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Module:CommonFunctions: Difference between revisions
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-- in Array | -- in Array | ||
function inArray(key, array) | function inArray(key, array) | ||
if array[key] ~= nil then | |||
return true | |||
end | |||
end | end | ||
function inArrayStarts(key, array) | function inArrayStarts(key, array) | ||
for k, v in pairs(array) do | |||
if string.starts(k, key) then | |||
return true | |||
end | |||
end | |||
end | end | ||
| Line 18: | Line 20: | ||
function string.ends(str, ending) | function string.ends(str, ending) | ||
return ending == "" or str:sub(-#ending) == ending | |||
end | end | ||
| Line 24: | Line 26: | ||
function spairs(t) | function spairs(t) | ||
local keys = {} | local keys = {} | ||
for k in pairs(t) do keys[#keys+1] = k end | for k in pairs(t) do | ||
keys[#keys + 1] = k | |||
end | |||
table.sort(keys) | table.sort(keys) | ||
local i = 0 | local i = 0 | ||
| Line 37: | Line 41: | ||
-- Implement merging tables | -- Implement merging tables | ||
function tableMerge(first_table, second_table) | function tableMerge(first_table, second_table) | ||
for k,v in spairs(second_table) do first_table[k] = v end | for k, v in spairs(second_table) do | ||
first_table[k] = v | |||
end | |||
end | end | ||
function indexTableMerge(first_table, second_table) | function indexTableMerge(first_table, second_table) | ||
for k, v in spairs(second_table) do | |||
table.insert(first_table, v) | |||
end | |||
end | end | ||
| Line 49: | Line 57: | ||
numDecimalPlaces = 2 | numDecimalPlaces = 2 | ||
end | end | ||
local mult = 10^(numDecimalPlaces or 0) | local mult = 10 ^ (numDecimalPlaces or 0) | ||
return math.floor(num * mult + 0.5) / mult | return math.floor(num * mult + 0.5) / mult | ||
end | end | ||
| Line 55: | Line 63: | ||
-- Implement string trim. | -- Implement string trim. | ||
function trim(s) | function trim(s) | ||
return (string.gsub(s, "^%s*(.-)%s*$", "%1")) | |||
end | end | ||
| Line 61: | Line 69: | ||
function split(s, delimiter) | function split(s, delimiter) | ||
local i = 1 | local i = 1 | ||
if delimiter == nil then delimiter = ',' end | if delimiter == nil then | ||
delimiter = ',' | |||
end | |||
result = {}; | result = {}; | ||
for match in (s..delimiter):gmatch("(.-)"..delimiter) do | for match in (s .. delimiter):gmatch("(.-)" .. delimiter) do | ||
table.insert(result, i, match); | table.insert(result, i, match); | ||
i = i + 1 | i = i + 1 | ||
| Line 71: | Line 81: | ||
-- Title case | -- Title case | ||
function titleCaseFunc( first, rest ) | function titleCaseFunc(first, rest) | ||
return first:upper() .. rest:lower() | |||
end | end | ||
function titleCase(str) | function titleCase(str) | ||
return string.gsub(str, "(%a)([%w_']*)", titleCaseFunc) | |||
end | end | ||
| Line 85: | Line 95: | ||
function table.containsValue(tbl, val) | function table.containsValue(tbl, val) | ||
local contains = false | local contains = false | ||
for k,v in pairs(tbl) do | for k, v in pairs(tbl) do | ||
if (v == val) then | |||
contains = true | |||
break | |||
end | |||
end | end | ||
return contains | return contains | ||
| Line 96: | Line 106: | ||
function table.matches(tbl, val) | function table.matches(tbl, val) | ||
local matches = 0 | local matches = 0 | ||
for k,v in pairs(tbl) do | for k, v in pairs(tbl) do | ||
if (type(v) == 'table') then | |||
matches = matches + table.matches(v, val) | |||
else | |||
if (v == val) then | |||
matches = matches + 1 | |||
end | |||
end | |||
end | end | ||
return matches | return matches | ||
end | end | ||
function dump(o) | |||
if type(o) == 'table' then | |||
local s = '{ <br>' | |||
for k, v in pairs(o) do | |||
if type(k) ~= 'number' then | |||
k = '"' .. k .. '"' | |||
end | end | ||
s = s .. '[' .. k .. '] = ' .. dump(v) .. ',<br>' | |||
end | end | ||
return s .. '}' | |||
else | |||
return tostring(o) | |||
end | end | ||
end | |||