library-mirrors/inspect.lua
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refactorized level control

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This commit is contained in:
Enrique García Cota 2011-04-24 01:19:49 +02:00
parent c25b42a610
commit 845a045962
1 changed files with 25 additions and 15 deletions
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inspect.lua
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@ -64,11 +64,11 @@ end
local Inspector = {} local Inspector = {}
function Inspector:new(v, depth) function Inspector:new(v, depth)
local inspector = setmetatable( { buffer = {}, depth = depth }, { local inspector = setmetatable( { buffer = {}, depth = depth, level = 0 }, {
__index = Inspector, __index = Inspector,
__tostring = function(instance) return table.concat(instance.buffer) end __tostring = function(instance) return table.concat(instance.buffer) end
} ) } )
return inspector:putValue(v, 0) return inspector:putValue(v)
end end
function Inspector:puts(...) function Inspector:puts(...)
@ -79,21 +79,30 @@ function Inspector:puts(...)
return self return self
end end
function Inspector:tabify(level) function Inspector:tabify()
self:puts("\n", string.rep(" ", level)) self:puts("\n", string.rep(" ", self.level))
return self return self
end end
function Inspector:putTable(t, level) function Inspector:up()
if level >= self.depth then self.level = self.level - 1
end
function Inspector:down()
self.level = self.level + 1
end
function Inspector:putTable(t)
if self.level >= self.depth then
self:puts('{...}') self:puts('{...}')
else else
local length, needsComma = #t, false local length, needsComma = #t, false
self:puts('{') self:puts('{')
self:down()
for i=1, length do for i=1, length do
if needsComma then self:puts(',') end if needsComma then self:puts(',') end
needsComma = true needsComma = true
self:puts(' '):putValue(t[i], level + 1) self:puts(' '):putValue(t[i])
end end
local dictKeys = getDictionaryKeys(t) local dictKeys = getDictionaryKeys(t)
@ -101,14 +110,15 @@ function Inspector:putTable(t, level)
for _,k in ipairs(dictKeys) do for _,k in ipairs(dictKeys) do
if needsComma then self:puts(',') end if needsComma then self:puts(',') end
needsComma = true needsComma = true
self:tabify(level+1) self:tabify()
self:addKey(k, level + 1) self:addKey(k)
self:puts(' = ') self:puts(' = ')
self:putValue(t[k], level + 1) self:putValue(t[k])
end end
self:up()
if #dictKeys > 0 then if #dictKeys > 0 then
self:tabify(level) self:tabify()
elseif length > 0 then elseif length > 0 then
self:puts(' ') self:puts(' ')
end end
@ -117,7 +127,7 @@ function Inspector:putTable(t, level)
return self return self
end end
function Inspector:putValue(v, level) function Inspector:putValue(v)
local tv = type(v) local tv = type(v)
if tv == 'string' then if tv == 'string' then
@ -125,18 +135,18 @@ function Inspector:putValue(v, level)
elseif tv == 'number' or tv == 'boolean' then elseif tv == 'number' or tv == 'boolean' then
self:puts(tostring(v)) self:puts(tostring(v))
elseif tv == 'table' then elseif tv == 'table' then
self:putTable(v, level) self:putTable(v)
else else
self:puts('<',tv,'>') self:puts('<',tv,'>')
end end
return self return self
end end
function Inspector:addKey(k, level) function Inspector:addKey(k)
if type(k) == "string" and isIdentifier(k) then if type(k) == "string" and isIdentifier(k) then
return self:puts(k) return self:puts(k)
end end
return self:puts( "[" ):putValue(k, level):puts("]") return self:puts( "[" ):putValue(k):puts("]")
end end
local function inspect(t, depth) local function inspect(t, depth)