", "{0.key}");
  assertMatch: "node isced:level=secondary";
  assertMatch: "node isced:level=0,1,2,3";
  assertMatch: "node isced:level=9";
  assertMatch: "node isced:level=10";
  assertNoMatch: "node isced:level=0;1;2;3";
  assertNoMatch: "node isced:level=0";
  assertNoMatch: "node isced:level=5";
  assertNoMatch: "node isced:level=0-3";
}