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Commit Description:
allow ta to set model submission
Commit Description:
allow ta to set model submission
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node_modules/ast-transform/index.js
| 43 lines
| 910 B
| application/javascript
| JavascriptLexer
|
| r789 | var codegen = require('escodegen') | |||
| var esprima = require('esprima') | ||||
| var through = require('through') | ||||
| module.exports = astTransform | ||||
| function astTransform(transform, opts) { | ||||
| opts = opts || {} | ||||
| return function(file) { | ||||
| var stream = through(write, flush) | ||||
| var tr = transform(file) | ||||
| var buffer = [] | ||||
| if (!tr) return through() | ||||
| return stream | ||||
| function write(data) { buffer.push(data) } | ||||
| function flush() { | ||||
| buffer = buffer.join('') | ||||
| try { | ||||
| var ast = esprima.parse(buffer, opts) | ||||
| } catch(e) { | ||||
| return stream.emit('error', e) | ||||
| } | ||||
| tr(ast, function(err, updated) { | ||||
| if (err) return stream.emit('error', err) | ||||
| try { | ||||
| var code = codegen.generate(updated || ast) | ||||
| } catch(e) { | ||||
| return stream.emit('error', e) | ||||
| } | ||||
| stream.queue(code.code || code) | ||||
| stream.queue(null) | ||||
| }) | ||||
| } | ||||
| } | ||||
| } | ||||