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always set context in transformFn to the transform stream #19

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always set context in transformFn to the transform stream #19

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5 changes: 3 additions & 2 deletions src/transformTools.coffee
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Original file line number Diff line number Diff line change
Expand Up @@ -172,6 +172,7 @@ exports.makeFalafelTransform = (transformName, options={}, transformFn) ->
falafelOptions = options.falafelOptions ? {}

transform = exports.makeStringTransform transformName, options, (content, transformOptions, done) ->
tr = @
transformErr = null
pending = 1 # We'll decrement this to zero at the end to prevent premature call of `done`.
transformed = null
Expand All @@ -191,7 +192,7 @@ exports.makeFalafelTransform = (transformName, options={}, transformFn) ->
transformed = falafel content, falafelOptions, (node) ->
pending++
try
transformFn node, transformOptions, transformCb
transformFn.call tr, node, transformOptions, transformCb
catch err
transformCb err

Expand Down Expand Up @@ -268,7 +269,7 @@ exports.makeRequireTransform = (transformName, options={}, transformFn) ->
else
args = (arg.source() for arg in node.arguments)

transformFn args, transformOptions, (err, transformed) ->
transformFn.call @, args, transformOptions, (err, transformed) ->
return done err if err
if transformed? then node.update(transformed)
done()
Expand Down