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Changed 'vars' arg in lume.format() to be optional

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rxi
2014-03-03 20:36:42 +00:00
parent 778e7f9800
commit d1e6c0334b
2 changed files with 2 additions and 1 deletions
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2
README.md
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@@ -211,7 +211,7 @@ instead of whitespace.
lume.trim(" Hello ") -- Returns "Hello" lume.trim(" Hello ") -- Returns "Hello"
``` ```
### lume.format(str, vars) ### lume.format(str [, vars])
Returns a formatted string. The values of keys in the table `vars` can be Returns a formatted string. The values of keys in the table `vars` can be
inserted into the string by using the form `"{key}"` in `str`. inserted into the string by using the form `"{key}"` in `str`.
```lua ```lua

1
lume.lua
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@@ -231,6 +231,7 @@ end
function lume.format(str, vars) function lume.format(str, vars)
vars = vars or {}
local f = function(x) return tostring(vars[x] or "{" .. x .. "}") end local f = function(x) return tostring(vars[x] or "{" .. x .. "}") end
return (str:gsub("{(.-)}", f)) return (str:gsub("{(.-)}", f))
end end